Initial Commit

20 files changed, 15866 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..cca1547
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,8 @@
+/testing
+/.settings
+/.project
+/.classpath
+/target
+/gen-java
+*~
+*.swp
diff --git a/extras/eclipse-code-style.xml b/extras/eclipse-code-style.xml
new file mode 100644
index 0000000..3c1d5f1
--- /dev/null
+++ b/extras/eclipse-code-style.xml
@@ -0,0 +1,291 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<profiles version="12">
+<profile kind="CodeFormatterProfile" name="bwLP Masterserver" version="12">
+<setting id="org.eclipse.jdt.core.formatter.comment.insert_new_line_before_root_tags" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.disabling_tag" value="@formatter:off"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_annotation" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_type_parameters" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_type_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_type_arguments" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.brace_position_for_anonymous_type_declaration" value="end_of_line"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_case" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_brace_in_array_initializer" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.new_lines_at_block_boundaries" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_before_closing_brace_in_array_initializer" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_annotation" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_field" value="0"/>
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+<setting id="org.eclipse.jdt.core.formatter.use_on_off_tags" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_annotation_type_member_declaration" value="do not insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_prefix_operator" value="do not insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.alignment_for_superinterfaces_in_enum_declaration" value="16"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_default" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_and_in_type_parameter" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_constructor_declaration" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_before_imports" value="1"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_assert" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_html" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_method_declaration" value="32"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_angle_bracket_in_type_parameters" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_bracket_in_array_allocation_expression" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_anonymous_type_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_colon_in_conditional" value="insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_for" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_postfix_operator" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_source_code" value="true"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_constructor_declaration_throws" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_parameters_in_method_declaration" value="16"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_brace_in_array_initializer" value="insert"/>
+<setting id="org.eclipse.jdt.core.compiler.codegen.targetPlatform" value="1.7"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_resources_in_try" value="80"/>
+<setting id="org.eclipse.jdt.core.formatter.use_tabs_only_for_leading_indentations" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation" value="0"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_header" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.format_block_comments" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_enum_constant" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.alignment_for_enum_constants" value="0"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_new_line_in_empty_block" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_annotation_declaration_header" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_parenthesized_expression" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_parenthesized_expression" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_catch" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_multiple_local_declarations" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_switch" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_comma_in_for_increments" value="do not insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_colon_in_assert" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.brace_position_for_type_declaration" value="next_line"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_array_initializer" value="insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_method_declaration" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_for" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_paren_in_catch" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_parameterized_type_reference" value="do not insert"/>
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+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_parameterized_type_reference" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_method_invocation_arguments" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.comment.new_lines_at_javadoc_boundaries" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.blank_lines_after_imports" value="1"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_local_declarations" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.indent_body_declarations_compare_to_enum_constant_header" value="true"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_after_semicolon_in_for" value="insert"/>
+<setting id="org.eclipse.jdt.core.formatter.never_indent_line_comments_on_first_column" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_semicolon_in_try_resources" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.insert_space_before_opening_angle_bracket_in_type_arguments" value="do not insert"/>
+<setting id="org.eclipse.jdt.core.formatter.never_indent_block_comments_on_first_column" value="false"/>
+<setting id="org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line" value="false"/>
+</profile>
+</profiles>
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..db9086e
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,77 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>org.openslx.bwlp</groupId>
+	<artifactId>master-sync-shared</artifactId>
+	<version>1.0-SNAPSHOT</version>
+	<packaging>jar</packaging>
+
+	<name>master-sync-shared</name>
+	<url>http://maven.apache.org</url>
+
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+	</properties>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>3.1</version>
+				<configuration>
+					<source>1.7</source>
+					<target>1.7</target>
+				</configuration>
+			</plugin>
+			<plugin>
+				<artifactId>maven-assembly-plugin</artifactId>
+				<executions>
+					<execution>
+						<phase>package</phase>
+						<goals>
+							<goal>single</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-eclipse-plugin</artifactId>
+				<version>2.9</version>
+				<configuration>
+					<workspace>${basedir}</workspace>
+					<workspaceCodeStylesURL>file://${basedir}/extras/eclipse-code-style.xml</workspaceCodeStylesURL>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.apache.thrift</groupId>
+			<artifactId>libthrift</artifactId>
+			<version>0.9.1</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>junit</groupId>
+			<artifactId>junit</artifactId>
+			<version>4.11</version>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>log4j</groupId>
+			<artifactId>log4j</artifactId>
+			<version>1.2.17</version>
+			<scope>compile</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-log4j12</artifactId>
+			<version>1.7.5</version>
+			<scope>compile</scope>
+		</dependency>
+	</dependencies>
+</project>
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/AuthenticationError.java b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthenticationError.java
new file mode 100644
index 0000000..2fd9fcf
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthenticationError.java
@@ -0,0 +1,51 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+public enum AuthenticationError implements org.apache.thrift.TEnum {
+  GENERIC_ERROR(0),
+  INVALID_CREDENTIALS(1),
+  ACCOUNT_SUSPENDED(2),
+  BANNED_NETWORK(3);
+
+  private final int value;
+
+  private AuthenticationError(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Get the integer value of this enum value, as defined in the Thrift IDL.
+   */
+  public int getValue() {
+    return value;
+  }
+
+  /**
+   * Find a the enum type by its integer value, as defined in the Thrift IDL.
+   * @return null if the value is not found.
+   */
+  public static AuthenticationError findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return GENERIC_ERROR;
+      case 1:
+        return INVALID_CREDENTIALS;
+      case 2:
+        return ACCOUNT_SUSPENDED;
+      case 3:
+        return BANNED_NETWORK;
+      default:
+        return null;
+    }
+  }
+}
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/AuthenticationException.java b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthenticationException.java
new file mode 100644
index 0000000..5efc66c
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthenticationException.java
@@ -0,0 +1,504 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class AuthenticationException extends TException implements org.apache.thrift.TBase<AuthenticationException, AuthenticationException._Fields>, java.io.Serializable, Cloneable, Comparable<AuthenticationException> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("AuthenticationException");
+
+  private static final org.apache.thrift.protocol.TField NUMBER_FIELD_DESC = new org.apache.thrift.protocol.TField("number", org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField MESSAGE_FIELD_DESC = new org.apache.thrift.protocol.TField("message", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new AuthenticationExceptionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new AuthenticationExceptionTupleSchemeFactory());
+  }
+
+  /**
+   * 
+   * @see AuthenticationError
+   */
+  public AuthenticationError number; // required
+  public String message; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    /**
+     * 
+     * @see AuthenticationError
+     */
+    NUMBER((short)1, "number"),
+    MESSAGE((short)2, "message");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // NUMBER
+          return NUMBER;
+        case 2: // MESSAGE
+          return MESSAGE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.NUMBER, new org.apache.thrift.meta_data.FieldMetaData("number", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, AuthenticationError.class)));
+    tmpMap.put(_Fields.MESSAGE, new org.apache.thrift.meta_data.FieldMetaData("message", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(AuthenticationException.class, metaDataMap);
+  }
+
+  public AuthenticationException() {
+  }
+
+  public AuthenticationException(
+    AuthenticationError number,
+    String message)
+  {
+    this();
+    this.number = number;
+    this.message = message;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public AuthenticationException(AuthenticationException other) {
+    if (other.isSetNumber()) {
+      this.number = other.number;
+    }
+    if (other.isSetMessage()) {
+      this.message = other.message;
+    }
+  }
+
+  public AuthenticationException deepCopy() {
+    return new AuthenticationException(this);
+  }
+
+  @Override
+  public void clear() {
+    this.number = null;
+    this.message = null;
+  }
+
+  /**
+   * 
+   * @see AuthenticationError
+   */
+  public AuthenticationError getNumber() {
+    return this.number;
+  }
+
+  /**
+   * 
+   * @see AuthenticationError
+   */
+  public AuthenticationException setNumber(AuthenticationError number) {
+    this.number = number;
+    return this;
+  }
+
+  public void unsetNumber() {
+    this.number = null;
+  }
+
+  /** Returns true if field number is set (has been assigned a value) and false otherwise */
+  public boolean isSetNumber() {
+    return this.number != null;
+  }
+
+  public void setNumberIsSet(boolean value) {
+    if (!value) {
+      this.number = null;
+    }
+  }
+
+  public String getMessage() {
+    return this.message;
+  }
+
+  public AuthenticationException setMessage(String message) {
+    this.message = message;
+    return this;
+  }
+
+  public void unsetMessage() {
+    this.message = null;
+  }
+
+  /** Returns true if field message is set (has been assigned a value) and false otherwise */
+  public boolean isSetMessage() {
+    return this.message != null;
+  }
+
+  public void setMessageIsSet(boolean value) {
+    if (!value) {
+      this.message = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case NUMBER:
+      if (value == null) {
+        unsetNumber();
+      } else {
+        setNumber((AuthenticationError)value);
+      }
+      break;
+
+    case MESSAGE:
+      if (value == null) {
+        unsetMessage();
+      } else {
+        setMessage((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case NUMBER:
+      return getNumber();
+
+    case MESSAGE:
+      return getMessage();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case NUMBER:
+      return isSetNumber();
+    case MESSAGE:
+      return isSetMessage();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof AuthenticationException)
+      return this.equals((AuthenticationException)that);
+    return false;
+  }
+
+  public boolean equals(AuthenticationException that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_number = true && this.isSetNumber();
+    boolean that_present_number = true && that.isSetNumber();
+    if (this_present_number || that_present_number) {
+      if (!(this_present_number && that_present_number))
+        return false;
+      if (!this.number.equals(that.number))
+        return false;
+    }
+
+    boolean this_present_message = true && this.isSetMessage();
+    boolean that_present_message = true && that.isSetMessage();
+    if (this_present_message || that_present_message) {
+      if (!(this_present_message && that_present_message))
+        return false;
+      if (!this.message.equals(that.message))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(AuthenticationException other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetNumber()).compareTo(other.isSetNumber());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetNumber()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.number, other.number);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessage()).compareTo(other.isSetMessage());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessage()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.message, other.message);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("AuthenticationException(");
+    boolean first = true;
+
+    sb.append("number:");
+    if (this.number == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.number);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("message:");
+    if (this.message == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.message);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class AuthenticationExceptionStandardSchemeFactory implements SchemeFactory {
+    public AuthenticationExceptionStandardScheme getScheme() {
+      return new AuthenticationExceptionStandardScheme();
+    }
+  }
+
+  private static class AuthenticationExceptionStandardScheme extends StandardScheme<AuthenticationException> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, AuthenticationException struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // NUMBER
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.number = AuthenticationError.findByValue(iprot.readI32());
+              struct.setNumberIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MESSAGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.message = iprot.readString();
+              struct.setMessageIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, AuthenticationException struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.number != null) {
+        oprot.writeFieldBegin(NUMBER_FIELD_DESC);
+        oprot.writeI32(struct.number.getValue());
+        oprot.writeFieldEnd();
+      }
+      if (struct.message != null) {
+        oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
+        oprot.writeString(struct.message);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class AuthenticationExceptionTupleSchemeFactory implements SchemeFactory {
+    public AuthenticationExceptionTupleScheme getScheme() {
+      return new AuthenticationExceptionTupleScheme();
+    }
+  }
+
+  private static class AuthenticationExceptionTupleScheme extends TupleScheme<AuthenticationException> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, AuthenticationException struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetNumber()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMessage()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetNumber()) {
+        oprot.writeI32(struct.number.getValue());
+      }
+      if (struct.isSetMessage()) {
+        oprot.writeString(struct.message);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, AuthenticationException struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.number = AuthenticationError.findByValue(iprot.readI32());
+        struct.setNumberIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.message = iprot.readString();
+        struct.setMessageIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/AuthorizationError.java b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthorizationError.java
new file mode 100644
index 0000000..a49ad92
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthorizationError.java
@@ -0,0 +1,48 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+public enum AuthorizationError implements org.apache.thrift.TEnum {
+  GENERIC_ERROR(0),
+  NOT_AUTHENTICATED(1),
+  NO_PERMISSION(2);
+
+  private final int value;
+
+  private AuthorizationError(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Get the integer value of this enum value, as defined in the Thrift IDL.
+   */
+  public int getValue() {
+    return value;
+  }
+
+  /**
+   * Find a the enum type by its integer value, as defined in the Thrift IDL.
+   * @return null if the value is not found.
+   */
+  public static AuthorizationError findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return GENERIC_ERROR;
+      case 1:
+        return NOT_AUTHENTICATED;
+      case 2:
+        return NO_PERMISSION;
+      default:
+        return null;
+    }
+  }
+}
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/AuthorizationException.java b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthorizationException.java
new file mode 100644
index 0000000..5f798ac
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/AuthorizationException.java
@@ -0,0 +1,504 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class AuthorizationException extends TException implements org.apache.thrift.TBase<AuthorizationException, AuthorizationException._Fields>, java.io.Serializable, Cloneable, Comparable<AuthorizationException> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("AuthorizationException");
+
+  private static final org.apache.thrift.protocol.TField NUMBER_FIELD_DESC = new org.apache.thrift.protocol.TField("number", org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField MESSAGE_FIELD_DESC = new org.apache.thrift.protocol.TField("message", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new AuthorizationExceptionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new AuthorizationExceptionTupleSchemeFactory());
+  }
+
+  /**
+   * 
+   * @see AuthorizationError
+   */
+  public AuthorizationError number; // required
+  public String message; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    /**
+     * 
+     * @see AuthorizationError
+     */
+    NUMBER((short)1, "number"),
+    MESSAGE((short)2, "message");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // NUMBER
+          return NUMBER;
+        case 2: // MESSAGE
+          return MESSAGE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.NUMBER, new org.apache.thrift.meta_data.FieldMetaData("number", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, AuthorizationError.class)));
+    tmpMap.put(_Fields.MESSAGE, new org.apache.thrift.meta_data.FieldMetaData("message", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(AuthorizationException.class, metaDataMap);
+  }
+
+  public AuthorizationException() {
+  }
+
+  public AuthorizationException(
+    AuthorizationError number,
+    String message)
+  {
+    this();
+    this.number = number;
+    this.message = message;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public AuthorizationException(AuthorizationException other) {
+    if (other.isSetNumber()) {
+      this.number = other.number;
+    }
+    if (other.isSetMessage()) {
+      this.message = other.message;
+    }
+  }
+
+  public AuthorizationException deepCopy() {
+    return new AuthorizationException(this);
+  }
+
+  @Override
+  public void clear() {
+    this.number = null;
+    this.message = null;
+  }
+
+  /**
+   * 
+   * @see AuthorizationError
+   */
+  public AuthorizationError getNumber() {
+    return this.number;
+  }
+
+  /**
+   * 
+   * @see AuthorizationError
+   */
+  public AuthorizationException setNumber(AuthorizationError number) {
+    this.number = number;
+    return this;
+  }
+
+  public void unsetNumber() {
+    this.number = null;
+  }
+
+  /** Returns true if field number is set (has been assigned a value) and false otherwise */
+  public boolean isSetNumber() {
+    return this.number != null;
+  }
+
+  public void setNumberIsSet(boolean value) {
+    if (!value) {
+      this.number = null;
+    }
+  }
+
+  public String getMessage() {
+    return this.message;
+  }
+
+  public AuthorizationException setMessage(String message) {
+    this.message = message;
+    return this;
+  }
+
+  public void unsetMessage() {
+    this.message = null;
+  }
+
+  /** Returns true if field message is set (has been assigned a value) and false otherwise */
+  public boolean isSetMessage() {
+    return this.message != null;
+  }
+
+  public void setMessageIsSet(boolean value) {
+    if (!value) {
+      this.message = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case NUMBER:
+      if (value == null) {
+        unsetNumber();
+      } else {
+        setNumber((AuthorizationError)value);
+      }
+      break;
+
+    case MESSAGE:
+      if (value == null) {
+        unsetMessage();
+      } else {
+        setMessage((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case NUMBER:
+      return getNumber();
+
+    case MESSAGE:
+      return getMessage();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case NUMBER:
+      return isSetNumber();
+    case MESSAGE:
+      return isSetMessage();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof AuthorizationException)
+      return this.equals((AuthorizationException)that);
+    return false;
+  }
+
+  public boolean equals(AuthorizationException that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_number = true && this.isSetNumber();
+    boolean that_present_number = true && that.isSetNumber();
+    if (this_present_number || that_present_number) {
+      if (!(this_present_number && that_present_number))
+        return false;
+      if (!this.number.equals(that.number))
+        return false;
+    }
+
+    boolean this_present_message = true && this.isSetMessage();
+    boolean that_present_message = true && that.isSetMessage();
+    if (this_present_message || that_present_message) {
+      if (!(this_present_message && that_present_message))
+        return false;
+      if (!this.message.equals(that.message))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(AuthorizationException other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetNumber()).compareTo(other.isSetNumber());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetNumber()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.number, other.number);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessage()).compareTo(other.isSetMessage());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessage()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.message, other.message);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("AuthorizationException(");
+    boolean first = true;
+
+    sb.append("number:");
+    if (this.number == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.number);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("message:");
+    if (this.message == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.message);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class AuthorizationExceptionStandardSchemeFactory implements SchemeFactory {
+    public AuthorizationExceptionStandardScheme getScheme() {
+      return new AuthorizationExceptionStandardScheme();
+    }
+  }
+
+  private static class AuthorizationExceptionStandardScheme extends StandardScheme<AuthorizationException> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, AuthorizationException struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // NUMBER
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.number = AuthorizationError.findByValue(iprot.readI32());
+              struct.setNumberIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MESSAGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.message = iprot.readString();
+              struct.setMessageIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, AuthorizationException struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.number != null) {
+        oprot.writeFieldBegin(NUMBER_FIELD_DESC);
+        oprot.writeI32(struct.number.getValue());
+        oprot.writeFieldEnd();
+      }
+      if (struct.message != null) {
+        oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
+        oprot.writeString(struct.message);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class AuthorizationExceptionTupleSchemeFactory implements SchemeFactory {
+    public AuthorizationExceptionTupleScheme getScheme() {
+      return new AuthorizationExceptionTupleScheme();
+    }
+  }
+
+  private static class AuthorizationExceptionTupleScheme extends TupleScheme<AuthorizationException> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, AuthorizationException struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetNumber()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMessage()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetNumber()) {
+        oprot.writeI32(struct.number.getValue());
+      }
+      if (struct.isSetMessage()) {
+        oprot.writeString(struct.message);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, AuthorizationException struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.number = AuthorizationError.findByValue(iprot.readI32());
+        struct.setNumberIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.message = iprot.readString();
+        struct.setMessageIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/FtpCredentials.java b/src/main/java/org/openslx/imagemaster/thrift/iface/FtpCredentials.java
new file mode 100644
index 0000000..7b74425
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/FtpCredentials.java
@@ -0,0 +1,588 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class FtpCredentials implements org.apache.thrift.TBase<FtpCredentials, FtpCredentials._Fields>, java.io.Serializable, Cloneable, Comparable<FtpCredentials> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("FtpCredentials");
+
+  private static final org.apache.thrift.protocol.TField USERNAME_FIELD_DESC = new org.apache.thrift.protocol.TField("username", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField PASSWORD_FIELD_DESC = new org.apache.thrift.protocol.TField("password", org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField FILENAME_FIELD_DESC = new org.apache.thrift.protocol.TField("filename", org.apache.thrift.protocol.TType.STRING, (short)3);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new FtpCredentialsStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new FtpCredentialsTupleSchemeFactory());
+  }
+
+  public String username; // required
+  public String password; // required
+  public String filename; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    USERNAME((short)1, "username"),
+    PASSWORD((short)2, "password"),
+    FILENAME((short)3, "filename");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // USERNAME
+          return USERNAME;
+        case 2: // PASSWORD
+          return PASSWORD;
+        case 3: // FILENAME
+          return FILENAME;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.USERNAME, new org.apache.thrift.meta_data.FieldMetaData("username", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.PASSWORD, new org.apache.thrift.meta_data.FieldMetaData("password", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.FILENAME, new org.apache.thrift.meta_data.FieldMetaData("filename", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(FtpCredentials.class, metaDataMap);
+  }
+
+  public FtpCredentials() {
+  }
+
+  public FtpCredentials(
+    String username,
+    String password,
+    String filename)
+  {
+    this();
+    this.username = username;
+    this.password = password;
+    this.filename = filename;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public FtpCredentials(FtpCredentials other) {
+    if (other.isSetUsername()) {
+      this.username = other.username;
+    }
+    if (other.isSetPassword()) {
+      this.password = other.password;
+    }
+    if (other.isSetFilename()) {
+      this.filename = other.filename;
+    }
+  }
+
+  public FtpCredentials deepCopy() {
+    return new FtpCredentials(this);
+  }
+
+  @Override
+  public void clear() {
+    this.username = null;
+    this.password = null;
+    this.filename = null;
+  }
+
+  public String getUsername() {
+    return this.username;
+  }
+
+  public FtpCredentials setUsername(String username) {
+    this.username = username;
+    return this;
+  }
+
+  public void unsetUsername() {
+    this.username = null;
+  }
+
+  /** Returns true if field username is set (has been assigned a value) and false otherwise */
+  public boolean isSetUsername() {
+    return this.username != null;
+  }
+
+  public void setUsernameIsSet(boolean value) {
+    if (!value) {
+      this.username = null;
+    }
+  }
+
+  public String getPassword() {
+    return this.password;
+  }
+
+  public FtpCredentials setPassword(String password) {
+    this.password = password;
+    return this;
+  }
+
+  public void unsetPassword() {
+    this.password = null;
+  }
+
+  /** Returns true if field password is set (has been assigned a value) and false otherwise */
+  public boolean isSetPassword() {
+    return this.password != null;
+  }
+
+  public void setPasswordIsSet(boolean value) {
+    if (!value) {
+      this.password = null;
+    }
+  }
+
+  public String getFilename() {
+    return this.filename;
+  }
+
+  public FtpCredentials setFilename(String filename) {
+    this.filename = filename;
+    return this;
+  }
+
+  public void unsetFilename() {
+    this.filename = null;
+  }
+
+  /** Returns true if field filename is set (has been assigned a value) and false otherwise */
+  public boolean isSetFilename() {
+    return this.filename != null;
+  }
+
+  public void setFilenameIsSet(boolean value) {
+    if (!value) {
+      this.filename = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case USERNAME:
+      if (value == null) {
+        unsetUsername();
+      } else {
+        setUsername((String)value);
+      }
+      break;
+
+    case PASSWORD:
+      if (value == null) {
+        unsetPassword();
+      } else {
+        setPassword((String)value);
+      }
+      break;
+
+    case FILENAME:
+      if (value == null) {
+        unsetFilename();
+      } else {
+        setFilename((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case USERNAME:
+      return getUsername();
+
+    case PASSWORD:
+      return getPassword();
+
+    case FILENAME:
+      return getFilename();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case USERNAME:
+      return isSetUsername();
+    case PASSWORD:
+      return isSetPassword();
+    case FILENAME:
+      return isSetFilename();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof FtpCredentials)
+      return this.equals((FtpCredentials)that);
+    return false;
+  }
+
+  public boolean equals(FtpCredentials that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_username = true && this.isSetUsername();
+    boolean that_present_username = true && that.isSetUsername();
+    if (this_present_username || that_present_username) {
+      if (!(this_present_username && that_present_username))
+        return false;
+      if (!this.username.equals(that.username))
+        return false;
+    }
+
+    boolean this_present_password = true && this.isSetPassword();
+    boolean that_present_password = true && that.isSetPassword();
+    if (this_present_password || that_present_password) {
+      if (!(this_present_password && that_present_password))
+        return false;
+      if (!this.password.equals(that.password))
+        return false;
+    }
+
+    boolean this_present_filename = true && this.isSetFilename();
+    boolean that_present_filename = true && that.isSetFilename();
+    if (this_present_filename || that_present_filename) {
+      if (!(this_present_filename && that_present_filename))
+        return false;
+      if (!this.filename.equals(that.filename))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(FtpCredentials other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetUsername()).compareTo(other.isSetUsername());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetUsername()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.username, other.username);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetPassword()).compareTo(other.isSetPassword());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetPassword()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.password, other.password);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetFilename()).compareTo(other.isSetFilename());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetFilename()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.filename, other.filename);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("FtpCredentials(");
+    boolean first = true;
+
+    sb.append("username:");
+    if (this.username == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.username);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("password:");
+    if (this.password == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.password);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("filename:");
+    if (this.filename == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.filename);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class FtpCredentialsStandardSchemeFactory implements SchemeFactory {
+    public FtpCredentialsStandardScheme getScheme() {
+      return new FtpCredentialsStandardScheme();
+    }
+  }
+
+  private static class FtpCredentialsStandardScheme extends StandardScheme<FtpCredentials> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, FtpCredentials struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // USERNAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.username = iprot.readString();
+              struct.setUsernameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // PASSWORD
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.password = iprot.readString();
+              struct.setPasswordIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // FILENAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.filename = iprot.readString();
+              struct.setFilenameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, FtpCredentials struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.username != null) {
+        oprot.writeFieldBegin(USERNAME_FIELD_DESC);
+        oprot.writeString(struct.username);
+        oprot.writeFieldEnd();
+      }
+      if (struct.password != null) {
+        oprot.writeFieldBegin(PASSWORD_FIELD_DESC);
+        oprot.writeString(struct.password);
+        oprot.writeFieldEnd();
+      }
+      if (struct.filename != null) {
+        oprot.writeFieldBegin(FILENAME_FIELD_DESC);
+        oprot.writeString(struct.filename);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class FtpCredentialsTupleSchemeFactory implements SchemeFactory {
+    public FtpCredentialsTupleScheme getScheme() {
+      return new FtpCredentialsTupleScheme();
+    }
+  }
+
+  private static class FtpCredentialsTupleScheme extends TupleScheme<FtpCredentials> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, FtpCredentials struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetUsername()) {
+        optionals.set(0);
+      }
+      if (struct.isSetPassword()) {
+        optionals.set(1);
+      }
+      if (struct.isSetFilename()) {
+        optionals.set(2);
+      }
+      oprot.writeBitSet(optionals, 3);
+      if (struct.isSetUsername()) {
+        oprot.writeString(struct.username);
+      }
+      if (struct.isSetPassword()) {
+        oprot.writeString(struct.password);
+      }
+      if (struct.isSetFilename()) {
+        oprot.writeString(struct.filename);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, FtpCredentials struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(3);
+      if (incoming.get(0)) {
+        struct.username = iprot.readString();
+        struct.setUsernameIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.password = iprot.readString();
+        struct.setPasswordIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.filename = iprot.readString();
+        struct.setFilenameIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ImageData.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageData.java
new file mode 100644
index 0000000..7f2edd7
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageData.java
@@ -0,0 +1,1456 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ImageData implements org.apache.thrift.TBase<ImageData, ImageData._Fields>, java.io.Serializable, Cloneable, Comparable<ImageData> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ImageData");
+
+  private static final org.apache.thrift.protocol.TField UUID_FIELD_DESC = new org.apache.thrift.protocol.TField("uuid", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField IMAGE_VERSION_FIELD_DESC = new org.apache.thrift.protocol.TField("imageVersion", org.apache.thrift.protocol.TType.I32, (short)2);
+  private static final org.apache.thrift.protocol.TField IMAGE_NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("imageName", org.apache.thrift.protocol.TType.STRING, (short)3);
+  private static final org.apache.thrift.protocol.TField IMAGE_CREATE_TIME_FIELD_DESC = new org.apache.thrift.protocol.TField("imageCreateTime", org.apache.thrift.protocol.TType.I64, (short)4);
+  private static final org.apache.thrift.protocol.TField IMAGE_UPDATE_TIME_FIELD_DESC = new org.apache.thrift.protocol.TField("imageUpdateTime", org.apache.thrift.protocol.TType.I64, (short)5);
+  private static final org.apache.thrift.protocol.TField IMAGE_OWNER_FIELD_DESC = new org.apache.thrift.protocol.TField("imageOwner", org.apache.thrift.protocol.TType.STRING, (short)6);
+  private static final org.apache.thrift.protocol.TField CONENT_OPERATING_SYSTEM_FIELD_DESC = new org.apache.thrift.protocol.TField("conentOperatingSystem", org.apache.thrift.protocol.TType.STRING, (short)7);
+  private static final org.apache.thrift.protocol.TField STATUS_IS_VALID_FIELD_DESC = new org.apache.thrift.protocol.TField("statusIsValid", org.apache.thrift.protocol.TType.BOOL, (short)8);
+  private static final org.apache.thrift.protocol.TField STATUS_IS_DELETED_FIELD_DESC = new org.apache.thrift.protocol.TField("statusIsDeleted", org.apache.thrift.protocol.TType.BOOL, (short)9);
+  private static final org.apache.thrift.protocol.TField IMAGE_SHORT_DESCRIPTION_FIELD_DESC = new org.apache.thrift.protocol.TField("imageShortDescription", org.apache.thrift.protocol.TType.STRING, (short)10);
+  private static final org.apache.thrift.protocol.TField IMAGE_LONG_DESCRIPTION_FIELD_DESC = new org.apache.thrift.protocol.TField("imageLongDescription", org.apache.thrift.protocol.TType.STRING, (short)11);
+  private static final org.apache.thrift.protocol.TField FILE_SIZE_FIELD_DESC = new org.apache.thrift.protocol.TField("fileSize", org.apache.thrift.protocol.TType.I64, (short)12);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ImageDataStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ImageDataTupleSchemeFactory());
+  }
+
+  public String uuid; // required
+  public int imageVersion; // required
+  public String imageName; // required
+  public long imageCreateTime; // required
+  public long imageUpdateTime; // required
+  public String imageOwner; // required
+  public String conentOperatingSystem; // required
+  public boolean statusIsValid; // required
+  public boolean statusIsDeleted; // required
+  public String imageShortDescription; // required
+  public String imageLongDescription; // required
+  public long fileSize; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    UUID((short)1, "uuid"),
+    IMAGE_VERSION((short)2, "imageVersion"),
+    IMAGE_NAME((short)3, "imageName"),
+    IMAGE_CREATE_TIME((short)4, "imageCreateTime"),
+    IMAGE_UPDATE_TIME((short)5, "imageUpdateTime"),
+    IMAGE_OWNER((short)6, "imageOwner"),
+    CONENT_OPERATING_SYSTEM((short)7, "conentOperatingSystem"),
+    STATUS_IS_VALID((short)8, "statusIsValid"),
+    STATUS_IS_DELETED((short)9, "statusIsDeleted"),
+    IMAGE_SHORT_DESCRIPTION((short)10, "imageShortDescription"),
+    IMAGE_LONG_DESCRIPTION((short)11, "imageLongDescription"),
+    FILE_SIZE((short)12, "fileSize");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // UUID
+          return UUID;
+        case 2: // IMAGE_VERSION
+          return IMAGE_VERSION;
+        case 3: // IMAGE_NAME
+          return IMAGE_NAME;
+        case 4: // IMAGE_CREATE_TIME
+          return IMAGE_CREATE_TIME;
+        case 5: // IMAGE_UPDATE_TIME
+          return IMAGE_UPDATE_TIME;
+        case 6: // IMAGE_OWNER
+          return IMAGE_OWNER;
+        case 7: // CONENT_OPERATING_SYSTEM
+          return CONENT_OPERATING_SYSTEM;
+        case 8: // STATUS_IS_VALID
+          return STATUS_IS_VALID;
+        case 9: // STATUS_IS_DELETED
+          return STATUS_IS_DELETED;
+        case 10: // IMAGE_SHORT_DESCRIPTION
+          return IMAGE_SHORT_DESCRIPTION;
+        case 11: // IMAGE_LONG_DESCRIPTION
+          return IMAGE_LONG_DESCRIPTION;
+        case 12: // FILE_SIZE
+          return FILE_SIZE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  private static final int __IMAGEVERSION_ISSET_ID = 0;
+  private static final int __IMAGECREATETIME_ISSET_ID = 1;
+  private static final int __IMAGEUPDATETIME_ISSET_ID = 2;
+  private static final int __STATUSISVALID_ISSET_ID = 3;
+  private static final int __STATUSISDELETED_ISSET_ID = 4;
+  private static final int __FILESIZE_ISSET_ID = 5;
+  private byte __isset_bitfield = 0;
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.UUID, new org.apache.thrift.meta_data.FieldMetaData("uuid", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , "UUID")));
+    tmpMap.put(_Fields.IMAGE_VERSION, new org.apache.thrift.meta_data.FieldMetaData("imageVersion", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I32)));
+    tmpMap.put(_Fields.IMAGE_NAME, new org.apache.thrift.meta_data.FieldMetaData("imageName", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.IMAGE_CREATE_TIME, new org.apache.thrift.meta_data.FieldMetaData("imageCreateTime", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64        , "Date")));
+    tmpMap.put(_Fields.IMAGE_UPDATE_TIME, new org.apache.thrift.meta_data.FieldMetaData("imageUpdateTime", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64        , "Date")));
+    tmpMap.put(_Fields.IMAGE_OWNER, new org.apache.thrift.meta_data.FieldMetaData("imageOwner", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.CONENT_OPERATING_SYSTEM, new org.apache.thrift.meta_data.FieldMetaData("conentOperatingSystem", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.STATUS_IS_VALID, new org.apache.thrift.meta_data.FieldMetaData("statusIsValid", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+    tmpMap.put(_Fields.STATUS_IS_DELETED, new org.apache.thrift.meta_data.FieldMetaData("statusIsDeleted", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+    tmpMap.put(_Fields.IMAGE_SHORT_DESCRIPTION, new org.apache.thrift.meta_data.FieldMetaData("imageShortDescription", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.IMAGE_LONG_DESCRIPTION, new org.apache.thrift.meta_data.FieldMetaData("imageLongDescription", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.FILE_SIZE, new org.apache.thrift.meta_data.FieldMetaData("fileSize", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.I64)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ImageData.class, metaDataMap);
+  }
+
+  public ImageData() {
+  }
+
+  public ImageData(
+    String uuid,
+    int imageVersion,
+    String imageName,
+    long imageCreateTime,
+    long imageUpdateTime,
+    String imageOwner,
+    String conentOperatingSystem,
+    boolean statusIsValid,
+    boolean statusIsDeleted,
+    String imageShortDescription,
+    String imageLongDescription,
+    long fileSize)
+  {
+    this();
+    this.uuid = uuid;
+    this.imageVersion = imageVersion;
+    setImageVersionIsSet(true);
+    this.imageName = imageName;
+    this.imageCreateTime = imageCreateTime;
+    setImageCreateTimeIsSet(true);
+    this.imageUpdateTime = imageUpdateTime;
+    setImageUpdateTimeIsSet(true);
+    this.imageOwner = imageOwner;
+    this.conentOperatingSystem = conentOperatingSystem;
+    this.statusIsValid = statusIsValid;
+    setStatusIsValidIsSet(true);
+    this.statusIsDeleted = statusIsDeleted;
+    setStatusIsDeletedIsSet(true);
+    this.imageShortDescription = imageShortDescription;
+    this.imageLongDescription = imageLongDescription;
+    this.fileSize = fileSize;
+    setFileSizeIsSet(true);
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ImageData(ImageData other) {
+    __isset_bitfield = other.__isset_bitfield;
+    if (other.isSetUuid()) {
+      this.uuid = other.uuid;
+    }
+    this.imageVersion = other.imageVersion;
+    if (other.isSetImageName()) {
+      this.imageName = other.imageName;
+    }
+    this.imageCreateTime = other.imageCreateTime;
+    this.imageUpdateTime = other.imageUpdateTime;
+    if (other.isSetImageOwner()) {
+      this.imageOwner = other.imageOwner;
+    }
+    if (other.isSetConentOperatingSystem()) {
+      this.conentOperatingSystem = other.conentOperatingSystem;
+    }
+    this.statusIsValid = other.statusIsValid;
+    this.statusIsDeleted = other.statusIsDeleted;
+    if (other.isSetImageShortDescription()) {
+      this.imageShortDescription = other.imageShortDescription;
+    }
+    if (other.isSetImageLongDescription()) {
+      this.imageLongDescription = other.imageLongDescription;
+    }
+    this.fileSize = other.fileSize;
+  }
+
+  public ImageData deepCopy() {
+    return new ImageData(this);
+  }
+
+  @Override
+  public void clear() {
+    this.uuid = null;
+    setImageVersionIsSet(false);
+    this.imageVersion = 0;
+    this.imageName = null;
+    setImageCreateTimeIsSet(false);
+    this.imageCreateTime = 0;
+    setImageUpdateTimeIsSet(false);
+    this.imageUpdateTime = 0;
+    this.imageOwner = null;
+    this.conentOperatingSystem = null;
+    setStatusIsValidIsSet(false);
+    this.statusIsValid = false;
+    setStatusIsDeletedIsSet(false);
+    this.statusIsDeleted = false;
+    this.imageShortDescription = null;
+    this.imageLongDescription = null;
+    setFileSizeIsSet(false);
+    this.fileSize = 0;
+  }
+
+  public String getUuid() {
+    return this.uuid;
+  }
+
+  public ImageData setUuid(String uuid) {
+    this.uuid = uuid;
+    return this;
+  }
+
+  public void unsetUuid() {
+    this.uuid = null;
+  }
+
+  /** Returns true if field uuid is set (has been assigned a value) and false otherwise */
+  public boolean isSetUuid() {
+    return this.uuid != null;
+  }
+
+  public void setUuidIsSet(boolean value) {
+    if (!value) {
+      this.uuid = null;
+    }
+  }
+
+  public int getImageVersion() {
+    return this.imageVersion;
+  }
+
+  public ImageData setImageVersion(int imageVersion) {
+    this.imageVersion = imageVersion;
+    setImageVersionIsSet(true);
+    return this;
+  }
+
+  public void unsetImageVersion() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __IMAGEVERSION_ISSET_ID);
+  }
+
+  /** Returns true if field imageVersion is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageVersion() {
+    return EncodingUtils.testBit(__isset_bitfield, __IMAGEVERSION_ISSET_ID);
+  }
+
+  public void setImageVersionIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __IMAGEVERSION_ISSET_ID, value);
+  }
+
+  public String getImageName() {
+    return this.imageName;
+  }
+
+  public ImageData setImageName(String imageName) {
+    this.imageName = imageName;
+    return this;
+  }
+
+  public void unsetImageName() {
+    this.imageName = null;
+  }
+
+  /** Returns true if field imageName is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageName() {
+    return this.imageName != null;
+  }
+
+  public void setImageNameIsSet(boolean value) {
+    if (!value) {
+      this.imageName = null;
+    }
+  }
+
+  public long getImageCreateTime() {
+    return this.imageCreateTime;
+  }
+
+  public ImageData setImageCreateTime(long imageCreateTime) {
+    this.imageCreateTime = imageCreateTime;
+    setImageCreateTimeIsSet(true);
+    return this;
+  }
+
+  public void unsetImageCreateTime() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __IMAGECREATETIME_ISSET_ID);
+  }
+
+  /** Returns true if field imageCreateTime is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageCreateTime() {
+    return EncodingUtils.testBit(__isset_bitfield, __IMAGECREATETIME_ISSET_ID);
+  }
+
+  public void setImageCreateTimeIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __IMAGECREATETIME_ISSET_ID, value);
+  }
+
+  public long getImageUpdateTime() {
+    return this.imageUpdateTime;
+  }
+
+  public ImageData setImageUpdateTime(long imageUpdateTime) {
+    this.imageUpdateTime = imageUpdateTime;
+    setImageUpdateTimeIsSet(true);
+    return this;
+  }
+
+  public void unsetImageUpdateTime() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __IMAGEUPDATETIME_ISSET_ID);
+  }
+
+  /** Returns true if field imageUpdateTime is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageUpdateTime() {
+    return EncodingUtils.testBit(__isset_bitfield, __IMAGEUPDATETIME_ISSET_ID);
+  }
+
+  public void setImageUpdateTimeIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __IMAGEUPDATETIME_ISSET_ID, value);
+  }
+
+  public String getImageOwner() {
+    return this.imageOwner;
+  }
+
+  public ImageData setImageOwner(String imageOwner) {
+    this.imageOwner = imageOwner;
+    return this;
+  }
+
+  public void unsetImageOwner() {
+    this.imageOwner = null;
+  }
+
+  /** Returns true if field imageOwner is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageOwner() {
+    return this.imageOwner != null;
+  }
+
+  public void setImageOwnerIsSet(boolean value) {
+    if (!value) {
+      this.imageOwner = null;
+    }
+  }
+
+  public String getConentOperatingSystem() {
+    return this.conentOperatingSystem;
+  }
+
+  public ImageData setConentOperatingSystem(String conentOperatingSystem) {
+    this.conentOperatingSystem = conentOperatingSystem;
+    return this;
+  }
+
+  public void unsetConentOperatingSystem() {
+    this.conentOperatingSystem = null;
+  }
+
+  /** Returns true if field conentOperatingSystem is set (has been assigned a value) and false otherwise */
+  public boolean isSetConentOperatingSystem() {
+    return this.conentOperatingSystem != null;
+  }
+
+  public void setConentOperatingSystemIsSet(boolean value) {
+    if (!value) {
+      this.conentOperatingSystem = null;
+    }
+  }
+
+  public boolean isStatusIsValid() {
+    return this.statusIsValid;
+  }
+
+  public ImageData setStatusIsValid(boolean statusIsValid) {
+    this.statusIsValid = statusIsValid;
+    setStatusIsValidIsSet(true);
+    return this;
+  }
+
+  public void unsetStatusIsValid() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __STATUSISVALID_ISSET_ID);
+  }
+
+  /** Returns true if field statusIsValid is set (has been assigned a value) and false otherwise */
+  public boolean isSetStatusIsValid() {
+    return EncodingUtils.testBit(__isset_bitfield, __STATUSISVALID_ISSET_ID);
+  }
+
+  public void setStatusIsValidIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __STATUSISVALID_ISSET_ID, value);
+  }
+
+  public boolean isStatusIsDeleted() {
+    return this.statusIsDeleted;
+  }
+
+  public ImageData setStatusIsDeleted(boolean statusIsDeleted) {
+    this.statusIsDeleted = statusIsDeleted;
+    setStatusIsDeletedIsSet(true);
+    return this;
+  }
+
+  public void unsetStatusIsDeleted() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __STATUSISDELETED_ISSET_ID);
+  }
+
+  /** Returns true if field statusIsDeleted is set (has been assigned a value) and false otherwise */
+  public boolean isSetStatusIsDeleted() {
+    return EncodingUtils.testBit(__isset_bitfield, __STATUSISDELETED_ISSET_ID);
+  }
+
+  public void setStatusIsDeletedIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __STATUSISDELETED_ISSET_ID, value);
+  }
+
+  public String getImageShortDescription() {
+    return this.imageShortDescription;
+  }
+
+  public ImageData setImageShortDescription(String imageShortDescription) {
+    this.imageShortDescription = imageShortDescription;
+    return this;
+  }
+
+  public void unsetImageShortDescription() {
+    this.imageShortDescription = null;
+  }
+
+  /** Returns true if field imageShortDescription is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageShortDescription() {
+    return this.imageShortDescription != null;
+  }
+
+  public void setImageShortDescriptionIsSet(boolean value) {
+    if (!value) {
+      this.imageShortDescription = null;
+    }
+  }
+
+  public String getImageLongDescription() {
+    return this.imageLongDescription;
+  }
+
+  public ImageData setImageLongDescription(String imageLongDescription) {
+    this.imageLongDescription = imageLongDescription;
+    return this;
+  }
+
+  public void unsetImageLongDescription() {
+    this.imageLongDescription = null;
+  }
+
+  /** Returns true if field imageLongDescription is set (has been assigned a value) and false otherwise */
+  public boolean isSetImageLongDescription() {
+    return this.imageLongDescription != null;
+  }
+
+  public void setImageLongDescriptionIsSet(boolean value) {
+    if (!value) {
+      this.imageLongDescription = null;
+    }
+  }
+
+  public long getFileSize() {
+    return this.fileSize;
+  }
+
+  public ImageData setFileSize(long fileSize) {
+    this.fileSize = fileSize;
+    setFileSizeIsSet(true);
+    return this;
+  }
+
+  public void unsetFileSize() {
+    __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __FILESIZE_ISSET_ID);
+  }
+
+  /** Returns true if field fileSize is set (has been assigned a value) and false otherwise */
+  public boolean isSetFileSize() {
+    return EncodingUtils.testBit(__isset_bitfield, __FILESIZE_ISSET_ID);
+  }
+
+  public void setFileSizeIsSet(boolean value) {
+    __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __FILESIZE_ISSET_ID, value);
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case UUID:
+      if (value == null) {
+        unsetUuid();
+      } else {
+        setUuid((String)value);
+      }
+      break;
+
+    case IMAGE_VERSION:
+      if (value == null) {
+        unsetImageVersion();
+      } else {
+        setImageVersion((Integer)value);
+      }
+      break;
+
+    case IMAGE_NAME:
+      if (value == null) {
+        unsetImageName();
+      } else {
+        setImageName((String)value);
+      }
+      break;
+
+    case IMAGE_CREATE_TIME:
+      if (value == null) {
+        unsetImageCreateTime();
+      } else {
+        setImageCreateTime((Long)value);
+      }
+      break;
+
+    case IMAGE_UPDATE_TIME:
+      if (value == null) {
+        unsetImageUpdateTime();
+      } else {
+        setImageUpdateTime((Long)value);
+      }
+      break;
+
+    case IMAGE_OWNER:
+      if (value == null) {
+        unsetImageOwner();
+      } else {
+        setImageOwner((String)value);
+      }
+      break;
+
+    case CONENT_OPERATING_SYSTEM:
+      if (value == null) {
+        unsetConentOperatingSystem();
+      } else {
+        setConentOperatingSystem((String)value);
+      }
+      break;
+
+    case STATUS_IS_VALID:
+      if (value == null) {
+        unsetStatusIsValid();
+      } else {
+        setStatusIsValid((Boolean)value);
+      }
+      break;
+
+    case STATUS_IS_DELETED:
+      if (value == null) {
+        unsetStatusIsDeleted();
+      } else {
+        setStatusIsDeleted((Boolean)value);
+      }
+      break;
+
+    case IMAGE_SHORT_DESCRIPTION:
+      if (value == null) {
+        unsetImageShortDescription();
+      } else {
+        setImageShortDescription((String)value);
+      }
+      break;
+
+    case IMAGE_LONG_DESCRIPTION:
+      if (value == null) {
+        unsetImageLongDescription();
+      } else {
+        setImageLongDescription((String)value);
+      }
+      break;
+
+    case FILE_SIZE:
+      if (value == null) {
+        unsetFileSize();
+      } else {
+        setFileSize((Long)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case UUID:
+      return getUuid();
+
+    case IMAGE_VERSION:
+      return Integer.valueOf(getImageVersion());
+
+    case IMAGE_NAME:
+      return getImageName();
+
+    case IMAGE_CREATE_TIME:
+      return Long.valueOf(getImageCreateTime());
+
+    case IMAGE_UPDATE_TIME:
+      return Long.valueOf(getImageUpdateTime());
+
+    case IMAGE_OWNER:
+      return getImageOwner();
+
+    case CONENT_OPERATING_SYSTEM:
+      return getConentOperatingSystem();
+
+    case STATUS_IS_VALID:
+      return Boolean.valueOf(isStatusIsValid());
+
+    case STATUS_IS_DELETED:
+      return Boolean.valueOf(isStatusIsDeleted());
+
+    case IMAGE_SHORT_DESCRIPTION:
+      return getImageShortDescription();
+
+    case IMAGE_LONG_DESCRIPTION:
+      return getImageLongDescription();
+
+    case FILE_SIZE:
+      return Long.valueOf(getFileSize());
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case UUID:
+      return isSetUuid();
+    case IMAGE_VERSION:
+      return isSetImageVersion();
+    case IMAGE_NAME:
+      return isSetImageName();
+    case IMAGE_CREATE_TIME:
+      return isSetImageCreateTime();
+    case IMAGE_UPDATE_TIME:
+      return isSetImageUpdateTime();
+    case IMAGE_OWNER:
+      return isSetImageOwner();
+    case CONENT_OPERATING_SYSTEM:
+      return isSetConentOperatingSystem();
+    case STATUS_IS_VALID:
+      return isSetStatusIsValid();
+    case STATUS_IS_DELETED:
+      return isSetStatusIsDeleted();
+    case IMAGE_SHORT_DESCRIPTION:
+      return isSetImageShortDescription();
+    case IMAGE_LONG_DESCRIPTION:
+      return isSetImageLongDescription();
+    case FILE_SIZE:
+      return isSetFileSize();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ImageData)
+      return this.equals((ImageData)that);
+    return false;
+  }
+
+  public boolean equals(ImageData that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_uuid = true && this.isSetUuid();
+    boolean that_present_uuid = true && that.isSetUuid();
+    if (this_present_uuid || that_present_uuid) {
+      if (!(this_present_uuid && that_present_uuid))
+        return false;
+      if (!this.uuid.equals(that.uuid))
+        return false;
+    }
+
+    boolean this_present_imageVersion = true;
+    boolean that_present_imageVersion = true;
+    if (this_present_imageVersion || that_present_imageVersion) {
+      if (!(this_present_imageVersion && that_present_imageVersion))
+        return false;
+      if (this.imageVersion != that.imageVersion)
+        return false;
+    }
+
+    boolean this_present_imageName = true && this.isSetImageName();
+    boolean that_present_imageName = true && that.isSetImageName();
+    if (this_present_imageName || that_present_imageName) {
+      if (!(this_present_imageName && that_present_imageName))
+        return false;
+      if (!this.imageName.equals(that.imageName))
+        return false;
+    }
+
+    boolean this_present_imageCreateTime = true;
+    boolean that_present_imageCreateTime = true;
+    if (this_present_imageCreateTime || that_present_imageCreateTime) {
+      if (!(this_present_imageCreateTime && that_present_imageCreateTime))
+        return false;
+      if (this.imageCreateTime != that.imageCreateTime)
+        return false;
+    }
+
+    boolean this_present_imageUpdateTime = true;
+    boolean that_present_imageUpdateTime = true;
+    if (this_present_imageUpdateTime || that_present_imageUpdateTime) {
+      if (!(this_present_imageUpdateTime && that_present_imageUpdateTime))
+        return false;
+      if (this.imageUpdateTime != that.imageUpdateTime)
+        return false;
+    }
+
+    boolean this_present_imageOwner = true && this.isSetImageOwner();
+    boolean that_present_imageOwner = true && that.isSetImageOwner();
+    if (this_present_imageOwner || that_present_imageOwner) {
+      if (!(this_present_imageOwner && that_present_imageOwner))
+        return false;
+      if (!this.imageOwner.equals(that.imageOwner))
+        return false;
+    }
+
+    boolean this_present_conentOperatingSystem = true && this.isSetConentOperatingSystem();
+    boolean that_present_conentOperatingSystem = true && that.isSetConentOperatingSystem();
+    if (this_present_conentOperatingSystem || that_present_conentOperatingSystem) {
+      if (!(this_present_conentOperatingSystem && that_present_conentOperatingSystem))
+        return false;
+      if (!this.conentOperatingSystem.equals(that.conentOperatingSystem))
+        return false;
+    }
+
+    boolean this_present_statusIsValid = true;
+    boolean that_present_statusIsValid = true;
+    if (this_present_statusIsValid || that_present_statusIsValid) {
+      if (!(this_present_statusIsValid && that_present_statusIsValid))
+        return false;
+      if (this.statusIsValid != that.statusIsValid)
+        return false;
+    }
+
+    boolean this_present_statusIsDeleted = true;
+    boolean that_present_statusIsDeleted = true;
+    if (this_present_statusIsDeleted || that_present_statusIsDeleted) {
+      if (!(this_present_statusIsDeleted && that_present_statusIsDeleted))
+        return false;
+      if (this.statusIsDeleted != that.statusIsDeleted)
+        return false;
+    }
+
+    boolean this_present_imageShortDescription = true && this.isSetImageShortDescription();
+    boolean that_present_imageShortDescription = true && that.isSetImageShortDescription();
+    if (this_present_imageShortDescription || that_present_imageShortDescription) {
+      if (!(this_present_imageShortDescription && that_present_imageShortDescription))
+        return false;
+      if (!this.imageShortDescription.equals(that.imageShortDescription))
+        return false;
+    }
+
+    boolean this_present_imageLongDescription = true && this.isSetImageLongDescription();
+    boolean that_present_imageLongDescription = true && that.isSetImageLongDescription();
+    if (this_present_imageLongDescription || that_present_imageLongDescription) {
+      if (!(this_present_imageLongDescription && that_present_imageLongDescription))
+        return false;
+      if (!this.imageLongDescription.equals(that.imageLongDescription))
+        return false;
+    }
+
+    boolean this_present_fileSize = true;
+    boolean that_present_fileSize = true;
+    if (this_present_fileSize || that_present_fileSize) {
+      if (!(this_present_fileSize && that_present_fileSize))
+        return false;
+      if (this.fileSize != that.fileSize)
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(ImageData other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetUuid()).compareTo(other.isSetUuid());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetUuid()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.uuid, other.uuid);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageVersion()).compareTo(other.isSetImageVersion());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageVersion()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageVersion, other.imageVersion);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageName()).compareTo(other.isSetImageName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageName, other.imageName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageCreateTime()).compareTo(other.isSetImageCreateTime());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageCreateTime()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageCreateTime, other.imageCreateTime);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageUpdateTime()).compareTo(other.isSetImageUpdateTime());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageUpdateTime()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageUpdateTime, other.imageUpdateTime);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageOwner()).compareTo(other.isSetImageOwner());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageOwner()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageOwner, other.imageOwner);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetConentOperatingSystem()).compareTo(other.isSetConentOperatingSystem());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetConentOperatingSystem()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.conentOperatingSystem, other.conentOperatingSystem);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetStatusIsValid()).compareTo(other.isSetStatusIsValid());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetStatusIsValid()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.statusIsValid, other.statusIsValid);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetStatusIsDeleted()).compareTo(other.isSetStatusIsDeleted());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetStatusIsDeleted()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.statusIsDeleted, other.statusIsDeleted);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageShortDescription()).compareTo(other.isSetImageShortDescription());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageShortDescription()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageShortDescription, other.imageShortDescription);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetImageLongDescription()).compareTo(other.isSetImageLongDescription());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetImageLongDescription()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageLongDescription, other.imageLongDescription);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetFileSize()).compareTo(other.isSetFileSize());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetFileSize()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.fileSize, other.fileSize);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("ImageData(");
+    boolean first = true;
+
+    sb.append("uuid:");
+    if (this.uuid == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.uuid);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageVersion:");
+    sb.append(this.imageVersion);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageName:");
+    if (this.imageName == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.imageName);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageCreateTime:");
+    sb.append(this.imageCreateTime);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageUpdateTime:");
+    sb.append(this.imageUpdateTime);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageOwner:");
+    if (this.imageOwner == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.imageOwner);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("conentOperatingSystem:");
+    if (this.conentOperatingSystem == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.conentOperatingSystem);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("statusIsValid:");
+    sb.append(this.statusIsValid);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("statusIsDeleted:");
+    sb.append(this.statusIsDeleted);
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageShortDescription:");
+    if (this.imageShortDescription == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.imageShortDescription);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("imageLongDescription:");
+    if (this.imageLongDescription == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.imageLongDescription);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("fileSize:");
+    sb.append(this.fileSize);
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
+      __isset_bitfield = 0;
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class ImageDataStandardSchemeFactory implements SchemeFactory {
+    public ImageDataStandardScheme getScheme() {
+      return new ImageDataStandardScheme();
+    }
+  }
+
+  private static class ImageDataStandardScheme extends StandardScheme<ImageData> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ImageData struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // UUID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.uuid = iprot.readString();
+              struct.setUuidIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // IMAGE_VERSION
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.imageVersion = iprot.readI32();
+              struct.setImageVersionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // IMAGE_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.imageName = iprot.readString();
+              struct.setImageNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // IMAGE_CREATE_TIME
+            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
+              struct.imageCreateTime = iprot.readI64();
+              struct.setImageCreateTimeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 5: // IMAGE_UPDATE_TIME
+            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
+              struct.imageUpdateTime = iprot.readI64();
+              struct.setImageUpdateTimeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 6: // IMAGE_OWNER
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.imageOwner = iprot.readString();
+              struct.setImageOwnerIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 7: // CONENT_OPERATING_SYSTEM
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.conentOperatingSystem = iprot.readString();
+              struct.setConentOperatingSystemIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 8: // STATUS_IS_VALID
+            if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+              struct.statusIsValid = iprot.readBool();
+              struct.setStatusIsValidIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 9: // STATUS_IS_DELETED
+            if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+              struct.statusIsDeleted = iprot.readBool();
+              struct.setStatusIsDeletedIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 10: // IMAGE_SHORT_DESCRIPTION
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.imageShortDescription = iprot.readString();
+              struct.setImageShortDescriptionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 11: // IMAGE_LONG_DESCRIPTION
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.imageLongDescription = iprot.readString();
+              struct.setImageLongDescriptionIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 12: // FILE_SIZE
+            if (schemeField.type == org.apache.thrift.protocol.TType.I64) {
+              struct.fileSize = iprot.readI64();
+              struct.setFileSizeIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, ImageData struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.uuid != null) {
+        oprot.writeFieldBegin(UUID_FIELD_DESC);
+        oprot.writeString(struct.uuid);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(IMAGE_VERSION_FIELD_DESC);
+      oprot.writeI32(struct.imageVersion);
+      oprot.writeFieldEnd();
+      if (struct.imageName != null) {
+        oprot.writeFieldBegin(IMAGE_NAME_FIELD_DESC);
+        oprot.writeString(struct.imageName);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(IMAGE_CREATE_TIME_FIELD_DESC);
+      oprot.writeI64(struct.imageCreateTime);
+      oprot.writeFieldEnd();
+      oprot.writeFieldBegin(IMAGE_UPDATE_TIME_FIELD_DESC);
+      oprot.writeI64(struct.imageUpdateTime);
+      oprot.writeFieldEnd();
+      if (struct.imageOwner != null) {
+        oprot.writeFieldBegin(IMAGE_OWNER_FIELD_DESC);
+        oprot.writeString(struct.imageOwner);
+        oprot.writeFieldEnd();
+      }
+      if (struct.conentOperatingSystem != null) {
+        oprot.writeFieldBegin(CONENT_OPERATING_SYSTEM_FIELD_DESC);
+        oprot.writeString(struct.conentOperatingSystem);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(STATUS_IS_VALID_FIELD_DESC);
+      oprot.writeBool(struct.statusIsValid);
+      oprot.writeFieldEnd();
+      oprot.writeFieldBegin(STATUS_IS_DELETED_FIELD_DESC);
+      oprot.writeBool(struct.statusIsDeleted);
+      oprot.writeFieldEnd();
+      if (struct.imageShortDescription != null) {
+        oprot.writeFieldBegin(IMAGE_SHORT_DESCRIPTION_FIELD_DESC);
+        oprot.writeString(struct.imageShortDescription);
+        oprot.writeFieldEnd();
+      }
+      if (struct.imageLongDescription != null) {
+        oprot.writeFieldBegin(IMAGE_LONG_DESCRIPTION_FIELD_DESC);
+        oprot.writeString(struct.imageLongDescription);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldBegin(FILE_SIZE_FIELD_DESC);
+      oprot.writeI64(struct.fileSize);
+      oprot.writeFieldEnd();
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ImageDataTupleSchemeFactory implements SchemeFactory {
+    public ImageDataTupleScheme getScheme() {
+      return new ImageDataTupleScheme();
+    }
+  }
+
+  private static class ImageDataTupleScheme extends TupleScheme<ImageData> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ImageData struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetUuid()) {
+        optionals.set(0);
+      }
+      if (struct.isSetImageVersion()) {
+        optionals.set(1);
+      }
+      if (struct.isSetImageName()) {
+        optionals.set(2);
+      }
+      if (struct.isSetImageCreateTime()) {
+        optionals.set(3);
+      }
+      if (struct.isSetImageUpdateTime()) {
+        optionals.set(4);
+      }
+      if (struct.isSetImageOwner()) {
+        optionals.set(5);
+      }
+      if (struct.isSetConentOperatingSystem()) {
+        optionals.set(6);
+      }
+      if (struct.isSetStatusIsValid()) {
+        optionals.set(7);
+      }
+      if (struct.isSetStatusIsDeleted()) {
+        optionals.set(8);
+      }
+      if (struct.isSetImageShortDescription()) {
+        optionals.set(9);
+      }
+      if (struct.isSetImageLongDescription()) {
+        optionals.set(10);
+      }
+      if (struct.isSetFileSize()) {
+        optionals.set(11);
+      }
+      oprot.writeBitSet(optionals, 12);
+      if (struct.isSetUuid()) {
+        oprot.writeString(struct.uuid);
+      }
+      if (struct.isSetImageVersion()) {
+        oprot.writeI32(struct.imageVersion);
+      }
+      if (struct.isSetImageName()) {
+        oprot.writeString(struct.imageName);
+      }
+      if (struct.isSetImageCreateTime()) {
+        oprot.writeI64(struct.imageCreateTime);
+      }
+      if (struct.isSetImageUpdateTime()) {
+        oprot.writeI64(struct.imageUpdateTime);
+      }
+      if (struct.isSetImageOwner()) {
+        oprot.writeString(struct.imageOwner);
+      }
+      if (struct.isSetConentOperatingSystem()) {
+        oprot.writeString(struct.conentOperatingSystem);
+      }
+      if (struct.isSetStatusIsValid()) {
+        oprot.writeBool(struct.statusIsValid);
+      }
+      if (struct.isSetStatusIsDeleted()) {
+        oprot.writeBool(struct.statusIsDeleted);
+      }
+      if (struct.isSetImageShortDescription()) {
+        oprot.writeString(struct.imageShortDescription);
+      }
+      if (struct.isSetImageLongDescription()) {
+        oprot.writeString(struct.imageLongDescription);
+      }
+      if (struct.isSetFileSize()) {
+        oprot.writeI64(struct.fileSize);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ImageData struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(12);
+      if (incoming.get(0)) {
+        struct.uuid = iprot.readString();
+        struct.setUuidIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.imageVersion = iprot.readI32();
+        struct.setImageVersionIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.imageName = iprot.readString();
+        struct.setImageNameIsSet(true);
+      }
+      if (incoming.get(3)) {
+        struct.imageCreateTime = iprot.readI64();
+        struct.setImageCreateTimeIsSet(true);
+      }
+      if (incoming.get(4)) {
+        struct.imageUpdateTime = iprot.readI64();
+        struct.setImageUpdateTimeIsSet(true);
+      }
+      if (incoming.get(5)) {
+        struct.imageOwner = iprot.readString();
+        struct.setImageOwnerIsSet(true);
+      }
+      if (incoming.get(6)) {
+        struct.conentOperatingSystem = iprot.readString();
+        struct.setConentOperatingSystemIsSet(true);
+      }
+      if (incoming.get(7)) {
+        struct.statusIsValid = iprot.readBool();
+        struct.setStatusIsValidIsSet(true);
+      }
+      if (incoming.get(8)) {
+        struct.statusIsDeleted = iprot.readBool();
+        struct.setStatusIsDeletedIsSet(true);
+      }
+      if (incoming.get(9)) {
+        struct.imageShortDescription = iprot.readString();
+        struct.setImageShortDescriptionIsSet(true);
+      }
+      if (incoming.get(10)) {
+        struct.imageLongDescription = iprot.readString();
+        struct.setImageLongDescriptionIsSet(true);
+      }
+      if (incoming.get(11)) {
+        struct.fileSize = iprot.readI64();
+        struct.setFileSizeIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ImageDataError.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageDataError.java
new file mode 100644
index 0000000..fdd7b81
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageDataError.java
@@ -0,0 +1,45 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+public enum ImageDataError implements org.apache.thrift.TEnum {
+  INVALID_DATA(0),
+  UNKNOWN_IMAGE(1);
+
+  private final int value;
+
+  private ImageDataError(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Get the integer value of this enum value, as defined in the Thrift IDL.
+   */
+  public int getValue() {
+    return value;
+  }
+
+  /**
+   * Find a the enum type by its integer value, as defined in the Thrift IDL.
+   * @return null if the value is not found.
+   */
+  public static ImageDataError findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return INVALID_DATA;
+      case 1:
+        return UNKNOWN_IMAGE;
+      default:
+        return null;
+    }
+  }
+}
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ImageDataException.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageDataException.java
new file mode 100644
index 0000000..a5ac923
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageDataException.java
@@ -0,0 +1,504 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ImageDataException extends TException implements org.apache.thrift.TBase<ImageDataException, ImageDataException._Fields>, java.io.Serializable, Cloneable, Comparable<ImageDataException> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ImageDataException");
+
+  private static final org.apache.thrift.protocol.TField NUMBER_FIELD_DESC = new org.apache.thrift.protocol.TField("number", org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField MESSAGE_FIELD_DESC = new org.apache.thrift.protocol.TField("message", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ImageDataExceptionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ImageDataExceptionTupleSchemeFactory());
+  }
+
+  /**
+   * 
+   * @see ImageDataError
+   */
+  public ImageDataError number; // required
+  public String message; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    /**
+     * 
+     * @see ImageDataError
+     */
+    NUMBER((short)1, "number"),
+    MESSAGE((short)2, "message");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // NUMBER
+          return NUMBER;
+        case 2: // MESSAGE
+          return MESSAGE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.NUMBER, new org.apache.thrift.meta_data.FieldMetaData("number", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, ImageDataError.class)));
+    tmpMap.put(_Fields.MESSAGE, new org.apache.thrift.meta_data.FieldMetaData("message", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ImageDataException.class, metaDataMap);
+  }
+
+  public ImageDataException() {
+  }
+
+  public ImageDataException(
+    ImageDataError number,
+    String message)
+  {
+    this();
+    this.number = number;
+    this.message = message;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ImageDataException(ImageDataException other) {
+    if (other.isSetNumber()) {
+      this.number = other.number;
+    }
+    if (other.isSetMessage()) {
+      this.message = other.message;
+    }
+  }
+
+  public ImageDataException deepCopy() {
+    return new ImageDataException(this);
+  }
+
+  @Override
+  public void clear() {
+    this.number = null;
+    this.message = null;
+  }
+
+  /**
+   * 
+   * @see ImageDataError
+   */
+  public ImageDataError getNumber() {
+    return this.number;
+  }
+
+  /**
+   * 
+   * @see ImageDataError
+   */
+  public ImageDataException setNumber(ImageDataError number) {
+    this.number = number;
+    return this;
+  }
+
+  public void unsetNumber() {
+    this.number = null;
+  }
+
+  /** Returns true if field number is set (has been assigned a value) and false otherwise */
+  public boolean isSetNumber() {
+    return this.number != null;
+  }
+
+  public void setNumberIsSet(boolean value) {
+    if (!value) {
+      this.number = null;
+    }
+  }
+
+  public String getMessage() {
+    return this.message;
+  }
+
+  public ImageDataException setMessage(String message) {
+    this.message = message;
+    return this;
+  }
+
+  public void unsetMessage() {
+    this.message = null;
+  }
+
+  /** Returns true if field message is set (has been assigned a value) and false otherwise */
+  public boolean isSetMessage() {
+    return this.message != null;
+  }
+
+  public void setMessageIsSet(boolean value) {
+    if (!value) {
+      this.message = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case NUMBER:
+      if (value == null) {
+        unsetNumber();
+      } else {
+        setNumber((ImageDataError)value);
+      }
+      break;
+
+    case MESSAGE:
+      if (value == null) {
+        unsetMessage();
+      } else {
+        setMessage((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case NUMBER:
+      return getNumber();
+
+    case MESSAGE:
+      return getMessage();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case NUMBER:
+      return isSetNumber();
+    case MESSAGE:
+      return isSetMessage();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ImageDataException)
+      return this.equals((ImageDataException)that);
+    return false;
+  }
+
+  public boolean equals(ImageDataException that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_number = true && this.isSetNumber();
+    boolean that_present_number = true && that.isSetNumber();
+    if (this_present_number || that_present_number) {
+      if (!(this_present_number && that_present_number))
+        return false;
+      if (!this.number.equals(that.number))
+        return false;
+    }
+
+    boolean this_present_message = true && this.isSetMessage();
+    boolean that_present_message = true && that.isSetMessage();
+    if (this_present_message || that_present_message) {
+      if (!(this_present_message && that_present_message))
+        return false;
+      if (!this.message.equals(that.message))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(ImageDataException other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetNumber()).compareTo(other.isSetNumber());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetNumber()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.number, other.number);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessage()).compareTo(other.isSetMessage());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessage()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.message, other.message);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("ImageDataException(");
+    boolean first = true;
+
+    sb.append("number:");
+    if (this.number == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.number);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("message:");
+    if (this.message == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.message);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class ImageDataExceptionStandardSchemeFactory implements SchemeFactory {
+    public ImageDataExceptionStandardScheme getScheme() {
+      return new ImageDataExceptionStandardScheme();
+    }
+  }
+
+  private static class ImageDataExceptionStandardScheme extends StandardScheme<ImageDataException> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ImageDataException struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // NUMBER
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.number = ImageDataError.findByValue(iprot.readI32());
+              struct.setNumberIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MESSAGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.message = iprot.readString();
+              struct.setMessageIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, ImageDataException struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.number != null) {
+        oprot.writeFieldBegin(NUMBER_FIELD_DESC);
+        oprot.writeI32(struct.number.getValue());
+        oprot.writeFieldEnd();
+      }
+      if (struct.message != null) {
+        oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
+        oprot.writeString(struct.message);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ImageDataExceptionTupleSchemeFactory implements SchemeFactory {
+    public ImageDataExceptionTupleScheme getScheme() {
+      return new ImageDataExceptionTupleScheme();
+    }
+  }
+
+  private static class ImageDataExceptionTupleScheme extends TupleScheme<ImageDataException> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ImageDataException struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetNumber()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMessage()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetNumber()) {
+        oprot.writeI32(struct.number.getValue());
+      }
+      if (struct.isSetMessage()) {
+        oprot.writeString(struct.message);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ImageDataException struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.number = ImageDataError.findByValue(iprot.readI32());
+        struct.setNumberIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.message = iprot.readString();
+        struct.setMessageIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ImageServer.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageServer.java
new file mode 100644
index 0000000..004e8ae
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ImageServer.java
@@ -0,0 +1,9166 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ImageServer {
+
+  public interface Iface {
+
+    public boolean ping() throws org.apache.thrift.TException;
+
+    public SessionData authenticate(String username, String password) throws AuthenticationException, org.apache.thrift.TException;
+
+    public UserInfo getUserFromToken(String token) throws InvalidTokenException, org.apache.thrift.TException;
+
+    public String startServerAuthentication(String organization) throws ServerAuthenticationException, org.apache.thrift.TException;
+
+    public ServerSessionData serverAuthenticate(String organization, ByteBuffer challengeResponse) throws ServerAuthenticationException, org.apache.thrift.TException;
+
+    public FtpCredentials submitImage(String serverSessionId, ImageData imageDescription) throws AuthorizationException, ImageDataException, org.apache.thrift.TException;
+
+    public boolean finishedUpload(String ftpUser, ImageData imageDescription) throws ImageDataException, org.apache.thrift.TException;
+
+    public FtpCredentials getImage(String uuid, String serverSessionId) throws AuthorizationException, ImageDataException, org.apache.thrift.TException;
+
+    public boolean finishedDownload(String ftpUser) throws org.apache.thrift.TException;
+
+  }
+
+  public interface AsyncIface {
+
+    public void ping(org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void authenticate(String username, String password, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void getUserFromToken(String token, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void startServerAuthentication(String organization, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void serverAuthenticate(String organization, ByteBuffer challengeResponse, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void submitImage(String serverSessionId, ImageData imageDescription, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void finishedUpload(String ftpUser, ImageData imageDescription, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void getImage(String uuid, String serverSessionId, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+    public void finishedDownload(String ftpUser, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException;
+
+  }
+
+  public static class Client extends org.apache.thrift.TServiceClient implements Iface {
+    public static class Factory implements org.apache.thrift.TServiceClientFactory<Client> {
+      public Factory() {}
+      public Client getClient(org.apache.thrift.protocol.TProtocol prot) {
+        return new Client(prot);
+      }
+      public Client getClient(org.apache.thrift.protocol.TProtocol iprot, org.apache.thrift.protocol.TProtocol oprot) {
+        return new Client(iprot, oprot);
+      }
+    }
+
+    public Client(org.apache.thrift.protocol.TProtocol prot)
+    {
+      super(prot, prot);
+    }
+
+    public Client(org.apache.thrift.protocol.TProtocol iprot, org.apache.thrift.protocol.TProtocol oprot) {
+      super(iprot, oprot);
+    }
+
+    public boolean ping() throws org.apache.thrift.TException
+    {
+      send_ping();
+      return recv_ping();
+    }
+
+    public void send_ping() throws org.apache.thrift.TException
+    {
+      ping_args args = new ping_args();
+      sendBase("ping", args);
+    }
+
+    public boolean recv_ping() throws org.apache.thrift.TException
+    {
+      ping_result result = new ping_result();
+      receiveBase(result, "ping");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "ping failed: unknown result");
+    }
+
+    public SessionData authenticate(String username, String password) throws AuthenticationException, org.apache.thrift.TException
+    {
+      send_authenticate(username, password);
+      return recv_authenticate();
+    }
+
+    public void send_authenticate(String username, String password) throws org.apache.thrift.TException
+    {
+      authenticate_args args = new authenticate_args();
+      args.setUsername(username);
+      args.setPassword(password);
+      sendBase("authenticate", args);
+    }
+
+    public SessionData recv_authenticate() throws AuthenticationException, org.apache.thrift.TException
+    {
+      authenticate_result result = new authenticate_result();
+      receiveBase(result, "authenticate");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "authenticate failed: unknown result");
+    }
+
+    public UserInfo getUserFromToken(String token) throws InvalidTokenException, org.apache.thrift.TException
+    {
+      send_getUserFromToken(token);
+      return recv_getUserFromToken();
+    }
+
+    public void send_getUserFromToken(String token) throws org.apache.thrift.TException
+    {
+      getUserFromToken_args args = new getUserFromToken_args();
+      args.setToken(token);
+      sendBase("getUserFromToken", args);
+    }
+
+    public UserInfo recv_getUserFromToken() throws InvalidTokenException, org.apache.thrift.TException
+    {
+      getUserFromToken_result result = new getUserFromToken_result();
+      receiveBase(result, "getUserFromToken");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "getUserFromToken failed: unknown result");
+    }
+
+    public String startServerAuthentication(String organization) throws ServerAuthenticationException, org.apache.thrift.TException
+    {
+      send_startServerAuthentication(organization);
+      return recv_startServerAuthentication();
+    }
+
+    public void send_startServerAuthentication(String organization) throws org.apache.thrift.TException
+    {
+      startServerAuthentication_args args = new startServerAuthentication_args();
+      args.setOrganization(organization);
+      sendBase("startServerAuthentication", args);
+    }
+
+    public String recv_startServerAuthentication() throws ServerAuthenticationException, org.apache.thrift.TException
+    {
+      startServerAuthentication_result result = new startServerAuthentication_result();
+      receiveBase(result, "startServerAuthentication");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "startServerAuthentication failed: unknown result");
+    }
+
+    public ServerSessionData serverAuthenticate(String organization, ByteBuffer challengeResponse) throws ServerAuthenticationException, org.apache.thrift.TException
+    {
+      send_serverAuthenticate(organization, challengeResponse);
+      return recv_serverAuthenticate();
+    }
+
+    public void send_serverAuthenticate(String organization, ByteBuffer challengeResponse) throws org.apache.thrift.TException
+    {
+      serverAuthenticate_args args = new serverAuthenticate_args();
+      args.setOrganization(organization);
+      args.setChallengeResponse(challengeResponse);
+      sendBase("serverAuthenticate", args);
+    }
+
+    public ServerSessionData recv_serverAuthenticate() throws ServerAuthenticationException, org.apache.thrift.TException
+    {
+      serverAuthenticate_result result = new serverAuthenticate_result();
+      receiveBase(result, "serverAuthenticate");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "serverAuthenticate failed: unknown result");
+    }
+
+    public FtpCredentials submitImage(String serverSessionId, ImageData imageDescription) throws AuthorizationException, ImageDataException, org.apache.thrift.TException
+    {
+      send_submitImage(serverSessionId, imageDescription);
+      return recv_submitImage();
+    }
+
+    public void send_submitImage(String serverSessionId, ImageData imageDescription) throws org.apache.thrift.TException
+    {
+      submitImage_args args = new submitImage_args();
+      args.setServerSessionId(serverSessionId);
+      args.setImageDescription(imageDescription);
+      sendBase("submitImage", args);
+    }
+
+    public FtpCredentials recv_submitImage() throws AuthorizationException, ImageDataException, org.apache.thrift.TException
+    {
+      submitImage_result result = new submitImage_result();
+      receiveBase(result, "submitImage");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      if (result.failure2 != null) {
+        throw result.failure2;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "submitImage failed: unknown result");
+    }
+
+    public boolean finishedUpload(String ftpUser, ImageData imageDescription) throws ImageDataException, org.apache.thrift.TException
+    {
+      send_finishedUpload(ftpUser, imageDescription);
+      return recv_finishedUpload();
+    }
+
+    public void send_finishedUpload(String ftpUser, ImageData imageDescription) throws org.apache.thrift.TException
+    {
+      finishedUpload_args args = new finishedUpload_args();
+      args.setFtpUser(ftpUser);
+      args.setImageDescription(imageDescription);
+      sendBase("finishedUpload", args);
+    }
+
+    public boolean recv_finishedUpload() throws ImageDataException, org.apache.thrift.TException
+    {
+      finishedUpload_result result = new finishedUpload_result();
+      receiveBase(result, "finishedUpload");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "finishedUpload failed: unknown result");
+    }
+
+    public FtpCredentials getImage(String uuid, String serverSessionId) throws AuthorizationException, ImageDataException, org.apache.thrift.TException
+    {
+      send_getImage(uuid, serverSessionId);
+      return recv_getImage();
+    }
+
+    public void send_getImage(String uuid, String serverSessionId) throws org.apache.thrift.TException
+    {
+      getImage_args args = new getImage_args();
+      args.setUuid(uuid);
+      args.setServerSessionId(serverSessionId);
+      sendBase("getImage", args);
+    }
+
+    public FtpCredentials recv_getImage() throws AuthorizationException, ImageDataException, org.apache.thrift.TException
+    {
+      getImage_result result = new getImage_result();
+      receiveBase(result, "getImage");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      if (result.failure != null) {
+        throw result.failure;
+      }
+      if (result.failure2 != null) {
+        throw result.failure2;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "getImage failed: unknown result");
+    }
+
+    public boolean finishedDownload(String ftpUser) throws org.apache.thrift.TException
+    {
+      send_finishedDownload(ftpUser);
+      return recv_finishedDownload();
+    }
+
+    public void send_finishedDownload(String ftpUser) throws org.apache.thrift.TException
+    {
+      finishedDownload_args args = new finishedDownload_args();
+      args.setFtpUser(ftpUser);
+      sendBase("finishedDownload", args);
+    }
+
+    public boolean recv_finishedDownload() throws org.apache.thrift.TException
+    {
+      finishedDownload_result result = new finishedDownload_result();
+      receiveBase(result, "finishedDownload");
+      if (result.isSetSuccess()) {
+        return result.success;
+      }
+      throw new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.MISSING_RESULT, "finishedDownload failed: unknown result");
+    }
+
+  }
+  public static class AsyncClient extends org.apache.thrift.async.TAsyncClient implements AsyncIface {
+    public static class Factory implements org.apache.thrift.async.TAsyncClientFactory<AsyncClient> {
+      private org.apache.thrift.async.TAsyncClientManager clientManager;
+      private org.apache.thrift.protocol.TProtocolFactory protocolFactory;
+      public Factory(org.apache.thrift.async.TAsyncClientManager clientManager, org.apache.thrift.protocol.TProtocolFactory protocolFactory) {
+        this.clientManager = clientManager;
+        this.protocolFactory = protocolFactory;
+      }
+      public AsyncClient getAsyncClient(org.apache.thrift.transport.TNonblockingTransport transport) {
+        return new AsyncClient(protocolFactory, clientManager, transport);
+      }
+    }
+
+    public AsyncClient(org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.async.TAsyncClientManager clientManager, org.apache.thrift.transport.TNonblockingTransport transport) {
+      super(protocolFactory, clientManager, transport);
+    }
+
+    public void ping(org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      ping_call method_call = new ping_call(resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class ping_call extends org.apache.thrift.async.TAsyncMethodCall {
+      public ping_call(org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("ping", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        ping_args args = new ping_args();
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public boolean getResult() throws org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_ping();
+      }
+    }
+
+    public void authenticate(String username, String password, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      authenticate_call method_call = new authenticate_call(username, password, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class authenticate_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String username;
+      private String password;
+      public authenticate_call(String username, String password, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.username = username;
+        this.password = password;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("authenticate", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        authenticate_args args = new authenticate_args();
+        args.setUsername(username);
+        args.setPassword(password);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public SessionData getResult() throws AuthenticationException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_authenticate();
+      }
+    }
+
+    public void getUserFromToken(String token, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      getUserFromToken_call method_call = new getUserFromToken_call(token, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class getUserFromToken_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String token;
+      public getUserFromToken_call(String token, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.token = token;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("getUserFromToken", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        getUserFromToken_args args = new getUserFromToken_args();
+        args.setToken(token);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public UserInfo getResult() throws InvalidTokenException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_getUserFromToken();
+      }
+    }
+
+    public void startServerAuthentication(String organization, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      startServerAuthentication_call method_call = new startServerAuthentication_call(organization, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class startServerAuthentication_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String organization;
+      public startServerAuthentication_call(String organization, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.organization = organization;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("startServerAuthentication", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        startServerAuthentication_args args = new startServerAuthentication_args();
+        args.setOrganization(organization);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public String getResult() throws ServerAuthenticationException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_startServerAuthentication();
+      }
+    }
+
+    public void serverAuthenticate(String organization, ByteBuffer challengeResponse, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      serverAuthenticate_call method_call = new serverAuthenticate_call(organization, challengeResponse, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class serverAuthenticate_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String organization;
+      private ByteBuffer challengeResponse;
+      public serverAuthenticate_call(String organization, ByteBuffer challengeResponse, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.organization = organization;
+        this.challengeResponse = challengeResponse;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("serverAuthenticate", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        serverAuthenticate_args args = new serverAuthenticate_args();
+        args.setOrganization(organization);
+        args.setChallengeResponse(challengeResponse);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public ServerSessionData getResult() throws ServerAuthenticationException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_serverAuthenticate();
+      }
+    }
+
+    public void submitImage(String serverSessionId, ImageData imageDescription, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      submitImage_call method_call = new submitImage_call(serverSessionId, imageDescription, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class submitImage_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String serverSessionId;
+      private ImageData imageDescription;
+      public submitImage_call(String serverSessionId, ImageData imageDescription, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.serverSessionId = serverSessionId;
+        this.imageDescription = imageDescription;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("submitImage", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        submitImage_args args = new submitImage_args();
+        args.setServerSessionId(serverSessionId);
+        args.setImageDescription(imageDescription);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public FtpCredentials getResult() throws AuthorizationException, ImageDataException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_submitImage();
+      }
+    }
+
+    public void finishedUpload(String ftpUser, ImageData imageDescription, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      finishedUpload_call method_call = new finishedUpload_call(ftpUser, imageDescription, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class finishedUpload_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String ftpUser;
+      private ImageData imageDescription;
+      public finishedUpload_call(String ftpUser, ImageData imageDescription, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.ftpUser = ftpUser;
+        this.imageDescription = imageDescription;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("finishedUpload", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        finishedUpload_args args = new finishedUpload_args();
+        args.setFtpUser(ftpUser);
+        args.setImageDescription(imageDescription);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public boolean getResult() throws ImageDataException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_finishedUpload();
+      }
+    }
+
+    public void getImage(String uuid, String serverSessionId, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      getImage_call method_call = new getImage_call(uuid, serverSessionId, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class getImage_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String uuid;
+      private String serverSessionId;
+      public getImage_call(String uuid, String serverSessionId, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.uuid = uuid;
+        this.serverSessionId = serverSessionId;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("getImage", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        getImage_args args = new getImage_args();
+        args.setUuid(uuid);
+        args.setServerSessionId(serverSessionId);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public FtpCredentials getResult() throws AuthorizationException, ImageDataException, org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_getImage();
+      }
+    }
+
+    public void finishedDownload(String ftpUser, org.apache.thrift.async.AsyncMethodCallback resultHandler) throws org.apache.thrift.TException {
+      checkReady();
+      finishedDownload_call method_call = new finishedDownload_call(ftpUser, resultHandler, this, ___protocolFactory, ___transport);
+      this.___currentMethod = method_call;
+      ___manager.call(method_call);
+    }
+
+    public static class finishedDownload_call extends org.apache.thrift.async.TAsyncMethodCall {
+      private String ftpUser;
+      public finishedDownload_call(String ftpUser, org.apache.thrift.async.AsyncMethodCallback resultHandler, org.apache.thrift.async.TAsyncClient client, org.apache.thrift.protocol.TProtocolFactory protocolFactory, org.apache.thrift.transport.TNonblockingTransport transport) throws org.apache.thrift.TException {
+        super(client, protocolFactory, transport, resultHandler, false);
+        this.ftpUser = ftpUser;
+      }
+
+      public void write_args(org.apache.thrift.protocol.TProtocol prot) throws org.apache.thrift.TException {
+        prot.writeMessageBegin(new org.apache.thrift.protocol.TMessage("finishedDownload", org.apache.thrift.protocol.TMessageType.CALL, 0));
+        finishedDownload_args args = new finishedDownload_args();
+        args.setFtpUser(ftpUser);
+        args.write(prot);
+        prot.writeMessageEnd();
+      }
+
+      public boolean getResult() throws org.apache.thrift.TException {
+        if (getState() != org.apache.thrift.async.TAsyncMethodCall.State.RESPONSE_READ) {
+          throw new IllegalStateException("Method call not finished!");
+        }
+        org.apache.thrift.transport.TMemoryInputTransport memoryTransport = new org.apache.thrift.transport.TMemoryInputTransport(getFrameBuffer().array());
+        org.apache.thrift.protocol.TProtocol prot = client.getProtocolFactory().getProtocol(memoryTransport);
+        return (new Client(prot)).recv_finishedDownload();
+      }
+    }
+
+  }
+
+  public static class Processor<I extends Iface> extends org.apache.thrift.TBaseProcessor<I> implements org.apache.thrift.TProcessor {
+    private static final Logger LOGGER = LoggerFactory.getLogger(Processor.class.getName());
+    public Processor(I iface) {
+      super(iface, getProcessMap(new HashMap<String, org.apache.thrift.ProcessFunction<I, ? extends org.apache.thrift.TBase>>()));
+    }
+
+    protected Processor(I iface, Map<String,  org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> processMap) {
+      super(iface, getProcessMap(processMap));
+    }
+
+    private static <I extends Iface> Map<String,  org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> getProcessMap(Map<String,  org.apache.thrift.ProcessFunction<I, ? extends  org.apache.thrift.TBase>> processMap) {
+      processMap.put("ping", new ping());
+      processMap.put("authenticate", new authenticate());
+      processMap.put("getUserFromToken", new getUserFromToken());
+      processMap.put("startServerAuthentication", new startServerAuthentication());
+      processMap.put("serverAuthenticate", new serverAuthenticate());
+      processMap.put("submitImage", new submitImage());
+      processMap.put("finishedUpload", new finishedUpload());
+      processMap.put("getImage", new getImage());
+      processMap.put("finishedDownload", new finishedDownload());
+      return processMap;
+    }
+
+    public static class ping<I extends Iface> extends org.apache.thrift.ProcessFunction<I, ping_args> {
+      public ping() {
+        super("ping");
+      }
+
+      public ping_args getEmptyArgsInstance() {
+        return new ping_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public ping_result getResult(I iface, ping_args args) throws org.apache.thrift.TException {
+        ping_result result = new ping_result();
+        result.success = iface.ping();
+        result.setSuccessIsSet(true);
+        return result;
+      }
+    }
+
+    public static class authenticate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, authenticate_args> {
+      public authenticate() {
+        super("authenticate");
+      }
+
+      public authenticate_args getEmptyArgsInstance() {
+        return new authenticate_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public authenticate_result getResult(I iface, authenticate_args args) throws org.apache.thrift.TException {
+        authenticate_result result = new authenticate_result();
+        try {
+          result.success = iface.authenticate(args.username, args.password);
+        } catch (AuthenticationException failure) {
+          result.failure = failure;
+        }
+        return result;
+      }
+    }
+
+    public static class getUserFromToken<I extends Iface> extends org.apache.thrift.ProcessFunction<I, getUserFromToken_args> {
+      public getUserFromToken() {
+        super("getUserFromToken");
+      }
+
+      public getUserFromToken_args getEmptyArgsInstance() {
+        return new getUserFromToken_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public getUserFromToken_result getResult(I iface, getUserFromToken_args args) throws org.apache.thrift.TException {
+        getUserFromToken_result result = new getUserFromToken_result();
+        try {
+          result.success = iface.getUserFromToken(args.token);
+        } catch (InvalidTokenException failure) {
+          result.failure = failure;
+        }
+        return result;
+      }
+    }
+
+    public static class startServerAuthentication<I extends Iface> extends org.apache.thrift.ProcessFunction<I, startServerAuthentication_args> {
+      public startServerAuthentication() {
+        super("startServerAuthentication");
+      }
+
+      public startServerAuthentication_args getEmptyArgsInstance() {
+        return new startServerAuthentication_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public startServerAuthentication_result getResult(I iface, startServerAuthentication_args args) throws org.apache.thrift.TException {
+        startServerAuthentication_result result = new startServerAuthentication_result();
+        try {
+          result.success = iface.startServerAuthentication(args.organization);
+        } catch (ServerAuthenticationException failure) {
+          result.failure = failure;
+        }
+        return result;
+      }
+    }
+
+    public static class serverAuthenticate<I extends Iface> extends org.apache.thrift.ProcessFunction<I, serverAuthenticate_args> {
+      public serverAuthenticate() {
+        super("serverAuthenticate");
+      }
+
+      public serverAuthenticate_args getEmptyArgsInstance() {
+        return new serverAuthenticate_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public serverAuthenticate_result getResult(I iface, serverAuthenticate_args args) throws org.apache.thrift.TException {
+        serverAuthenticate_result result = new serverAuthenticate_result();
+        try {
+          result.success = iface.serverAuthenticate(args.organization, args.challengeResponse);
+        } catch (ServerAuthenticationException failure) {
+          result.failure = failure;
+        }
+        return result;
+      }
+    }
+
+    public static class submitImage<I extends Iface> extends org.apache.thrift.ProcessFunction<I, submitImage_args> {
+      public submitImage() {
+        super("submitImage");
+      }
+
+      public submitImage_args getEmptyArgsInstance() {
+        return new submitImage_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public submitImage_result getResult(I iface, submitImage_args args) throws org.apache.thrift.TException {
+        submitImage_result result = new submitImage_result();
+        try {
+          result.success = iface.submitImage(args.serverSessionId, args.imageDescription);
+        } catch (AuthorizationException failure) {
+          result.failure = failure;
+        } catch (ImageDataException failure2) {
+          result.failure2 = failure2;
+        }
+        return result;
+      }
+    }
+
+    public static class finishedUpload<I extends Iface> extends org.apache.thrift.ProcessFunction<I, finishedUpload_args> {
+      public finishedUpload() {
+        super("finishedUpload");
+      }
+
+      public finishedUpload_args getEmptyArgsInstance() {
+        return new finishedUpload_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public finishedUpload_result getResult(I iface, finishedUpload_args args) throws org.apache.thrift.TException {
+        finishedUpload_result result = new finishedUpload_result();
+        try {
+          result.success = iface.finishedUpload(args.ftpUser, args.imageDescription);
+          result.setSuccessIsSet(true);
+        } catch (ImageDataException failure) {
+          result.failure = failure;
+        }
+        return result;
+      }
+    }
+
+    public static class getImage<I extends Iface> extends org.apache.thrift.ProcessFunction<I, getImage_args> {
+      public getImage() {
+        super("getImage");
+      }
+
+      public getImage_args getEmptyArgsInstance() {
+        return new getImage_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public getImage_result getResult(I iface, getImage_args args) throws org.apache.thrift.TException {
+        getImage_result result = new getImage_result();
+        try {
+          result.success = iface.getImage(args.uuid, args.serverSessionId);
+        } catch (AuthorizationException failure) {
+          result.failure = failure;
+        } catch (ImageDataException failure2) {
+          result.failure2 = failure2;
+        }
+        return result;
+      }
+    }
+
+    public static class finishedDownload<I extends Iface> extends org.apache.thrift.ProcessFunction<I, finishedDownload_args> {
+      public finishedDownload() {
+        super("finishedDownload");
+      }
+
+      public finishedDownload_args getEmptyArgsInstance() {
+        return new finishedDownload_args();
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public finishedDownload_result getResult(I iface, finishedDownload_args args) throws org.apache.thrift.TException {
+        finishedDownload_result result = new finishedDownload_result();
+        result.success = iface.finishedDownload(args.ftpUser);
+        result.setSuccessIsSet(true);
+        return result;
+      }
+    }
+
+  }
+
+  public static class AsyncProcessor<I extends AsyncIface> extends org.apache.thrift.TBaseAsyncProcessor<I> {
+    private static final Logger LOGGER = LoggerFactory.getLogger(AsyncProcessor.class.getName());
+    public AsyncProcessor(I iface) {
+      super(iface, getProcessMap(new HashMap<String, org.apache.thrift.AsyncProcessFunction<I, ? extends org.apache.thrift.TBase, ?>>()));
+    }
+
+    protected AsyncProcessor(I iface, Map<String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase, ?>> processMap) {
+      super(iface, getProcessMap(processMap));
+    }
+
+    private static <I extends AsyncIface> Map<String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase,?>> getProcessMap(Map<String,  org.apache.thrift.AsyncProcessFunction<I, ? extends  org.apache.thrift.TBase, ?>> processMap) {
+      processMap.put("ping", new ping());
+      processMap.put("authenticate", new authenticate());
+      processMap.put("getUserFromToken", new getUserFromToken());
+      processMap.put("startServerAuthentication", new startServerAuthentication());
+      processMap.put("serverAuthenticate", new serverAuthenticate());
+      processMap.put("submitImage", new submitImage());
+      processMap.put("finishedUpload", new finishedUpload());
+      processMap.put("getImage", new getImage());
+      processMap.put("finishedDownload", new finishedDownload());
+      return processMap;
+    }
+
+    public static class ping<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, ping_args, Boolean> {
+      public ping() {
+        super("ping");
+      }
+
+      public ping_args getEmptyArgsInstance() {
+        return new ping_args();
+      }
+
+      public AsyncMethodCallback<Boolean> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<Boolean>() { 
+          public void onComplete(Boolean o) {
+            ping_result result = new ping_result();
+            result.success = o;
+            result.setSuccessIsSet(true);
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            ping_result result = new ping_result();
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, ping_args args, org.apache.thrift.async.AsyncMethodCallback<Boolean> resultHandler) throws TException {
+        iface.ping(resultHandler);
+      }
+    }
+
+    public static class authenticate<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, authenticate_args, SessionData> {
+      public authenticate() {
+        super("authenticate");
+      }
+
+      public authenticate_args getEmptyArgsInstance() {
+        return new authenticate_args();
+      }
+
+      public AsyncMethodCallback<SessionData> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<SessionData>() { 
+          public void onComplete(SessionData o) {
+            authenticate_result result = new authenticate_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            authenticate_result result = new authenticate_result();
+            if (e instanceof AuthenticationException) {
+                        result.failure = (AuthenticationException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, authenticate_args args, org.apache.thrift.async.AsyncMethodCallback<SessionData> resultHandler) throws TException {
+        iface.authenticate(args.username, args.password,resultHandler);
+      }
+    }
+
+    public static class getUserFromToken<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, getUserFromToken_args, UserInfo> {
+      public getUserFromToken() {
+        super("getUserFromToken");
+      }
+
+      public getUserFromToken_args getEmptyArgsInstance() {
+        return new getUserFromToken_args();
+      }
+
+      public AsyncMethodCallback<UserInfo> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<UserInfo>() { 
+          public void onComplete(UserInfo o) {
+            getUserFromToken_result result = new getUserFromToken_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            getUserFromToken_result result = new getUserFromToken_result();
+            if (e instanceof InvalidTokenException) {
+                        result.failure = (InvalidTokenException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, getUserFromToken_args args, org.apache.thrift.async.AsyncMethodCallback<UserInfo> resultHandler) throws TException {
+        iface.getUserFromToken(args.token,resultHandler);
+      }
+    }
+
+    public static class startServerAuthentication<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, startServerAuthentication_args, String> {
+      public startServerAuthentication() {
+        super("startServerAuthentication");
+      }
+
+      public startServerAuthentication_args getEmptyArgsInstance() {
+        return new startServerAuthentication_args();
+      }
+
+      public AsyncMethodCallback<String> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<String>() { 
+          public void onComplete(String o) {
+            startServerAuthentication_result result = new startServerAuthentication_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            startServerAuthentication_result result = new startServerAuthentication_result();
+            if (e instanceof ServerAuthenticationException) {
+                        result.failure = (ServerAuthenticationException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, startServerAuthentication_args args, org.apache.thrift.async.AsyncMethodCallback<String> resultHandler) throws TException {
+        iface.startServerAuthentication(args.organization,resultHandler);
+      }
+    }
+
+    public static class serverAuthenticate<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, serverAuthenticate_args, ServerSessionData> {
+      public serverAuthenticate() {
+        super("serverAuthenticate");
+      }
+
+      public serverAuthenticate_args getEmptyArgsInstance() {
+        return new serverAuthenticate_args();
+      }
+
+      public AsyncMethodCallback<ServerSessionData> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<ServerSessionData>() { 
+          public void onComplete(ServerSessionData o) {
+            serverAuthenticate_result result = new serverAuthenticate_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            serverAuthenticate_result result = new serverAuthenticate_result();
+            if (e instanceof ServerAuthenticationException) {
+                        result.failure = (ServerAuthenticationException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, serverAuthenticate_args args, org.apache.thrift.async.AsyncMethodCallback<ServerSessionData> resultHandler) throws TException {
+        iface.serverAuthenticate(args.organization, args.challengeResponse,resultHandler);
+      }
+    }
+
+    public static class submitImage<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, submitImage_args, FtpCredentials> {
+      public submitImage() {
+        super("submitImage");
+      }
+
+      public submitImage_args getEmptyArgsInstance() {
+        return new submitImage_args();
+      }
+
+      public AsyncMethodCallback<FtpCredentials> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<FtpCredentials>() { 
+          public void onComplete(FtpCredentials o) {
+            submitImage_result result = new submitImage_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            submitImage_result result = new submitImage_result();
+            if (e instanceof AuthorizationException) {
+                        result.failure = (AuthorizationException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof ImageDataException) {
+                        result.failure2 = (ImageDataException) e;
+                        result.setFailure2IsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, submitImage_args args, org.apache.thrift.async.AsyncMethodCallback<FtpCredentials> resultHandler) throws TException {
+        iface.submitImage(args.serverSessionId, args.imageDescription,resultHandler);
+      }
+    }
+
+    public static class finishedUpload<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, finishedUpload_args, Boolean> {
+      public finishedUpload() {
+        super("finishedUpload");
+      }
+
+      public finishedUpload_args getEmptyArgsInstance() {
+        return new finishedUpload_args();
+      }
+
+      public AsyncMethodCallback<Boolean> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<Boolean>() { 
+          public void onComplete(Boolean o) {
+            finishedUpload_result result = new finishedUpload_result();
+            result.success = o;
+            result.setSuccessIsSet(true);
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            finishedUpload_result result = new finishedUpload_result();
+            if (e instanceof ImageDataException) {
+                        result.failure = (ImageDataException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, finishedUpload_args args, org.apache.thrift.async.AsyncMethodCallback<Boolean> resultHandler) throws TException {
+        iface.finishedUpload(args.ftpUser, args.imageDescription,resultHandler);
+      }
+    }
+
+    public static class getImage<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, getImage_args, FtpCredentials> {
+      public getImage() {
+        super("getImage");
+      }
+
+      public getImage_args getEmptyArgsInstance() {
+        return new getImage_args();
+      }
+
+      public AsyncMethodCallback<FtpCredentials> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<FtpCredentials>() { 
+          public void onComplete(FtpCredentials o) {
+            getImage_result result = new getImage_result();
+            result.success = o;
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            getImage_result result = new getImage_result();
+            if (e instanceof AuthorizationException) {
+                        result.failure = (AuthorizationException) e;
+                        result.setFailureIsSet(true);
+                        msg = result;
+            }
+            else             if (e instanceof ImageDataException) {
+                        result.failure2 = (ImageDataException) e;
+                        result.setFailure2IsSet(true);
+                        msg = result;
+            }
+             else 
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, getImage_args args, org.apache.thrift.async.AsyncMethodCallback<FtpCredentials> resultHandler) throws TException {
+        iface.getImage(args.uuid, args.serverSessionId,resultHandler);
+      }
+    }
+
+    public static class finishedDownload<I extends AsyncIface> extends org.apache.thrift.AsyncProcessFunction<I, finishedDownload_args, Boolean> {
+      public finishedDownload() {
+        super("finishedDownload");
+      }
+
+      public finishedDownload_args getEmptyArgsInstance() {
+        return new finishedDownload_args();
+      }
+
+      public AsyncMethodCallback<Boolean> getResultHandler(final AsyncFrameBuffer fb, final int seqid) {
+        final org.apache.thrift.AsyncProcessFunction fcall = this;
+        return new AsyncMethodCallback<Boolean>() { 
+          public void onComplete(Boolean o) {
+            finishedDownload_result result = new finishedDownload_result();
+            result.success = o;
+            result.setSuccessIsSet(true);
+            try {
+              fcall.sendResponse(fb,result, org.apache.thrift.protocol.TMessageType.REPLY,seqid);
+              return;
+            } catch (Exception e) {
+              LOGGER.error("Exception writing to internal frame buffer", e);
+            }
+            fb.close();
+          }
+          public void onError(Exception e) {
+            byte msgType = org.apache.thrift.protocol.TMessageType.REPLY;
+            org.apache.thrift.TBase msg;
+            finishedDownload_result result = new finishedDownload_result();
+            {
+              msgType = org.apache.thrift.protocol.TMessageType.EXCEPTION;
+              msg = (org.apache.thrift.TBase)new org.apache.thrift.TApplicationException(org.apache.thrift.TApplicationException.INTERNAL_ERROR, e.getMessage());
+            }
+            try {
+              fcall.sendResponse(fb,msg,msgType,seqid);
+              return;
+            } catch (Exception ex) {
+              LOGGER.error("Exception writing to internal frame buffer", ex);
+            }
+            fb.close();
+          }
+        };
+      }
+
+      protected boolean isOneway() {
+        return false;
+      }
+
+      public void start(I iface, finishedDownload_args args, org.apache.thrift.async.AsyncMethodCallback<Boolean> resultHandler) throws TException {
+        iface.finishedDownload(args.ftpUser,resultHandler);
+      }
+    }
+
+  }
+
+  public static class ping_args implements org.apache.thrift.TBase<ping_args, ping_args._Fields>, java.io.Serializable, Cloneable, Comparable<ping_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ping_args");
+
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new ping_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new ping_argsTupleSchemeFactory());
+    }
+
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+;
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ping_args.class, metaDataMap);
+    }
+
+    public ping_args() {
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public ping_args(ping_args other) {
+    }
+
+    public ping_args deepCopy() {
+      return new ping_args(this);
+    }
+
+    @Override
+    public void clear() {
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof ping_args)
+        return this.equals((ping_args)that);
+      return false;
+    }
+
+    public boolean equals(ping_args that) {
+      if (that == null)
+        return false;
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(ping_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("ping_args(");
+      boolean first = true;
+
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class ping_argsStandardSchemeFactory implements SchemeFactory {
+      public ping_argsStandardScheme getScheme() {
+        return new ping_argsStandardScheme();
+      }
+    }
+
+    private static class ping_argsStandardScheme extends StandardScheme<ping_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, ping_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, ping_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class ping_argsTupleSchemeFactory implements SchemeFactory {
+      public ping_argsTupleScheme getScheme() {
+        return new ping_argsTupleScheme();
+      }
+    }
+
+    private static class ping_argsTupleScheme extends TupleScheme<ping_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, ping_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, ping_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+      }
+    }
+
+  }
+
+  public static class ping_result implements org.apache.thrift.TBase<ping_result, ping_result._Fields>, java.io.Serializable, Cloneable, Comparable<ping_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ping_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new ping_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new ping_resultTupleSchemeFactory());
+    }
+
+    public boolean success; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    private static final int __SUCCESS_ISSET_ID = 0;
+    private byte __isset_bitfield = 0;
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ping_result.class, metaDataMap);
+    }
+
+    public ping_result() {
+    }
+
+    public ping_result(
+      boolean success)
+    {
+      this();
+      this.success = success;
+      setSuccessIsSet(true);
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public ping_result(ping_result other) {
+      __isset_bitfield = other.__isset_bitfield;
+      this.success = other.success;
+    }
+
+    public ping_result deepCopy() {
+      return new ping_result(this);
+    }
+
+    @Override
+    public void clear() {
+      setSuccessIsSet(false);
+      this.success = false;
+    }
+
+    public boolean isSuccess() {
+      return this.success;
+    }
+
+    public ping_result setSuccess(boolean success) {
+      this.success = success;
+      setSuccessIsSet(true);
+      return this;
+    }
+
+    public void unsetSuccess() {
+      __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((Boolean)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return Boolean.valueOf(isSuccess());
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof ping_result)
+        return this.equals((ping_result)that);
+      return false;
+    }
+
+    public boolean equals(ping_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true;
+      boolean that_present_success = true;
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (this.success != that.success)
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(ping_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("ping_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      sb.append(this.success);
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
+        __isset_bitfield = 0;
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class ping_resultStandardSchemeFactory implements SchemeFactory {
+      public ping_resultStandardScheme getScheme() {
+        return new ping_resultStandardScheme();
+      }
+    }
+
+    private static class ping_resultStandardScheme extends StandardScheme<ping_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, ping_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+                struct.success = iprot.readBool();
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, ping_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.isSetSuccess()) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeBool(struct.success);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class ping_resultTupleSchemeFactory implements SchemeFactory {
+      public ping_resultTupleScheme getScheme() {
+        return new ping_resultTupleScheme();
+      }
+    }
+
+    private static class ping_resultTupleScheme extends TupleScheme<ping_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, ping_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetSuccess()) {
+          oprot.writeBool(struct.success);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, ping_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.success = iprot.readBool();
+          struct.setSuccessIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class authenticate_args implements org.apache.thrift.TBase<authenticate_args, authenticate_args._Fields>, java.io.Serializable, Cloneable, Comparable<authenticate_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("authenticate_args");
+
+    private static final org.apache.thrift.protocol.TField USERNAME_FIELD_DESC = new org.apache.thrift.protocol.TField("username", org.apache.thrift.protocol.TType.STRING, (short)1);
+    private static final org.apache.thrift.protocol.TField PASSWORD_FIELD_DESC = new org.apache.thrift.protocol.TField("password", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new authenticate_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new authenticate_argsTupleSchemeFactory());
+    }
+
+    public String username; // required
+    public String password; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      USERNAME((short)1, "username"),
+      PASSWORD((short)2, "password");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // USERNAME
+            return USERNAME;
+          case 2: // PASSWORD
+            return PASSWORD;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.USERNAME, new org.apache.thrift.meta_data.FieldMetaData("username", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.PASSWORD, new org.apache.thrift.meta_data.FieldMetaData("password", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(authenticate_args.class, metaDataMap);
+    }
+
+    public authenticate_args() {
+    }
+
+    public authenticate_args(
+      String username,
+      String password)
+    {
+      this();
+      this.username = username;
+      this.password = password;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public authenticate_args(authenticate_args other) {
+      if (other.isSetUsername()) {
+        this.username = other.username;
+      }
+      if (other.isSetPassword()) {
+        this.password = other.password;
+      }
+    }
+
+    public authenticate_args deepCopy() {
+      return new authenticate_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.username = null;
+      this.password = null;
+    }
+
+    public String getUsername() {
+      return this.username;
+    }
+
+    public authenticate_args setUsername(String username) {
+      this.username = username;
+      return this;
+    }
+
+    public void unsetUsername() {
+      this.username = null;
+    }
+
+    /** Returns true if field username is set (has been assigned a value) and false otherwise */
+    public boolean isSetUsername() {
+      return this.username != null;
+    }
+
+    public void setUsernameIsSet(boolean value) {
+      if (!value) {
+        this.username = null;
+      }
+    }
+
+    public String getPassword() {
+      return this.password;
+    }
+
+    public authenticate_args setPassword(String password) {
+      this.password = password;
+      return this;
+    }
+
+    public void unsetPassword() {
+      this.password = null;
+    }
+
+    /** Returns true if field password is set (has been assigned a value) and false otherwise */
+    public boolean isSetPassword() {
+      return this.password != null;
+    }
+
+    public void setPasswordIsSet(boolean value) {
+      if (!value) {
+        this.password = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case USERNAME:
+        if (value == null) {
+          unsetUsername();
+        } else {
+          setUsername((String)value);
+        }
+        break;
+
+      case PASSWORD:
+        if (value == null) {
+          unsetPassword();
+        } else {
+          setPassword((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case USERNAME:
+        return getUsername();
+
+      case PASSWORD:
+        return getPassword();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case USERNAME:
+        return isSetUsername();
+      case PASSWORD:
+        return isSetPassword();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof authenticate_args)
+        return this.equals((authenticate_args)that);
+      return false;
+    }
+
+    public boolean equals(authenticate_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_username = true && this.isSetUsername();
+      boolean that_present_username = true && that.isSetUsername();
+      if (this_present_username || that_present_username) {
+        if (!(this_present_username && that_present_username))
+          return false;
+        if (!this.username.equals(that.username))
+          return false;
+      }
+
+      boolean this_present_password = true && this.isSetPassword();
+      boolean that_present_password = true && that.isSetPassword();
+      if (this_present_password || that_present_password) {
+        if (!(this_present_password && that_present_password))
+          return false;
+        if (!this.password.equals(that.password))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(authenticate_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetUsername()).compareTo(other.isSetUsername());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetUsername()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.username, other.username);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetPassword()).compareTo(other.isSetPassword());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetPassword()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.password, other.password);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("authenticate_args(");
+      boolean first = true;
+
+      sb.append("username:");
+      if (this.username == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.username);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("password:");
+      if (this.password == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.password);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class authenticate_argsStandardSchemeFactory implements SchemeFactory {
+      public authenticate_argsStandardScheme getScheme() {
+        return new authenticate_argsStandardScheme();
+      }
+    }
+
+    private static class authenticate_argsStandardScheme extends StandardScheme<authenticate_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, authenticate_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // USERNAME
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.username = iprot.readString();
+                struct.setUsernameIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // PASSWORD
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.password = iprot.readString();
+                struct.setPasswordIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, authenticate_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.username != null) {
+          oprot.writeFieldBegin(USERNAME_FIELD_DESC);
+          oprot.writeString(struct.username);
+          oprot.writeFieldEnd();
+        }
+        if (struct.password != null) {
+          oprot.writeFieldBegin(PASSWORD_FIELD_DESC);
+          oprot.writeString(struct.password);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class authenticate_argsTupleSchemeFactory implements SchemeFactory {
+      public authenticate_argsTupleScheme getScheme() {
+        return new authenticate_argsTupleScheme();
+      }
+    }
+
+    private static class authenticate_argsTupleScheme extends TupleScheme<authenticate_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, authenticate_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetUsername()) {
+          optionals.set(0);
+        }
+        if (struct.isSetPassword()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetUsername()) {
+          oprot.writeString(struct.username);
+        }
+        if (struct.isSetPassword()) {
+          oprot.writeString(struct.password);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, authenticate_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.username = iprot.readString();
+          struct.setUsernameIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.password = iprot.readString();
+          struct.setPasswordIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class authenticate_result implements org.apache.thrift.TBase<authenticate_result, authenticate_result._Fields>, java.io.Serializable, Cloneable, Comparable<authenticate_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("authenticate_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new authenticate_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new authenticate_resultTupleSchemeFactory());
+    }
+
+    public SessionData success; // required
+    public AuthenticationException failure; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, SessionData.class)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(authenticate_result.class, metaDataMap);
+    }
+
+    public authenticate_result() {
+    }
+
+    public authenticate_result(
+      SessionData success,
+      AuthenticationException failure)
+    {
+      this();
+      this.success = success;
+      this.failure = failure;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public authenticate_result(authenticate_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new SessionData(other.success);
+      }
+      if (other.isSetFailure()) {
+        this.failure = new AuthenticationException(other.failure);
+      }
+    }
+
+    public authenticate_result deepCopy() {
+      return new authenticate_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.failure = null;
+    }
+
+    public SessionData getSuccess() {
+      return this.success;
+    }
+
+    public authenticate_result setSuccess(SessionData success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public AuthenticationException getFailure() {
+      return this.failure;
+    }
+
+    public authenticate_result setFailure(AuthenticationException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((SessionData)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((AuthenticationException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case FAILURE:
+        return getFailure();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof authenticate_result)
+        return this.equals((authenticate_result)that);
+      return false;
+    }
+
+    public boolean equals(authenticate_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(authenticate_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("authenticate_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (success != null) {
+        success.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class authenticate_resultStandardSchemeFactory implements SchemeFactory {
+      public authenticate_resultStandardScheme getScheme() {
+        return new authenticate_resultStandardScheme();
+      }
+    }
+
+    private static class authenticate_resultStandardScheme extends StandardScheme<authenticate_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, authenticate_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.success = new SessionData();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new AuthenticationException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, authenticate_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          struct.success.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class authenticate_resultTupleSchemeFactory implements SchemeFactory {
+      public authenticate_resultTupleScheme getScheme() {
+        return new authenticate_resultTupleScheme();
+      }
+    }
+
+    private static class authenticate_resultTupleScheme extends TupleScheme<authenticate_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, authenticate_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, authenticate_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = new SessionData();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new AuthenticationException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class getUserFromToken_args implements org.apache.thrift.TBase<getUserFromToken_args, getUserFromToken_args._Fields>, java.io.Serializable, Cloneable, Comparable<getUserFromToken_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getUserFromToken_args");
+
+    private static final org.apache.thrift.protocol.TField TOKEN_FIELD_DESC = new org.apache.thrift.protocol.TField("token", org.apache.thrift.protocol.TType.STRING, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new getUserFromToken_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new getUserFromToken_argsTupleSchemeFactory());
+    }
+
+    public String token; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      TOKEN((short)1, "token");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // TOKEN
+            return TOKEN;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.TOKEN, new org.apache.thrift.meta_data.FieldMetaData("token", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , "Token")));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getUserFromToken_args.class, metaDataMap);
+    }
+
+    public getUserFromToken_args() {
+    }
+
+    public getUserFromToken_args(
+      String token)
+    {
+      this();
+      this.token = token;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public getUserFromToken_args(getUserFromToken_args other) {
+      if (other.isSetToken()) {
+        this.token = other.token;
+      }
+    }
+
+    public getUserFromToken_args deepCopy() {
+      return new getUserFromToken_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.token = null;
+    }
+
+    public String getToken() {
+      return this.token;
+    }
+
+    public getUserFromToken_args setToken(String token) {
+      this.token = token;
+      return this;
+    }
+
+    public void unsetToken() {
+      this.token = null;
+    }
+
+    /** Returns true if field token is set (has been assigned a value) and false otherwise */
+    public boolean isSetToken() {
+      return this.token != null;
+    }
+
+    public void setTokenIsSet(boolean value) {
+      if (!value) {
+        this.token = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case TOKEN:
+        if (value == null) {
+          unsetToken();
+        } else {
+          setToken((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case TOKEN:
+        return getToken();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case TOKEN:
+        return isSetToken();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof getUserFromToken_args)
+        return this.equals((getUserFromToken_args)that);
+      return false;
+    }
+
+    public boolean equals(getUserFromToken_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_token = true && this.isSetToken();
+      boolean that_present_token = true && that.isSetToken();
+      if (this_present_token || that_present_token) {
+        if (!(this_present_token && that_present_token))
+          return false;
+        if (!this.token.equals(that.token))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(getUserFromToken_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetToken()).compareTo(other.isSetToken());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetToken()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.token, other.token);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("getUserFromToken_args(");
+      boolean first = true;
+
+      sb.append("token:");
+      if (this.token == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.token);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class getUserFromToken_argsStandardSchemeFactory implements SchemeFactory {
+      public getUserFromToken_argsStandardScheme getScheme() {
+        return new getUserFromToken_argsStandardScheme();
+      }
+    }
+
+    private static class getUserFromToken_argsStandardScheme extends StandardScheme<getUserFromToken_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, getUserFromToken_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // TOKEN
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.token = iprot.readString();
+                struct.setTokenIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, getUserFromToken_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.token != null) {
+          oprot.writeFieldBegin(TOKEN_FIELD_DESC);
+          oprot.writeString(struct.token);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class getUserFromToken_argsTupleSchemeFactory implements SchemeFactory {
+      public getUserFromToken_argsTupleScheme getScheme() {
+        return new getUserFromToken_argsTupleScheme();
+      }
+    }
+
+    private static class getUserFromToken_argsTupleScheme extends TupleScheme<getUserFromToken_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, getUserFromToken_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetToken()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetToken()) {
+          oprot.writeString(struct.token);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, getUserFromToken_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.token = iprot.readString();
+          struct.setTokenIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class getUserFromToken_result implements org.apache.thrift.TBase<getUserFromToken_result, getUserFromToken_result._Fields>, java.io.Serializable, Cloneable, Comparable<getUserFromToken_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getUserFromToken_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new getUserFromToken_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new getUserFromToken_resultTupleSchemeFactory());
+    }
+
+    public UserInfo success; // required
+    public InvalidTokenException failure; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, UserInfo.class)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getUserFromToken_result.class, metaDataMap);
+    }
+
+    public getUserFromToken_result() {
+    }
+
+    public getUserFromToken_result(
+      UserInfo success,
+      InvalidTokenException failure)
+    {
+      this();
+      this.success = success;
+      this.failure = failure;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public getUserFromToken_result(getUserFromToken_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new UserInfo(other.success);
+      }
+      if (other.isSetFailure()) {
+        this.failure = new InvalidTokenException(other.failure);
+      }
+    }
+
+    public getUserFromToken_result deepCopy() {
+      return new getUserFromToken_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.failure = null;
+    }
+
+    public UserInfo getSuccess() {
+      return this.success;
+    }
+
+    public getUserFromToken_result setSuccess(UserInfo success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public InvalidTokenException getFailure() {
+      return this.failure;
+    }
+
+    public getUserFromToken_result setFailure(InvalidTokenException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((UserInfo)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((InvalidTokenException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case FAILURE:
+        return getFailure();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof getUserFromToken_result)
+        return this.equals((getUserFromToken_result)that);
+      return false;
+    }
+
+    public boolean equals(getUserFromToken_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(getUserFromToken_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("getUserFromToken_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (success != null) {
+        success.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class getUserFromToken_resultStandardSchemeFactory implements SchemeFactory {
+      public getUserFromToken_resultStandardScheme getScheme() {
+        return new getUserFromToken_resultStandardScheme();
+      }
+    }
+
+    private static class getUserFromToken_resultStandardScheme extends StandardScheme<getUserFromToken_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, getUserFromToken_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.success = new UserInfo();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new InvalidTokenException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, getUserFromToken_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          struct.success.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class getUserFromToken_resultTupleSchemeFactory implements SchemeFactory {
+      public getUserFromToken_resultTupleScheme getScheme() {
+        return new getUserFromToken_resultTupleScheme();
+      }
+    }
+
+    private static class getUserFromToken_resultTupleScheme extends TupleScheme<getUserFromToken_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, getUserFromToken_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, getUserFromToken_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = new UserInfo();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new InvalidTokenException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class startServerAuthentication_args implements org.apache.thrift.TBase<startServerAuthentication_args, startServerAuthentication_args._Fields>, java.io.Serializable, Cloneable, Comparable<startServerAuthentication_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("startServerAuthentication_args");
+
+    private static final org.apache.thrift.protocol.TField ORGANIZATION_FIELD_DESC = new org.apache.thrift.protocol.TField("organization", org.apache.thrift.protocol.TType.STRING, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new startServerAuthentication_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new startServerAuthentication_argsTupleSchemeFactory());
+    }
+
+    public String organization; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      ORGANIZATION((short)1, "organization");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // ORGANIZATION
+            return ORGANIZATION;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.ORGANIZATION, new org.apache.thrift.meta_data.FieldMetaData("organization", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(startServerAuthentication_args.class, metaDataMap);
+    }
+
+    public startServerAuthentication_args() {
+    }
+
+    public startServerAuthentication_args(
+      String organization)
+    {
+      this();
+      this.organization = organization;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public startServerAuthentication_args(startServerAuthentication_args other) {
+      if (other.isSetOrganization()) {
+        this.organization = other.organization;
+      }
+    }
+
+    public startServerAuthentication_args deepCopy() {
+      return new startServerAuthentication_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.organization = null;
+    }
+
+    public String getOrganization() {
+      return this.organization;
+    }
+
+    public startServerAuthentication_args setOrganization(String organization) {
+      this.organization = organization;
+      return this;
+    }
+
+    public void unsetOrganization() {
+      this.organization = null;
+    }
+
+    /** Returns true if field organization is set (has been assigned a value) and false otherwise */
+    public boolean isSetOrganization() {
+      return this.organization != null;
+    }
+
+    public void setOrganizationIsSet(boolean value) {
+      if (!value) {
+        this.organization = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case ORGANIZATION:
+        if (value == null) {
+          unsetOrganization();
+        } else {
+          setOrganization((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case ORGANIZATION:
+        return getOrganization();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case ORGANIZATION:
+        return isSetOrganization();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof startServerAuthentication_args)
+        return this.equals((startServerAuthentication_args)that);
+      return false;
+    }
+
+    public boolean equals(startServerAuthentication_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_organization = true && this.isSetOrganization();
+      boolean that_present_organization = true && that.isSetOrganization();
+      if (this_present_organization || that_present_organization) {
+        if (!(this_present_organization && that_present_organization))
+          return false;
+        if (!this.organization.equals(that.organization))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(startServerAuthentication_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetOrganization()).compareTo(other.isSetOrganization());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetOrganization()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.organization, other.organization);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("startServerAuthentication_args(");
+      boolean first = true;
+
+      sb.append("organization:");
+      if (this.organization == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.organization);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class startServerAuthentication_argsStandardSchemeFactory implements SchemeFactory {
+      public startServerAuthentication_argsStandardScheme getScheme() {
+        return new startServerAuthentication_argsStandardScheme();
+      }
+    }
+
+    private static class startServerAuthentication_argsStandardScheme extends StandardScheme<startServerAuthentication_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, startServerAuthentication_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // ORGANIZATION
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.organization = iprot.readString();
+                struct.setOrganizationIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, startServerAuthentication_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.organization != null) {
+          oprot.writeFieldBegin(ORGANIZATION_FIELD_DESC);
+          oprot.writeString(struct.organization);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class startServerAuthentication_argsTupleSchemeFactory implements SchemeFactory {
+      public startServerAuthentication_argsTupleScheme getScheme() {
+        return new startServerAuthentication_argsTupleScheme();
+      }
+    }
+
+    private static class startServerAuthentication_argsTupleScheme extends TupleScheme<startServerAuthentication_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, startServerAuthentication_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetOrganization()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetOrganization()) {
+          oprot.writeString(struct.organization);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, startServerAuthentication_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.organization = iprot.readString();
+          struct.setOrganizationIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class startServerAuthentication_result implements org.apache.thrift.TBase<startServerAuthentication_result, startServerAuthentication_result._Fields>, java.io.Serializable, Cloneable, Comparable<startServerAuthentication_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("startServerAuthentication_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRING, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new startServerAuthentication_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new startServerAuthentication_resultTupleSchemeFactory());
+    }
+
+    public String success; // required
+    public ServerAuthenticationException failure; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(startServerAuthentication_result.class, metaDataMap);
+    }
+
+    public startServerAuthentication_result() {
+    }
+
+    public startServerAuthentication_result(
+      String success,
+      ServerAuthenticationException failure)
+    {
+      this();
+      this.success = success;
+      this.failure = failure;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public startServerAuthentication_result(startServerAuthentication_result other) {
+      if (other.isSetSuccess()) {
+        this.success = other.success;
+      }
+      if (other.isSetFailure()) {
+        this.failure = new ServerAuthenticationException(other.failure);
+      }
+    }
+
+    public startServerAuthentication_result deepCopy() {
+      return new startServerAuthentication_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.failure = null;
+    }
+
+    public String getSuccess() {
+      return this.success;
+    }
+
+    public startServerAuthentication_result setSuccess(String success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public ServerAuthenticationException getFailure() {
+      return this.failure;
+    }
+
+    public startServerAuthentication_result setFailure(ServerAuthenticationException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((String)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((ServerAuthenticationException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case FAILURE:
+        return getFailure();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof startServerAuthentication_result)
+        return this.equals((startServerAuthentication_result)that);
+      return false;
+    }
+
+    public boolean equals(startServerAuthentication_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(startServerAuthentication_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("startServerAuthentication_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class startServerAuthentication_resultStandardSchemeFactory implements SchemeFactory {
+      public startServerAuthentication_resultStandardScheme getScheme() {
+        return new startServerAuthentication_resultStandardScheme();
+      }
+    }
+
+    private static class startServerAuthentication_resultStandardScheme extends StandardScheme<startServerAuthentication_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, startServerAuthentication_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.success = iprot.readString();
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new ServerAuthenticationException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, startServerAuthentication_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeString(struct.success);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class startServerAuthentication_resultTupleSchemeFactory implements SchemeFactory {
+      public startServerAuthentication_resultTupleScheme getScheme() {
+        return new startServerAuthentication_resultTupleScheme();
+      }
+    }
+
+    private static class startServerAuthentication_resultTupleScheme extends TupleScheme<startServerAuthentication_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, startServerAuthentication_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          oprot.writeString(struct.success);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, startServerAuthentication_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = iprot.readString();
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new ServerAuthenticationException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class serverAuthenticate_args implements org.apache.thrift.TBase<serverAuthenticate_args, serverAuthenticate_args._Fields>, java.io.Serializable, Cloneable, Comparable<serverAuthenticate_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("serverAuthenticate_args");
+
+    private static final org.apache.thrift.protocol.TField ORGANIZATION_FIELD_DESC = new org.apache.thrift.protocol.TField("organization", org.apache.thrift.protocol.TType.STRING, (short)1);
+    private static final org.apache.thrift.protocol.TField CHALLENGE_RESPONSE_FIELD_DESC = new org.apache.thrift.protocol.TField("challengeResponse", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new serverAuthenticate_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new serverAuthenticate_argsTupleSchemeFactory());
+    }
+
+    public String organization; // required
+    public ByteBuffer challengeResponse; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      ORGANIZATION((short)1, "organization"),
+      CHALLENGE_RESPONSE((short)2, "challengeResponse");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // ORGANIZATION
+            return ORGANIZATION;
+          case 2: // CHALLENGE_RESPONSE
+            return CHALLENGE_RESPONSE;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.ORGANIZATION, new org.apache.thrift.meta_data.FieldMetaData("organization", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.CHALLENGE_RESPONSE, new org.apache.thrift.meta_data.FieldMetaData("challengeResponse", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , true)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(serverAuthenticate_args.class, metaDataMap);
+    }
+
+    public serverAuthenticate_args() {
+    }
+
+    public serverAuthenticate_args(
+      String organization,
+      ByteBuffer challengeResponse)
+    {
+      this();
+      this.organization = organization;
+      this.challengeResponse = challengeResponse;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public serverAuthenticate_args(serverAuthenticate_args other) {
+      if (other.isSetOrganization()) {
+        this.organization = other.organization;
+      }
+      if (other.isSetChallengeResponse()) {
+        this.challengeResponse = org.apache.thrift.TBaseHelper.copyBinary(other.challengeResponse);
+;
+      }
+    }
+
+    public serverAuthenticate_args deepCopy() {
+      return new serverAuthenticate_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.organization = null;
+      this.challengeResponse = null;
+    }
+
+    public String getOrganization() {
+      return this.organization;
+    }
+
+    public serverAuthenticate_args setOrganization(String organization) {
+      this.organization = organization;
+      return this;
+    }
+
+    public void unsetOrganization() {
+      this.organization = null;
+    }
+
+    /** Returns true if field organization is set (has been assigned a value) and false otherwise */
+    public boolean isSetOrganization() {
+      return this.organization != null;
+    }
+
+    public void setOrganizationIsSet(boolean value) {
+      if (!value) {
+        this.organization = null;
+      }
+    }
+
+    public byte[] getChallengeResponse() {
+      setChallengeResponse(org.apache.thrift.TBaseHelper.rightSize(challengeResponse));
+      return challengeResponse == null ? null : challengeResponse.array();
+    }
+
+    public ByteBuffer bufferForChallengeResponse() {
+      return challengeResponse;
+    }
+
+    public serverAuthenticate_args setChallengeResponse(byte[] challengeResponse) {
+      setChallengeResponse(challengeResponse == null ? (ByteBuffer)null : ByteBuffer.wrap(challengeResponse));
+      return this;
+    }
+
+    public serverAuthenticate_args setChallengeResponse(ByteBuffer challengeResponse) {
+      this.challengeResponse = challengeResponse;
+      return this;
+    }
+
+    public void unsetChallengeResponse() {
+      this.challengeResponse = null;
+    }
+
+    /** Returns true if field challengeResponse is set (has been assigned a value) and false otherwise */
+    public boolean isSetChallengeResponse() {
+      return this.challengeResponse != null;
+    }
+
+    public void setChallengeResponseIsSet(boolean value) {
+      if (!value) {
+        this.challengeResponse = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case ORGANIZATION:
+        if (value == null) {
+          unsetOrganization();
+        } else {
+          setOrganization((String)value);
+        }
+        break;
+
+      case CHALLENGE_RESPONSE:
+        if (value == null) {
+          unsetChallengeResponse();
+        } else {
+          setChallengeResponse((ByteBuffer)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case ORGANIZATION:
+        return getOrganization();
+
+      case CHALLENGE_RESPONSE:
+        return getChallengeResponse();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case ORGANIZATION:
+        return isSetOrganization();
+      case CHALLENGE_RESPONSE:
+        return isSetChallengeResponse();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof serverAuthenticate_args)
+        return this.equals((serverAuthenticate_args)that);
+      return false;
+    }
+
+    public boolean equals(serverAuthenticate_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_organization = true && this.isSetOrganization();
+      boolean that_present_organization = true && that.isSetOrganization();
+      if (this_present_organization || that_present_organization) {
+        if (!(this_present_organization && that_present_organization))
+          return false;
+        if (!this.organization.equals(that.organization))
+          return false;
+      }
+
+      boolean this_present_challengeResponse = true && this.isSetChallengeResponse();
+      boolean that_present_challengeResponse = true && that.isSetChallengeResponse();
+      if (this_present_challengeResponse || that_present_challengeResponse) {
+        if (!(this_present_challengeResponse && that_present_challengeResponse))
+          return false;
+        if (!this.challengeResponse.equals(that.challengeResponse))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(serverAuthenticate_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetOrganization()).compareTo(other.isSetOrganization());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetOrganization()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.organization, other.organization);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetChallengeResponse()).compareTo(other.isSetChallengeResponse());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetChallengeResponse()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.challengeResponse, other.challengeResponse);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("serverAuthenticate_args(");
+      boolean first = true;
+
+      sb.append("organization:");
+      if (this.organization == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.organization);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("challengeResponse:");
+      if (this.challengeResponse == null) {
+        sb.append("null");
+      } else {
+        org.apache.thrift.TBaseHelper.toString(this.challengeResponse, sb);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class serverAuthenticate_argsStandardSchemeFactory implements SchemeFactory {
+      public serverAuthenticate_argsStandardScheme getScheme() {
+        return new serverAuthenticate_argsStandardScheme();
+      }
+    }
+
+    private static class serverAuthenticate_argsStandardScheme extends StandardScheme<serverAuthenticate_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, serverAuthenticate_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // ORGANIZATION
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.organization = iprot.readString();
+                struct.setOrganizationIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // CHALLENGE_RESPONSE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.challengeResponse = iprot.readBinary();
+                struct.setChallengeResponseIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, serverAuthenticate_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.organization != null) {
+          oprot.writeFieldBegin(ORGANIZATION_FIELD_DESC);
+          oprot.writeString(struct.organization);
+          oprot.writeFieldEnd();
+        }
+        if (struct.challengeResponse != null) {
+          oprot.writeFieldBegin(CHALLENGE_RESPONSE_FIELD_DESC);
+          oprot.writeBinary(struct.challengeResponse);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class serverAuthenticate_argsTupleSchemeFactory implements SchemeFactory {
+      public serverAuthenticate_argsTupleScheme getScheme() {
+        return new serverAuthenticate_argsTupleScheme();
+      }
+    }
+
+    private static class serverAuthenticate_argsTupleScheme extends TupleScheme<serverAuthenticate_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, serverAuthenticate_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetOrganization()) {
+          optionals.set(0);
+        }
+        if (struct.isSetChallengeResponse()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetOrganization()) {
+          oprot.writeString(struct.organization);
+        }
+        if (struct.isSetChallengeResponse()) {
+          oprot.writeBinary(struct.challengeResponse);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, serverAuthenticate_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.organization = iprot.readString();
+          struct.setOrganizationIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.challengeResponse = iprot.readBinary();
+          struct.setChallengeResponseIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class serverAuthenticate_result implements org.apache.thrift.TBase<serverAuthenticate_result, serverAuthenticate_result._Fields>, java.io.Serializable, Cloneable, Comparable<serverAuthenticate_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("serverAuthenticate_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new serverAuthenticate_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new serverAuthenticate_resultTupleSchemeFactory());
+    }
+
+    public ServerSessionData success; // required
+    public ServerAuthenticationException failure; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ServerSessionData.class)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(serverAuthenticate_result.class, metaDataMap);
+    }
+
+    public serverAuthenticate_result() {
+    }
+
+    public serverAuthenticate_result(
+      ServerSessionData success,
+      ServerAuthenticationException failure)
+    {
+      this();
+      this.success = success;
+      this.failure = failure;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public serverAuthenticate_result(serverAuthenticate_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new ServerSessionData(other.success);
+      }
+      if (other.isSetFailure()) {
+        this.failure = new ServerAuthenticationException(other.failure);
+      }
+    }
+
+    public serverAuthenticate_result deepCopy() {
+      return new serverAuthenticate_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.failure = null;
+    }
+
+    public ServerSessionData getSuccess() {
+      return this.success;
+    }
+
+    public serverAuthenticate_result setSuccess(ServerSessionData success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public ServerAuthenticationException getFailure() {
+      return this.failure;
+    }
+
+    public serverAuthenticate_result setFailure(ServerAuthenticationException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((ServerSessionData)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((ServerAuthenticationException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case FAILURE:
+        return getFailure();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof serverAuthenticate_result)
+        return this.equals((serverAuthenticate_result)that);
+      return false;
+    }
+
+    public boolean equals(serverAuthenticate_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(serverAuthenticate_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("serverAuthenticate_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (success != null) {
+        success.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class serverAuthenticate_resultStandardSchemeFactory implements SchemeFactory {
+      public serverAuthenticate_resultStandardScheme getScheme() {
+        return new serverAuthenticate_resultStandardScheme();
+      }
+    }
+
+    private static class serverAuthenticate_resultStandardScheme extends StandardScheme<serverAuthenticate_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, serverAuthenticate_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.success = new ServerSessionData();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new ServerAuthenticationException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, serverAuthenticate_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          struct.success.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class serverAuthenticate_resultTupleSchemeFactory implements SchemeFactory {
+      public serverAuthenticate_resultTupleScheme getScheme() {
+        return new serverAuthenticate_resultTupleScheme();
+      }
+    }
+
+    private static class serverAuthenticate_resultTupleScheme extends TupleScheme<serverAuthenticate_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, serverAuthenticate_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, serverAuthenticate_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = new ServerSessionData();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new ServerAuthenticationException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class submitImage_args implements org.apache.thrift.TBase<submitImage_args, submitImage_args._Fields>, java.io.Serializable, Cloneable, Comparable<submitImage_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("submitImage_args");
+
+    private static final org.apache.thrift.protocol.TField SERVER_SESSION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("serverSessionId", org.apache.thrift.protocol.TType.STRING, (short)1);
+    private static final org.apache.thrift.protocol.TField IMAGE_DESCRIPTION_FIELD_DESC = new org.apache.thrift.protocol.TField("imageDescription", org.apache.thrift.protocol.TType.STRUCT, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new submitImage_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new submitImage_argsTupleSchemeFactory());
+    }
+
+    public String serverSessionId; // required
+    public ImageData imageDescription; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SERVER_SESSION_ID((short)1, "serverSessionId"),
+      IMAGE_DESCRIPTION((short)2, "imageDescription");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // SERVER_SESSION_ID
+            return SERVER_SESSION_ID;
+          case 2: // IMAGE_DESCRIPTION
+            return IMAGE_DESCRIPTION;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SERVER_SESSION_ID, new org.apache.thrift.meta_data.FieldMetaData("serverSessionId", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.IMAGE_DESCRIPTION, new org.apache.thrift.meta_data.FieldMetaData("imageDescription", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ImageData.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(submitImage_args.class, metaDataMap);
+    }
+
+    public submitImage_args() {
+    }
+
+    public submitImage_args(
+      String serverSessionId,
+      ImageData imageDescription)
+    {
+      this();
+      this.serverSessionId = serverSessionId;
+      this.imageDescription = imageDescription;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public submitImage_args(submitImage_args other) {
+      if (other.isSetServerSessionId()) {
+        this.serverSessionId = other.serverSessionId;
+      }
+      if (other.isSetImageDescription()) {
+        this.imageDescription = new ImageData(other.imageDescription);
+      }
+    }
+
+    public submitImage_args deepCopy() {
+      return new submitImage_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.serverSessionId = null;
+      this.imageDescription = null;
+    }
+
+    public String getServerSessionId() {
+      return this.serverSessionId;
+    }
+
+    public submitImage_args setServerSessionId(String serverSessionId) {
+      this.serverSessionId = serverSessionId;
+      return this;
+    }
+
+    public void unsetServerSessionId() {
+      this.serverSessionId = null;
+    }
+
+    /** Returns true if field serverSessionId is set (has been assigned a value) and false otherwise */
+    public boolean isSetServerSessionId() {
+      return this.serverSessionId != null;
+    }
+
+    public void setServerSessionIdIsSet(boolean value) {
+      if (!value) {
+        this.serverSessionId = null;
+      }
+    }
+
+    public ImageData getImageDescription() {
+      return this.imageDescription;
+    }
+
+    public submitImage_args setImageDescription(ImageData imageDescription) {
+      this.imageDescription = imageDescription;
+      return this;
+    }
+
+    public void unsetImageDescription() {
+      this.imageDescription = null;
+    }
+
+    /** Returns true if field imageDescription is set (has been assigned a value) and false otherwise */
+    public boolean isSetImageDescription() {
+      return this.imageDescription != null;
+    }
+
+    public void setImageDescriptionIsSet(boolean value) {
+      if (!value) {
+        this.imageDescription = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SERVER_SESSION_ID:
+        if (value == null) {
+          unsetServerSessionId();
+        } else {
+          setServerSessionId((String)value);
+        }
+        break;
+
+      case IMAGE_DESCRIPTION:
+        if (value == null) {
+          unsetImageDescription();
+        } else {
+          setImageDescription((ImageData)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SERVER_SESSION_ID:
+        return getServerSessionId();
+
+      case IMAGE_DESCRIPTION:
+        return getImageDescription();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SERVER_SESSION_ID:
+        return isSetServerSessionId();
+      case IMAGE_DESCRIPTION:
+        return isSetImageDescription();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof submitImage_args)
+        return this.equals((submitImage_args)that);
+      return false;
+    }
+
+    public boolean equals(submitImage_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_serverSessionId = true && this.isSetServerSessionId();
+      boolean that_present_serverSessionId = true && that.isSetServerSessionId();
+      if (this_present_serverSessionId || that_present_serverSessionId) {
+        if (!(this_present_serverSessionId && that_present_serverSessionId))
+          return false;
+        if (!this.serverSessionId.equals(that.serverSessionId))
+          return false;
+      }
+
+      boolean this_present_imageDescription = true && this.isSetImageDescription();
+      boolean that_present_imageDescription = true && that.isSetImageDescription();
+      if (this_present_imageDescription || that_present_imageDescription) {
+        if (!(this_present_imageDescription && that_present_imageDescription))
+          return false;
+        if (!this.imageDescription.equals(that.imageDescription))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(submitImage_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetServerSessionId()).compareTo(other.isSetServerSessionId());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetServerSessionId()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.serverSessionId, other.serverSessionId);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetImageDescription()).compareTo(other.isSetImageDescription());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetImageDescription()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageDescription, other.imageDescription);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("submitImage_args(");
+      boolean first = true;
+
+      sb.append("serverSessionId:");
+      if (this.serverSessionId == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.serverSessionId);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("imageDescription:");
+      if (this.imageDescription == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.imageDescription);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (imageDescription != null) {
+        imageDescription.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class submitImage_argsStandardSchemeFactory implements SchemeFactory {
+      public submitImage_argsStandardScheme getScheme() {
+        return new submitImage_argsStandardScheme();
+      }
+    }
+
+    private static class submitImage_argsStandardScheme extends StandardScheme<submitImage_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, submitImage_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // SERVER_SESSION_ID
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.serverSessionId = iprot.readString();
+                struct.setServerSessionIdIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // IMAGE_DESCRIPTION
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.imageDescription = new ImageData();
+                struct.imageDescription.read(iprot);
+                struct.setImageDescriptionIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, submitImage_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.serverSessionId != null) {
+          oprot.writeFieldBegin(SERVER_SESSION_ID_FIELD_DESC);
+          oprot.writeString(struct.serverSessionId);
+          oprot.writeFieldEnd();
+        }
+        if (struct.imageDescription != null) {
+          oprot.writeFieldBegin(IMAGE_DESCRIPTION_FIELD_DESC);
+          struct.imageDescription.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class submitImage_argsTupleSchemeFactory implements SchemeFactory {
+      public submitImage_argsTupleScheme getScheme() {
+        return new submitImage_argsTupleScheme();
+      }
+    }
+
+    private static class submitImage_argsTupleScheme extends TupleScheme<submitImage_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, submitImage_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetServerSessionId()) {
+          optionals.set(0);
+        }
+        if (struct.isSetImageDescription()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetServerSessionId()) {
+          oprot.writeString(struct.serverSessionId);
+        }
+        if (struct.isSetImageDescription()) {
+          struct.imageDescription.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, submitImage_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.serverSessionId = iprot.readString();
+          struct.setServerSessionIdIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.imageDescription = new ImageData();
+          struct.imageDescription.read(iprot);
+          struct.setImageDescriptionIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class submitImage_result implements org.apache.thrift.TBase<submitImage_result, submitImage_result._Fields>, java.io.Serializable, Cloneable, Comparable<submitImage_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("submitImage_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+    private static final org.apache.thrift.protocol.TField FAILURE2_FIELD_DESC = new org.apache.thrift.protocol.TField("failure2", org.apache.thrift.protocol.TType.STRUCT, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new submitImage_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new submitImage_resultTupleSchemeFactory());
+    }
+
+    public FtpCredentials success; // required
+    public AuthorizationException failure; // required
+    public ImageDataException failure2; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure"),
+      FAILURE2((short)2, "failure2");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          case 2: // FAILURE2
+            return FAILURE2;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, FtpCredentials.class)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      tmpMap.put(_Fields.FAILURE2, new org.apache.thrift.meta_data.FieldMetaData("failure2", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(submitImage_result.class, metaDataMap);
+    }
+
+    public submitImage_result() {
+    }
+
+    public submitImage_result(
+      FtpCredentials success,
+      AuthorizationException failure,
+      ImageDataException failure2)
+    {
+      this();
+      this.success = success;
+      this.failure = failure;
+      this.failure2 = failure2;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public submitImage_result(submitImage_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new FtpCredentials(other.success);
+      }
+      if (other.isSetFailure()) {
+        this.failure = new AuthorizationException(other.failure);
+      }
+      if (other.isSetFailure2()) {
+        this.failure2 = new ImageDataException(other.failure2);
+      }
+    }
+
+    public submitImage_result deepCopy() {
+      return new submitImage_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.failure = null;
+      this.failure2 = null;
+    }
+
+    public FtpCredentials getSuccess() {
+      return this.success;
+    }
+
+    public submitImage_result setSuccess(FtpCredentials success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public AuthorizationException getFailure() {
+      return this.failure;
+    }
+
+    public submitImage_result setFailure(AuthorizationException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public ImageDataException getFailure2() {
+      return this.failure2;
+    }
+
+    public submitImage_result setFailure2(ImageDataException failure2) {
+      this.failure2 = failure2;
+      return this;
+    }
+
+    public void unsetFailure2() {
+      this.failure2 = null;
+    }
+
+    /** Returns true if field failure2 is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure2() {
+      return this.failure2 != null;
+    }
+
+    public void setFailure2IsSet(boolean value) {
+      if (!value) {
+        this.failure2 = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((FtpCredentials)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((AuthorizationException)value);
+        }
+        break;
+
+      case FAILURE2:
+        if (value == null) {
+          unsetFailure2();
+        } else {
+          setFailure2((ImageDataException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case FAILURE:
+        return getFailure();
+
+      case FAILURE2:
+        return getFailure2();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      case FAILURE2:
+        return isSetFailure2();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof submitImage_result)
+        return this.equals((submitImage_result)that);
+      return false;
+    }
+
+    public boolean equals(submitImage_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      boolean this_present_failure2 = true && this.isSetFailure2();
+      boolean that_present_failure2 = true && that.isSetFailure2();
+      if (this_present_failure2 || that_present_failure2) {
+        if (!(this_present_failure2 && that_present_failure2))
+          return false;
+        if (!this.failure2.equals(that.failure2))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(submitImage_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure2()).compareTo(other.isSetFailure2());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure2()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure2, other.failure2);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("submitImage_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure2:");
+      if (this.failure2 == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure2);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (success != null) {
+        success.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class submitImage_resultStandardSchemeFactory implements SchemeFactory {
+      public submitImage_resultStandardScheme getScheme() {
+        return new submitImage_resultStandardScheme();
+      }
+    }
+
+    private static class submitImage_resultStandardScheme extends StandardScheme<submitImage_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, submitImage_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.success = new FtpCredentials();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new AuthorizationException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // FAILURE2
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure2 = new ImageDataException();
+                struct.failure2.read(iprot);
+                struct.setFailure2IsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, submitImage_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          struct.success.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure2 != null) {
+          oprot.writeFieldBegin(FAILURE2_FIELD_DESC);
+          struct.failure2.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class submitImage_resultTupleSchemeFactory implements SchemeFactory {
+      public submitImage_resultTupleScheme getScheme() {
+        return new submitImage_resultTupleScheme();
+      }
+    }
+
+    private static class submitImage_resultTupleScheme extends TupleScheme<submitImage_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, submitImage_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        if (struct.isSetFailure2()) {
+          optionals.set(2);
+        }
+        oprot.writeBitSet(optionals, 3);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+        if (struct.isSetFailure2()) {
+          struct.failure2.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, submitImage_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(3);
+        if (incoming.get(0)) {
+          struct.success = new FtpCredentials();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new AuthorizationException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+        if (incoming.get(2)) {
+          struct.failure2 = new ImageDataException();
+          struct.failure2.read(iprot);
+          struct.setFailure2IsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class finishedUpload_args implements org.apache.thrift.TBase<finishedUpload_args, finishedUpload_args._Fields>, java.io.Serializable, Cloneable, Comparable<finishedUpload_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("finishedUpload_args");
+
+    private static final org.apache.thrift.protocol.TField FTP_USER_FIELD_DESC = new org.apache.thrift.protocol.TField("ftpUser", org.apache.thrift.protocol.TType.STRING, (short)1);
+    private static final org.apache.thrift.protocol.TField IMAGE_DESCRIPTION_FIELD_DESC = new org.apache.thrift.protocol.TField("imageDescription", org.apache.thrift.protocol.TType.STRUCT, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new finishedUpload_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new finishedUpload_argsTupleSchemeFactory());
+    }
+
+    public String ftpUser; // required
+    public ImageData imageDescription; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      FTP_USER((short)1, "ftpUser"),
+      IMAGE_DESCRIPTION((short)2, "imageDescription");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // FTP_USER
+            return FTP_USER;
+          case 2: // IMAGE_DESCRIPTION
+            return IMAGE_DESCRIPTION;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.FTP_USER, new org.apache.thrift.meta_data.FieldMetaData("ftpUser", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      tmpMap.put(_Fields.IMAGE_DESCRIPTION, new org.apache.thrift.meta_data.FieldMetaData("imageDescription", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, ImageData.class)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(finishedUpload_args.class, metaDataMap);
+    }
+
+    public finishedUpload_args() {
+    }
+
+    public finishedUpload_args(
+      String ftpUser,
+      ImageData imageDescription)
+    {
+      this();
+      this.ftpUser = ftpUser;
+      this.imageDescription = imageDescription;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public finishedUpload_args(finishedUpload_args other) {
+      if (other.isSetFtpUser()) {
+        this.ftpUser = other.ftpUser;
+      }
+      if (other.isSetImageDescription()) {
+        this.imageDescription = new ImageData(other.imageDescription);
+      }
+    }
+
+    public finishedUpload_args deepCopy() {
+      return new finishedUpload_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.ftpUser = null;
+      this.imageDescription = null;
+    }
+
+    public String getFtpUser() {
+      return this.ftpUser;
+    }
+
+    public finishedUpload_args setFtpUser(String ftpUser) {
+      this.ftpUser = ftpUser;
+      return this;
+    }
+
+    public void unsetFtpUser() {
+      this.ftpUser = null;
+    }
+
+    /** Returns true if field ftpUser is set (has been assigned a value) and false otherwise */
+    public boolean isSetFtpUser() {
+      return this.ftpUser != null;
+    }
+
+    public void setFtpUserIsSet(boolean value) {
+      if (!value) {
+        this.ftpUser = null;
+      }
+    }
+
+    public ImageData getImageDescription() {
+      return this.imageDescription;
+    }
+
+    public finishedUpload_args setImageDescription(ImageData imageDescription) {
+      this.imageDescription = imageDescription;
+      return this;
+    }
+
+    public void unsetImageDescription() {
+      this.imageDescription = null;
+    }
+
+    /** Returns true if field imageDescription is set (has been assigned a value) and false otherwise */
+    public boolean isSetImageDescription() {
+      return this.imageDescription != null;
+    }
+
+    public void setImageDescriptionIsSet(boolean value) {
+      if (!value) {
+        this.imageDescription = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case FTP_USER:
+        if (value == null) {
+          unsetFtpUser();
+        } else {
+          setFtpUser((String)value);
+        }
+        break;
+
+      case IMAGE_DESCRIPTION:
+        if (value == null) {
+          unsetImageDescription();
+        } else {
+          setImageDescription((ImageData)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case FTP_USER:
+        return getFtpUser();
+
+      case IMAGE_DESCRIPTION:
+        return getImageDescription();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case FTP_USER:
+        return isSetFtpUser();
+      case IMAGE_DESCRIPTION:
+        return isSetImageDescription();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof finishedUpload_args)
+        return this.equals((finishedUpload_args)that);
+      return false;
+    }
+
+    public boolean equals(finishedUpload_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_ftpUser = true && this.isSetFtpUser();
+      boolean that_present_ftpUser = true && that.isSetFtpUser();
+      if (this_present_ftpUser || that_present_ftpUser) {
+        if (!(this_present_ftpUser && that_present_ftpUser))
+          return false;
+        if (!this.ftpUser.equals(that.ftpUser))
+          return false;
+      }
+
+      boolean this_present_imageDescription = true && this.isSetImageDescription();
+      boolean that_present_imageDescription = true && that.isSetImageDescription();
+      if (this_present_imageDescription || that_present_imageDescription) {
+        if (!(this_present_imageDescription && that_present_imageDescription))
+          return false;
+        if (!this.imageDescription.equals(that.imageDescription))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(finishedUpload_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetFtpUser()).compareTo(other.isSetFtpUser());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFtpUser()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.ftpUser, other.ftpUser);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetImageDescription()).compareTo(other.isSetImageDescription());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetImageDescription()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.imageDescription, other.imageDescription);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("finishedUpload_args(");
+      boolean first = true;
+
+      sb.append("ftpUser:");
+      if (this.ftpUser == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.ftpUser);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("imageDescription:");
+      if (this.imageDescription == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.imageDescription);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (imageDescription != null) {
+        imageDescription.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class finishedUpload_argsStandardSchemeFactory implements SchemeFactory {
+      public finishedUpload_argsStandardScheme getScheme() {
+        return new finishedUpload_argsStandardScheme();
+      }
+    }
+
+    private static class finishedUpload_argsStandardScheme extends StandardScheme<finishedUpload_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, finishedUpload_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // FTP_USER
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.ftpUser = iprot.readString();
+                struct.setFtpUserIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // IMAGE_DESCRIPTION
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.imageDescription = new ImageData();
+                struct.imageDescription.read(iprot);
+                struct.setImageDescriptionIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, finishedUpload_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.ftpUser != null) {
+          oprot.writeFieldBegin(FTP_USER_FIELD_DESC);
+          oprot.writeString(struct.ftpUser);
+          oprot.writeFieldEnd();
+        }
+        if (struct.imageDescription != null) {
+          oprot.writeFieldBegin(IMAGE_DESCRIPTION_FIELD_DESC);
+          struct.imageDescription.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class finishedUpload_argsTupleSchemeFactory implements SchemeFactory {
+      public finishedUpload_argsTupleScheme getScheme() {
+        return new finishedUpload_argsTupleScheme();
+      }
+    }
+
+    private static class finishedUpload_argsTupleScheme extends TupleScheme<finishedUpload_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, finishedUpload_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetFtpUser()) {
+          optionals.set(0);
+        }
+        if (struct.isSetImageDescription()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetFtpUser()) {
+          oprot.writeString(struct.ftpUser);
+        }
+        if (struct.isSetImageDescription()) {
+          struct.imageDescription.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, finishedUpload_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.ftpUser = iprot.readString();
+          struct.setFtpUserIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.imageDescription = new ImageData();
+          struct.imageDescription.read(iprot);
+          struct.setImageDescriptionIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class finishedUpload_result implements org.apache.thrift.TBase<finishedUpload_result, finishedUpload_result._Fields>, java.io.Serializable, Cloneable, Comparable<finishedUpload_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("finishedUpload_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new finishedUpload_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new finishedUpload_resultTupleSchemeFactory());
+    }
+
+    public boolean success; // required
+    public ImageDataException failure; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    private static final int __SUCCESS_ISSET_ID = 0;
+    private byte __isset_bitfield = 0;
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(finishedUpload_result.class, metaDataMap);
+    }
+
+    public finishedUpload_result() {
+    }
+
+    public finishedUpload_result(
+      boolean success,
+      ImageDataException failure)
+    {
+      this();
+      this.success = success;
+      setSuccessIsSet(true);
+      this.failure = failure;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public finishedUpload_result(finishedUpload_result other) {
+      __isset_bitfield = other.__isset_bitfield;
+      this.success = other.success;
+      if (other.isSetFailure()) {
+        this.failure = new ImageDataException(other.failure);
+      }
+    }
+
+    public finishedUpload_result deepCopy() {
+      return new finishedUpload_result(this);
+    }
+
+    @Override
+    public void clear() {
+      setSuccessIsSet(false);
+      this.success = false;
+      this.failure = null;
+    }
+
+    public boolean isSuccess() {
+      return this.success;
+    }
+
+    public finishedUpload_result setSuccess(boolean success) {
+      this.success = success;
+      setSuccessIsSet(true);
+      return this;
+    }
+
+    public void unsetSuccess() {
+      __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
+    }
+
+    public ImageDataException getFailure() {
+      return this.failure;
+    }
+
+    public finishedUpload_result setFailure(ImageDataException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((Boolean)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((ImageDataException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return Boolean.valueOf(isSuccess());
+
+      case FAILURE:
+        return getFailure();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof finishedUpload_result)
+        return this.equals((finishedUpload_result)that);
+      return false;
+    }
+
+    public boolean equals(finishedUpload_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true;
+      boolean that_present_success = true;
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (this.success != that.success)
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(finishedUpload_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("finishedUpload_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      sb.append(this.success);
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
+        __isset_bitfield = 0;
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class finishedUpload_resultStandardSchemeFactory implements SchemeFactory {
+      public finishedUpload_resultStandardScheme getScheme() {
+        return new finishedUpload_resultStandardScheme();
+      }
+    }
+
+    private static class finishedUpload_resultStandardScheme extends StandardScheme<finishedUpload_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, finishedUpload_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+                struct.success = iprot.readBool();
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new ImageDataException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, finishedUpload_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.isSetSuccess()) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeBool(struct.success);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class finishedUpload_resultTupleSchemeFactory implements SchemeFactory {
+      public finishedUpload_resultTupleScheme getScheme() {
+        return new finishedUpload_resultTupleScheme();
+      }
+    }
+
+    private static class finishedUpload_resultTupleScheme extends TupleScheme<finishedUpload_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, finishedUpload_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetSuccess()) {
+          oprot.writeBool(struct.success);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, finishedUpload_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.success = iprot.readBool();
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new ImageDataException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class getImage_args implements org.apache.thrift.TBase<getImage_args, getImage_args._Fields>, java.io.Serializable, Cloneable, Comparable<getImage_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getImage_args");
+
+    private static final org.apache.thrift.protocol.TField UUID_FIELD_DESC = new org.apache.thrift.protocol.TField("uuid", org.apache.thrift.protocol.TType.STRING, (short)1);
+    private static final org.apache.thrift.protocol.TField SERVER_SESSION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("serverSessionId", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new getImage_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new getImage_argsTupleSchemeFactory());
+    }
+
+    public String uuid; // required
+    public String serverSessionId; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      UUID((short)1, "uuid"),
+      SERVER_SESSION_ID((short)2, "serverSessionId");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // UUID
+            return UUID;
+          case 2: // SERVER_SESSION_ID
+            return SERVER_SESSION_ID;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.UUID, new org.apache.thrift.meta_data.FieldMetaData("uuid", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING          , "UUID")));
+      tmpMap.put(_Fields.SERVER_SESSION_ID, new org.apache.thrift.meta_data.FieldMetaData("serverSessionId", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getImage_args.class, metaDataMap);
+    }
+
+    public getImage_args() {
+    }
+
+    public getImage_args(
+      String uuid,
+      String serverSessionId)
+    {
+      this();
+      this.uuid = uuid;
+      this.serverSessionId = serverSessionId;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public getImage_args(getImage_args other) {
+      if (other.isSetUuid()) {
+        this.uuid = other.uuid;
+      }
+      if (other.isSetServerSessionId()) {
+        this.serverSessionId = other.serverSessionId;
+      }
+    }
+
+    public getImage_args deepCopy() {
+      return new getImage_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.uuid = null;
+      this.serverSessionId = null;
+    }
+
+    public String getUuid() {
+      return this.uuid;
+    }
+
+    public getImage_args setUuid(String uuid) {
+      this.uuid = uuid;
+      return this;
+    }
+
+    public void unsetUuid() {
+      this.uuid = null;
+    }
+
+    /** Returns true if field uuid is set (has been assigned a value) and false otherwise */
+    public boolean isSetUuid() {
+      return this.uuid != null;
+    }
+
+    public void setUuidIsSet(boolean value) {
+      if (!value) {
+        this.uuid = null;
+      }
+    }
+
+    public String getServerSessionId() {
+      return this.serverSessionId;
+    }
+
+    public getImage_args setServerSessionId(String serverSessionId) {
+      this.serverSessionId = serverSessionId;
+      return this;
+    }
+
+    public void unsetServerSessionId() {
+      this.serverSessionId = null;
+    }
+
+    /** Returns true if field serverSessionId is set (has been assigned a value) and false otherwise */
+    public boolean isSetServerSessionId() {
+      return this.serverSessionId != null;
+    }
+
+    public void setServerSessionIdIsSet(boolean value) {
+      if (!value) {
+        this.serverSessionId = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case UUID:
+        if (value == null) {
+          unsetUuid();
+        } else {
+          setUuid((String)value);
+        }
+        break;
+
+      case SERVER_SESSION_ID:
+        if (value == null) {
+          unsetServerSessionId();
+        } else {
+          setServerSessionId((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case UUID:
+        return getUuid();
+
+      case SERVER_SESSION_ID:
+        return getServerSessionId();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case UUID:
+        return isSetUuid();
+      case SERVER_SESSION_ID:
+        return isSetServerSessionId();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof getImage_args)
+        return this.equals((getImage_args)that);
+      return false;
+    }
+
+    public boolean equals(getImage_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_uuid = true && this.isSetUuid();
+      boolean that_present_uuid = true && that.isSetUuid();
+      if (this_present_uuid || that_present_uuid) {
+        if (!(this_present_uuid && that_present_uuid))
+          return false;
+        if (!this.uuid.equals(that.uuid))
+          return false;
+      }
+
+      boolean this_present_serverSessionId = true && this.isSetServerSessionId();
+      boolean that_present_serverSessionId = true && that.isSetServerSessionId();
+      if (this_present_serverSessionId || that_present_serverSessionId) {
+        if (!(this_present_serverSessionId && that_present_serverSessionId))
+          return false;
+        if (!this.serverSessionId.equals(that.serverSessionId))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(getImage_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetUuid()).compareTo(other.isSetUuid());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetUuid()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.uuid, other.uuid);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetServerSessionId()).compareTo(other.isSetServerSessionId());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetServerSessionId()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.serverSessionId, other.serverSessionId);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("getImage_args(");
+      boolean first = true;
+
+      sb.append("uuid:");
+      if (this.uuid == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.uuid);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("serverSessionId:");
+      if (this.serverSessionId == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.serverSessionId);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class getImage_argsStandardSchemeFactory implements SchemeFactory {
+      public getImage_argsStandardScheme getScheme() {
+        return new getImage_argsStandardScheme();
+      }
+    }
+
+    private static class getImage_argsStandardScheme extends StandardScheme<getImage_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, getImage_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // UUID
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.uuid = iprot.readString();
+                struct.setUuidIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // SERVER_SESSION_ID
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.serverSessionId = iprot.readString();
+                struct.setServerSessionIdIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, getImage_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.uuid != null) {
+          oprot.writeFieldBegin(UUID_FIELD_DESC);
+          oprot.writeString(struct.uuid);
+          oprot.writeFieldEnd();
+        }
+        if (struct.serverSessionId != null) {
+          oprot.writeFieldBegin(SERVER_SESSION_ID_FIELD_DESC);
+          oprot.writeString(struct.serverSessionId);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class getImage_argsTupleSchemeFactory implements SchemeFactory {
+      public getImage_argsTupleScheme getScheme() {
+        return new getImage_argsTupleScheme();
+      }
+    }
+
+    private static class getImage_argsTupleScheme extends TupleScheme<getImage_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, getImage_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetUuid()) {
+          optionals.set(0);
+        }
+        if (struct.isSetServerSessionId()) {
+          optionals.set(1);
+        }
+        oprot.writeBitSet(optionals, 2);
+        if (struct.isSetUuid()) {
+          oprot.writeString(struct.uuid);
+        }
+        if (struct.isSetServerSessionId()) {
+          oprot.writeString(struct.serverSessionId);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, getImage_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(2);
+        if (incoming.get(0)) {
+          struct.uuid = iprot.readString();
+          struct.setUuidIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.serverSessionId = iprot.readString();
+          struct.setServerSessionIdIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class getImage_result implements org.apache.thrift.TBase<getImage_result, getImage_result._Fields>, java.io.Serializable, Cloneable, Comparable<getImage_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("getImage_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.STRUCT, (short)0);
+    private static final org.apache.thrift.protocol.TField FAILURE_FIELD_DESC = new org.apache.thrift.protocol.TField("failure", org.apache.thrift.protocol.TType.STRUCT, (short)1);
+    private static final org.apache.thrift.protocol.TField FAILURE2_FIELD_DESC = new org.apache.thrift.protocol.TField("failure2", org.apache.thrift.protocol.TType.STRUCT, (short)2);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new getImage_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new getImage_resultTupleSchemeFactory());
+    }
+
+    public FtpCredentials success; // required
+    public AuthorizationException failure; // required
+    public ImageDataException failure2; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success"),
+      FAILURE((short)1, "failure"),
+      FAILURE2((short)2, "failure2");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          case 1: // FAILURE
+            return FAILURE;
+          case 2: // FAILURE2
+            return FAILURE2;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.StructMetaData(org.apache.thrift.protocol.TType.STRUCT, FtpCredentials.class)));
+      tmpMap.put(_Fields.FAILURE, new org.apache.thrift.meta_data.FieldMetaData("failure", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      tmpMap.put(_Fields.FAILURE2, new org.apache.thrift.meta_data.FieldMetaData("failure2", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRUCT)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(getImage_result.class, metaDataMap);
+    }
+
+    public getImage_result() {
+    }
+
+    public getImage_result(
+      FtpCredentials success,
+      AuthorizationException failure,
+      ImageDataException failure2)
+    {
+      this();
+      this.success = success;
+      this.failure = failure;
+      this.failure2 = failure2;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public getImage_result(getImage_result other) {
+      if (other.isSetSuccess()) {
+        this.success = new FtpCredentials(other.success);
+      }
+      if (other.isSetFailure()) {
+        this.failure = new AuthorizationException(other.failure);
+      }
+      if (other.isSetFailure2()) {
+        this.failure2 = new ImageDataException(other.failure2);
+      }
+    }
+
+    public getImage_result deepCopy() {
+      return new getImage_result(this);
+    }
+
+    @Override
+    public void clear() {
+      this.success = null;
+      this.failure = null;
+      this.failure2 = null;
+    }
+
+    public FtpCredentials getSuccess() {
+      return this.success;
+    }
+
+    public getImage_result setSuccess(FtpCredentials success) {
+      this.success = success;
+      return this;
+    }
+
+    public void unsetSuccess() {
+      this.success = null;
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return this.success != null;
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      if (!value) {
+        this.success = null;
+      }
+    }
+
+    public AuthorizationException getFailure() {
+      return this.failure;
+    }
+
+    public getImage_result setFailure(AuthorizationException failure) {
+      this.failure = failure;
+      return this;
+    }
+
+    public void unsetFailure() {
+      this.failure = null;
+    }
+
+    /** Returns true if field failure is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure() {
+      return this.failure != null;
+    }
+
+    public void setFailureIsSet(boolean value) {
+      if (!value) {
+        this.failure = null;
+      }
+    }
+
+    public ImageDataException getFailure2() {
+      return this.failure2;
+    }
+
+    public getImage_result setFailure2(ImageDataException failure2) {
+      this.failure2 = failure2;
+      return this;
+    }
+
+    public void unsetFailure2() {
+      this.failure2 = null;
+    }
+
+    /** Returns true if field failure2 is set (has been assigned a value) and false otherwise */
+    public boolean isSetFailure2() {
+      return this.failure2 != null;
+    }
+
+    public void setFailure2IsSet(boolean value) {
+      if (!value) {
+        this.failure2 = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((FtpCredentials)value);
+        }
+        break;
+
+      case FAILURE:
+        if (value == null) {
+          unsetFailure();
+        } else {
+          setFailure((AuthorizationException)value);
+        }
+        break;
+
+      case FAILURE2:
+        if (value == null) {
+          unsetFailure2();
+        } else {
+          setFailure2((ImageDataException)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return getSuccess();
+
+      case FAILURE:
+        return getFailure();
+
+      case FAILURE2:
+        return getFailure2();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      case FAILURE:
+        return isSetFailure();
+      case FAILURE2:
+        return isSetFailure2();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof getImage_result)
+        return this.equals((getImage_result)that);
+      return false;
+    }
+
+    public boolean equals(getImage_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true && this.isSetSuccess();
+      boolean that_present_success = true && that.isSetSuccess();
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (!this.success.equals(that.success))
+          return false;
+      }
+
+      boolean this_present_failure = true && this.isSetFailure();
+      boolean that_present_failure = true && that.isSetFailure();
+      if (this_present_failure || that_present_failure) {
+        if (!(this_present_failure && that_present_failure))
+          return false;
+        if (!this.failure.equals(that.failure))
+          return false;
+      }
+
+      boolean this_present_failure2 = true && this.isSetFailure2();
+      boolean that_present_failure2 = true && that.isSetFailure2();
+      if (this_present_failure2 || that_present_failure2) {
+        if (!(this_present_failure2 && that_present_failure2))
+          return false;
+        if (!this.failure2.equals(that.failure2))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(getImage_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure()).compareTo(other.isSetFailure());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure, other.failure);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      lastComparison = Boolean.valueOf(isSetFailure2()).compareTo(other.isSetFailure2());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFailure2()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.failure2, other.failure2);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("getImage_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      if (this.success == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.success);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure:");
+      if (this.failure == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure);
+      }
+      first = false;
+      if (!first) sb.append(", ");
+      sb.append("failure2:");
+      if (this.failure2 == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.failure2);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+      if (success != null) {
+        success.validate();
+      }
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class getImage_resultStandardSchemeFactory implements SchemeFactory {
+      public getImage_resultStandardScheme getScheme() {
+        return new getImage_resultStandardScheme();
+      }
+    }
+
+    private static class getImage_resultStandardScheme extends StandardScheme<getImage_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, getImage_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.success = new FtpCredentials();
+                struct.success.read(iprot);
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 1: // FAILURE
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure = new AuthorizationException();
+                struct.failure.read(iprot);
+                struct.setFailureIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            case 2: // FAILURE2
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRUCT) {
+                struct.failure2 = new ImageDataException();
+                struct.failure2.read(iprot);
+                struct.setFailure2IsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, getImage_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.success != null) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          struct.success.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure != null) {
+          oprot.writeFieldBegin(FAILURE_FIELD_DESC);
+          struct.failure.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        if (struct.failure2 != null) {
+          oprot.writeFieldBegin(FAILURE2_FIELD_DESC);
+          struct.failure2.write(oprot);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class getImage_resultTupleSchemeFactory implements SchemeFactory {
+      public getImage_resultTupleScheme getScheme() {
+        return new getImage_resultTupleScheme();
+      }
+    }
+
+    private static class getImage_resultTupleScheme extends TupleScheme<getImage_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, getImage_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        if (struct.isSetFailure()) {
+          optionals.set(1);
+        }
+        if (struct.isSetFailure2()) {
+          optionals.set(2);
+        }
+        oprot.writeBitSet(optionals, 3);
+        if (struct.isSetSuccess()) {
+          struct.success.write(oprot);
+        }
+        if (struct.isSetFailure()) {
+          struct.failure.write(oprot);
+        }
+        if (struct.isSetFailure2()) {
+          struct.failure2.write(oprot);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, getImage_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(3);
+        if (incoming.get(0)) {
+          struct.success = new FtpCredentials();
+          struct.success.read(iprot);
+          struct.setSuccessIsSet(true);
+        }
+        if (incoming.get(1)) {
+          struct.failure = new AuthorizationException();
+          struct.failure.read(iprot);
+          struct.setFailureIsSet(true);
+        }
+        if (incoming.get(2)) {
+          struct.failure2 = new ImageDataException();
+          struct.failure2.read(iprot);
+          struct.setFailure2IsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class finishedDownload_args implements org.apache.thrift.TBase<finishedDownload_args, finishedDownload_args._Fields>, java.io.Serializable, Cloneable, Comparable<finishedDownload_args>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("finishedDownload_args");
+
+    private static final org.apache.thrift.protocol.TField FTP_USER_FIELD_DESC = new org.apache.thrift.protocol.TField("ftpUser", org.apache.thrift.protocol.TType.STRING, (short)1);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new finishedDownload_argsStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new finishedDownload_argsTupleSchemeFactory());
+    }
+
+    public String ftpUser; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      FTP_USER((short)1, "ftpUser");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 1: // FTP_USER
+            return FTP_USER;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.FTP_USER, new org.apache.thrift.meta_data.FieldMetaData("ftpUser", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(finishedDownload_args.class, metaDataMap);
+    }
+
+    public finishedDownload_args() {
+    }
+
+    public finishedDownload_args(
+      String ftpUser)
+    {
+      this();
+      this.ftpUser = ftpUser;
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public finishedDownload_args(finishedDownload_args other) {
+      if (other.isSetFtpUser()) {
+        this.ftpUser = other.ftpUser;
+      }
+    }
+
+    public finishedDownload_args deepCopy() {
+      return new finishedDownload_args(this);
+    }
+
+    @Override
+    public void clear() {
+      this.ftpUser = null;
+    }
+
+    public String getFtpUser() {
+      return this.ftpUser;
+    }
+
+    public finishedDownload_args setFtpUser(String ftpUser) {
+      this.ftpUser = ftpUser;
+      return this;
+    }
+
+    public void unsetFtpUser() {
+      this.ftpUser = null;
+    }
+
+    /** Returns true if field ftpUser is set (has been assigned a value) and false otherwise */
+    public boolean isSetFtpUser() {
+      return this.ftpUser != null;
+    }
+
+    public void setFtpUserIsSet(boolean value) {
+      if (!value) {
+        this.ftpUser = null;
+      }
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case FTP_USER:
+        if (value == null) {
+          unsetFtpUser();
+        } else {
+          setFtpUser((String)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case FTP_USER:
+        return getFtpUser();
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case FTP_USER:
+        return isSetFtpUser();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof finishedDownload_args)
+        return this.equals((finishedDownload_args)that);
+      return false;
+    }
+
+    public boolean equals(finishedDownload_args that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_ftpUser = true && this.isSetFtpUser();
+      boolean that_present_ftpUser = true && that.isSetFtpUser();
+      if (this_present_ftpUser || that_present_ftpUser) {
+        if (!(this_present_ftpUser && that_present_ftpUser))
+          return false;
+        if (!this.ftpUser.equals(that.ftpUser))
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(finishedDownload_args other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetFtpUser()).compareTo(other.isSetFtpUser());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetFtpUser()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.ftpUser, other.ftpUser);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+    }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("finishedDownload_args(");
+      boolean first = true;
+
+      sb.append("ftpUser:");
+      if (this.ftpUser == null) {
+        sb.append("null");
+      } else {
+        sb.append(this.ftpUser);
+      }
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class finishedDownload_argsStandardSchemeFactory implements SchemeFactory {
+      public finishedDownload_argsStandardScheme getScheme() {
+        return new finishedDownload_argsStandardScheme();
+      }
+    }
+
+    private static class finishedDownload_argsStandardScheme extends StandardScheme<finishedDownload_args> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, finishedDownload_args struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 1: // FTP_USER
+              if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+                struct.ftpUser = iprot.readString();
+                struct.setFtpUserIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, finishedDownload_args struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.ftpUser != null) {
+          oprot.writeFieldBegin(FTP_USER_FIELD_DESC);
+          oprot.writeString(struct.ftpUser);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class finishedDownload_argsTupleSchemeFactory implements SchemeFactory {
+      public finishedDownload_argsTupleScheme getScheme() {
+        return new finishedDownload_argsTupleScheme();
+      }
+    }
+
+    private static class finishedDownload_argsTupleScheme extends TupleScheme<finishedDownload_args> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, finishedDownload_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetFtpUser()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetFtpUser()) {
+          oprot.writeString(struct.ftpUser);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, finishedDownload_args struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.ftpUser = iprot.readString();
+          struct.setFtpUserIsSet(true);
+        }
+      }
+    }
+
+  }
+
+  public static class finishedDownload_result implements org.apache.thrift.TBase<finishedDownload_result, finishedDownload_result._Fields>, java.io.Serializable, Cloneable, Comparable<finishedDownload_result>   {
+    private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("finishedDownload_result");
+
+    private static final org.apache.thrift.protocol.TField SUCCESS_FIELD_DESC = new org.apache.thrift.protocol.TField("success", org.apache.thrift.protocol.TType.BOOL, (short)0);
+
+    private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+    static {
+      schemes.put(StandardScheme.class, new finishedDownload_resultStandardSchemeFactory());
+      schemes.put(TupleScheme.class, new finishedDownload_resultTupleSchemeFactory());
+    }
+
+    public boolean success; // required
+
+    /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+    public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+      SUCCESS((short)0, "success");
+
+      private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+      static {
+        for (_Fields field : EnumSet.allOf(_Fields.class)) {
+          byName.put(field.getFieldName(), field);
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, or null if its not found.
+       */
+      public static _Fields findByThriftId(int fieldId) {
+        switch(fieldId) {
+          case 0: // SUCCESS
+            return SUCCESS;
+          default:
+            return null;
+        }
+      }
+
+      /**
+       * Find the _Fields constant that matches fieldId, throwing an exception
+       * if it is not found.
+       */
+      public static _Fields findByThriftIdOrThrow(int fieldId) {
+        _Fields fields = findByThriftId(fieldId);
+        if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+        return fields;
+      }
+
+      /**
+       * Find the _Fields constant that matches name, or null if its not found.
+       */
+      public static _Fields findByName(String name) {
+        return byName.get(name);
+      }
+
+      private final short _thriftId;
+      private final String _fieldName;
+
+      _Fields(short thriftId, String fieldName) {
+        _thriftId = thriftId;
+        _fieldName = fieldName;
+      }
+
+      public short getThriftFieldId() {
+        return _thriftId;
+      }
+
+      public String getFieldName() {
+        return _fieldName;
+      }
+    }
+
+    // isset id assignments
+    private static final int __SUCCESS_ISSET_ID = 0;
+    private byte __isset_bitfield = 0;
+    public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+    static {
+      Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+      tmpMap.put(_Fields.SUCCESS, new org.apache.thrift.meta_data.FieldMetaData("success", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+          new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.BOOL)));
+      metaDataMap = Collections.unmodifiableMap(tmpMap);
+      org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(finishedDownload_result.class, metaDataMap);
+    }
+
+    public finishedDownload_result() {
+    }
+
+    public finishedDownload_result(
+      boolean success)
+    {
+      this();
+      this.success = success;
+      setSuccessIsSet(true);
+    }
+
+    /**
+     * Performs a deep copy on <i>other</i>.
+     */
+    public finishedDownload_result(finishedDownload_result other) {
+      __isset_bitfield = other.__isset_bitfield;
+      this.success = other.success;
+    }
+
+    public finishedDownload_result deepCopy() {
+      return new finishedDownload_result(this);
+    }
+
+    @Override
+    public void clear() {
+      setSuccessIsSet(false);
+      this.success = false;
+    }
+
+    public boolean isSuccess() {
+      return this.success;
+    }
+
+    public finishedDownload_result setSuccess(boolean success) {
+      this.success = success;
+      setSuccessIsSet(true);
+      return this;
+    }
+
+    public void unsetSuccess() {
+      __isset_bitfield = EncodingUtils.clearBit(__isset_bitfield, __SUCCESS_ISSET_ID);
+    }
+
+    /** Returns true if field success is set (has been assigned a value) and false otherwise */
+    public boolean isSetSuccess() {
+      return EncodingUtils.testBit(__isset_bitfield, __SUCCESS_ISSET_ID);
+    }
+
+    public void setSuccessIsSet(boolean value) {
+      __isset_bitfield = EncodingUtils.setBit(__isset_bitfield, __SUCCESS_ISSET_ID, value);
+    }
+
+    public void setFieldValue(_Fields field, Object value) {
+      switch (field) {
+      case SUCCESS:
+        if (value == null) {
+          unsetSuccess();
+        } else {
+          setSuccess((Boolean)value);
+        }
+        break;
+
+      }
+    }
+
+    public Object getFieldValue(_Fields field) {
+      switch (field) {
+      case SUCCESS:
+        return Boolean.valueOf(isSuccess());
+
+      }
+      throw new IllegalStateException();
+    }
+
+    /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+    public boolean isSet(_Fields field) {
+      if (field == null) {
+        throw new IllegalArgumentException();
+      }
+
+      switch (field) {
+      case SUCCESS:
+        return isSetSuccess();
+      }
+      throw new IllegalStateException();
+    }
+
+    @Override
+    public boolean equals(Object that) {
+      if (that == null)
+        return false;
+      if (that instanceof finishedDownload_result)
+        return this.equals((finishedDownload_result)that);
+      return false;
+    }
+
+    public boolean equals(finishedDownload_result that) {
+      if (that == null)
+        return false;
+
+      boolean this_present_success = true;
+      boolean that_present_success = true;
+      if (this_present_success || that_present_success) {
+        if (!(this_present_success && that_present_success))
+          return false;
+        if (this.success != that.success)
+          return false;
+      }
+
+      return true;
+    }
+
+    @Override
+    public int hashCode() {
+      return 0;
+    }
+
+    @Override
+    public int compareTo(finishedDownload_result other) {
+      if (!getClass().equals(other.getClass())) {
+        return getClass().getName().compareTo(other.getClass().getName());
+      }
+
+      int lastComparison = 0;
+
+      lastComparison = Boolean.valueOf(isSetSuccess()).compareTo(other.isSetSuccess());
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+      if (isSetSuccess()) {
+        lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.success, other.success);
+        if (lastComparison != 0) {
+          return lastComparison;
+        }
+      }
+      return 0;
+    }
+
+    public _Fields fieldForId(int fieldId) {
+      return _Fields.findByThriftId(fieldId);
+    }
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+      schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+      schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+      }
+
+    @Override
+    public String toString() {
+      StringBuilder sb = new StringBuilder("finishedDownload_result(");
+      boolean first = true;
+
+      sb.append("success:");
+      sb.append(this.success);
+      first = false;
+      sb.append(")");
+      return sb.toString();
+    }
+
+    public void validate() throws org.apache.thrift.TException {
+      // check for required fields
+      // check for sub-struct validity
+    }
+
+    private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+      try {
+        write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+      try {
+        // it doesn't seem like you should have to do this, but java serialization is wacky, and doesn't call the default constructor.
+        __isset_bitfield = 0;
+        read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+      } catch (org.apache.thrift.TException te) {
+        throw new java.io.IOException(te);
+      }
+    }
+
+    private static class finishedDownload_resultStandardSchemeFactory implements SchemeFactory {
+      public finishedDownload_resultStandardScheme getScheme() {
+        return new finishedDownload_resultStandardScheme();
+      }
+    }
+
+    private static class finishedDownload_resultStandardScheme extends StandardScheme<finishedDownload_result> {
+
+      public void read(org.apache.thrift.protocol.TProtocol iprot, finishedDownload_result struct) throws org.apache.thrift.TException {
+        org.apache.thrift.protocol.TField schemeField;
+        iprot.readStructBegin();
+        while (true)
+        {
+          schemeField = iprot.readFieldBegin();
+          if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+            break;
+          }
+          switch (schemeField.id) {
+            case 0: // SUCCESS
+              if (schemeField.type == org.apache.thrift.protocol.TType.BOOL) {
+                struct.success = iprot.readBool();
+                struct.setSuccessIsSet(true);
+              } else { 
+                org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+              }
+              break;
+            default:
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+          }
+          iprot.readFieldEnd();
+        }
+        iprot.readStructEnd();
+
+        // check for required fields of primitive type, which can't be checked in the validate method
+        struct.validate();
+      }
+
+      public void write(org.apache.thrift.protocol.TProtocol oprot, finishedDownload_result struct) throws org.apache.thrift.TException {
+        struct.validate();
+
+        oprot.writeStructBegin(STRUCT_DESC);
+        if (struct.isSetSuccess()) {
+          oprot.writeFieldBegin(SUCCESS_FIELD_DESC);
+          oprot.writeBool(struct.success);
+          oprot.writeFieldEnd();
+        }
+        oprot.writeFieldStop();
+        oprot.writeStructEnd();
+      }
+
+    }
+
+    private static class finishedDownload_resultTupleSchemeFactory implements SchemeFactory {
+      public finishedDownload_resultTupleScheme getScheme() {
+        return new finishedDownload_resultTupleScheme();
+      }
+    }
+
+    private static class finishedDownload_resultTupleScheme extends TupleScheme<finishedDownload_result> {
+
+      @Override
+      public void write(org.apache.thrift.protocol.TProtocol prot, finishedDownload_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol oprot = (TTupleProtocol) prot;
+        BitSet optionals = new BitSet();
+        if (struct.isSetSuccess()) {
+          optionals.set(0);
+        }
+        oprot.writeBitSet(optionals, 1);
+        if (struct.isSetSuccess()) {
+          oprot.writeBool(struct.success);
+        }
+      }
+
+      @Override
+      public void read(org.apache.thrift.protocol.TProtocol prot, finishedDownload_result struct) throws org.apache.thrift.TException {
+        TTupleProtocol iprot = (TTupleProtocol) prot;
+        BitSet incoming = iprot.readBitSet(1);
+        if (incoming.get(0)) {
+          struct.success = iprot.readBool();
+          struct.setSuccessIsSet(true);
+        }
+      }
+    }
+
+  }
+
+}
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/InvalidTokenException.java b/src/main/java/org/openslx/imagemaster/thrift/iface/InvalidTokenException.java
new file mode 100644
index 0000000..e163c4f
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/InvalidTokenException.java
@@ -0,0 +1,280 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class InvalidTokenException extends TException implements org.apache.thrift.TBase<InvalidTokenException, InvalidTokenException._Fields>, java.io.Serializable, Cloneable, Comparable<InvalidTokenException> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("InvalidTokenException");
+
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new InvalidTokenExceptionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new InvalidTokenExceptionTupleSchemeFactory());
+  }
+
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+;
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(InvalidTokenException.class, metaDataMap);
+  }
+
+  public InvalidTokenException() {
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public InvalidTokenException(InvalidTokenException other) {
+  }
+
+  public InvalidTokenException deepCopy() {
+    return new InvalidTokenException(this);
+  }
+
+  @Override
+  public void clear() {
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof InvalidTokenException)
+      return this.equals((InvalidTokenException)that);
+    return false;
+  }
+
+  public boolean equals(InvalidTokenException that) {
+    if (that == null)
+      return false;
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(InvalidTokenException other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("InvalidTokenException(");
+    boolean first = true;
+
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class InvalidTokenExceptionStandardSchemeFactory implements SchemeFactory {
+    public InvalidTokenExceptionStandardScheme getScheme() {
+      return new InvalidTokenExceptionStandardScheme();
+    }
+  }
+
+  private static class InvalidTokenExceptionStandardScheme extends StandardScheme<InvalidTokenException> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, InvalidTokenException struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, InvalidTokenException struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class InvalidTokenExceptionTupleSchemeFactory implements SchemeFactory {
+    public InvalidTokenExceptionTupleScheme getScheme() {
+      return new InvalidTokenExceptionTupleScheme();
+    }
+  }
+
+  private static class InvalidTokenExceptionTupleScheme extends TupleScheme<InvalidTokenException> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, InvalidTokenException struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, InvalidTokenException struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ServerAuthenticationError.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ServerAuthenticationError.java
new file mode 100644
index 0000000..f813d0d
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ServerAuthenticationError.java
@@ -0,0 +1,48 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+
+import java.util.Map;
+import java.util.HashMap;
+import org.apache.thrift.TEnum;
+
+public enum ServerAuthenticationError implements org.apache.thrift.TEnum {
+  GENERIC_ERROR(0),
+  INVALID_ORGANIZATION(1),
+  BANNED_NETWORK(2);
+
+  private final int value;
+
+  private ServerAuthenticationError(int value) {
+    this.value = value;
+  }
+
+  /**
+   * Get the integer value of this enum value, as defined in the Thrift IDL.
+   */
+  public int getValue() {
+    return value;
+  }
+
+  /**
+   * Find a the enum type by its integer value, as defined in the Thrift IDL.
+   * @return null if the value is not found.
+   */
+  public static ServerAuthenticationError findByValue(int value) { 
+    switch (value) {
+      case 0:
+        return GENERIC_ERROR;
+      case 1:
+        return INVALID_ORGANIZATION;
+      case 2:
+        return BANNED_NETWORK;
+      default:
+        return null;
+    }
+  }
+}
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ServerAuthenticationException.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ServerAuthenticationException.java
new file mode 100644
index 0000000..69c29b7
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ServerAuthenticationException.java
@@ -0,0 +1,504 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ServerAuthenticationException extends TException implements org.apache.thrift.TBase<ServerAuthenticationException, ServerAuthenticationException._Fields>, java.io.Serializable, Cloneable, Comparable<ServerAuthenticationException> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ServerAuthenticationException");
+
+  private static final org.apache.thrift.protocol.TField NUMBER_FIELD_DESC = new org.apache.thrift.protocol.TField("number", org.apache.thrift.protocol.TType.I32, (short)1);
+  private static final org.apache.thrift.protocol.TField MESSAGE_FIELD_DESC = new org.apache.thrift.protocol.TField("message", org.apache.thrift.protocol.TType.STRING, (short)2);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ServerAuthenticationExceptionStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ServerAuthenticationExceptionTupleSchemeFactory());
+  }
+
+  /**
+   * 
+   * @see ServerAuthenticationError
+   */
+  public ServerAuthenticationError number; // required
+  public String message; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    /**
+     * 
+     * @see ServerAuthenticationError
+     */
+    NUMBER((short)1, "number"),
+    MESSAGE((short)2, "message");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // NUMBER
+          return NUMBER;
+        case 2: // MESSAGE
+          return MESSAGE;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.NUMBER, new org.apache.thrift.meta_data.FieldMetaData("number", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.EnumMetaData(org.apache.thrift.protocol.TType.ENUM, ServerAuthenticationError.class)));
+    tmpMap.put(_Fields.MESSAGE, new org.apache.thrift.meta_data.FieldMetaData("message", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ServerAuthenticationException.class, metaDataMap);
+  }
+
+  public ServerAuthenticationException() {
+  }
+
+  public ServerAuthenticationException(
+    ServerAuthenticationError number,
+    String message)
+  {
+    this();
+    this.number = number;
+    this.message = message;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ServerAuthenticationException(ServerAuthenticationException other) {
+    if (other.isSetNumber()) {
+      this.number = other.number;
+    }
+    if (other.isSetMessage()) {
+      this.message = other.message;
+    }
+  }
+
+  public ServerAuthenticationException deepCopy() {
+    return new ServerAuthenticationException(this);
+  }
+
+  @Override
+  public void clear() {
+    this.number = null;
+    this.message = null;
+  }
+
+  /**
+   * 
+   * @see ServerAuthenticationError
+   */
+  public ServerAuthenticationError getNumber() {
+    return this.number;
+  }
+
+  /**
+   * 
+   * @see ServerAuthenticationError
+   */
+  public ServerAuthenticationException setNumber(ServerAuthenticationError number) {
+    this.number = number;
+    return this;
+  }
+
+  public void unsetNumber() {
+    this.number = null;
+  }
+
+  /** Returns true if field number is set (has been assigned a value) and false otherwise */
+  public boolean isSetNumber() {
+    return this.number != null;
+  }
+
+  public void setNumberIsSet(boolean value) {
+    if (!value) {
+      this.number = null;
+    }
+  }
+
+  public String getMessage() {
+    return this.message;
+  }
+
+  public ServerAuthenticationException setMessage(String message) {
+    this.message = message;
+    return this;
+  }
+
+  public void unsetMessage() {
+    this.message = null;
+  }
+
+  /** Returns true if field message is set (has been assigned a value) and false otherwise */
+  public boolean isSetMessage() {
+    return this.message != null;
+  }
+
+  public void setMessageIsSet(boolean value) {
+    if (!value) {
+      this.message = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case NUMBER:
+      if (value == null) {
+        unsetNumber();
+      } else {
+        setNumber((ServerAuthenticationError)value);
+      }
+      break;
+
+    case MESSAGE:
+      if (value == null) {
+        unsetMessage();
+      } else {
+        setMessage((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case NUMBER:
+      return getNumber();
+
+    case MESSAGE:
+      return getMessage();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case NUMBER:
+      return isSetNumber();
+    case MESSAGE:
+      return isSetMessage();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ServerAuthenticationException)
+      return this.equals((ServerAuthenticationException)that);
+    return false;
+  }
+
+  public boolean equals(ServerAuthenticationException that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_number = true && this.isSetNumber();
+    boolean that_present_number = true && that.isSetNumber();
+    if (this_present_number || that_present_number) {
+      if (!(this_present_number && that_present_number))
+        return false;
+      if (!this.number.equals(that.number))
+        return false;
+    }
+
+    boolean this_present_message = true && this.isSetMessage();
+    boolean that_present_message = true && that.isSetMessage();
+    if (this_present_message || that_present_message) {
+      if (!(this_present_message && that_present_message))
+        return false;
+      if (!this.message.equals(that.message))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(ServerAuthenticationException other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetNumber()).compareTo(other.isSetNumber());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetNumber()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.number, other.number);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetMessage()).compareTo(other.isSetMessage());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetMessage()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.message, other.message);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("ServerAuthenticationException(");
+    boolean first = true;
+
+    sb.append("number:");
+    if (this.number == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.number);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("message:");
+    if (this.message == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.message);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class ServerAuthenticationExceptionStandardSchemeFactory implements SchemeFactory {
+    public ServerAuthenticationExceptionStandardScheme getScheme() {
+      return new ServerAuthenticationExceptionStandardScheme();
+    }
+  }
+
+  private static class ServerAuthenticationExceptionStandardScheme extends StandardScheme<ServerAuthenticationException> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ServerAuthenticationException struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // NUMBER
+            if (schemeField.type == org.apache.thrift.protocol.TType.I32) {
+              struct.number = ServerAuthenticationError.findByValue(iprot.readI32());
+              struct.setNumberIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // MESSAGE
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.message = iprot.readString();
+              struct.setMessageIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, ServerAuthenticationException struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.number != null) {
+        oprot.writeFieldBegin(NUMBER_FIELD_DESC);
+        oprot.writeI32(struct.number.getValue());
+        oprot.writeFieldEnd();
+      }
+      if (struct.message != null) {
+        oprot.writeFieldBegin(MESSAGE_FIELD_DESC);
+        oprot.writeString(struct.message);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ServerAuthenticationExceptionTupleSchemeFactory implements SchemeFactory {
+    public ServerAuthenticationExceptionTupleScheme getScheme() {
+      return new ServerAuthenticationExceptionTupleScheme();
+    }
+  }
+
+  private static class ServerAuthenticationExceptionTupleScheme extends TupleScheme<ServerAuthenticationException> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ServerAuthenticationException struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetNumber()) {
+        optionals.set(0);
+      }
+      if (struct.isSetMessage()) {
+        optionals.set(1);
+      }
+      oprot.writeBitSet(optionals, 2);
+      if (struct.isSetNumber()) {
+        oprot.writeI32(struct.number.getValue());
+      }
+      if (struct.isSetMessage()) {
+        oprot.writeString(struct.message);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ServerAuthenticationException struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(2);
+      if (incoming.get(0)) {
+        struct.number = ServerAuthenticationError.findByValue(iprot.readI32());
+        struct.setNumberIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.message = iprot.readString();
+        struct.setMessageIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/ServerSessionData.java b/src/main/java/org/openslx/imagemaster/thrift/iface/ServerSessionData.java
new file mode 100644
index 0000000..8f8893a
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/ServerSessionData.java
@@ -0,0 +1,388 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ServerSessionData implements org.apache.thrift.TBase<ServerSessionData, ServerSessionData._Fields>, java.io.Serializable, Cloneable, Comparable<ServerSessionData> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("ServerSessionData");
+
+  private static final org.apache.thrift.protocol.TField SESSION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("sessionId", org.apache.thrift.protocol.TType.STRING, (short)1);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new ServerSessionDataStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new ServerSessionDataTupleSchemeFactory());
+  }
+
+  public String sessionId; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    SESSION_ID((short)1, "sessionId");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // SESSION_ID
+          return SESSION_ID;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.SESSION_ID, new org.apache.thrift.meta_data.FieldMetaData("sessionId", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , "ID")));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(ServerSessionData.class, metaDataMap);
+  }
+
+  public ServerSessionData() {
+  }
+
+  public ServerSessionData(
+    String sessionId)
+  {
+    this();
+    this.sessionId = sessionId;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public ServerSessionData(ServerSessionData other) {
+    if (other.isSetSessionId()) {
+      this.sessionId = other.sessionId;
+    }
+  }
+
+  public ServerSessionData deepCopy() {
+    return new ServerSessionData(this);
+  }
+
+  @Override
+  public void clear() {
+    this.sessionId = null;
+  }
+
+  public String getSessionId() {
+    return this.sessionId;
+  }
+
+  public ServerSessionData setSessionId(String sessionId) {
+    this.sessionId = sessionId;
+    return this;
+  }
+
+  public void unsetSessionId() {
+    this.sessionId = null;
+  }
+
+  /** Returns true if field sessionId is set (has been assigned a value) and false otherwise */
+  public boolean isSetSessionId() {
+    return this.sessionId != null;
+  }
+
+  public void setSessionIdIsSet(boolean value) {
+    if (!value) {
+      this.sessionId = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case SESSION_ID:
+      if (value == null) {
+        unsetSessionId();
+      } else {
+        setSessionId((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case SESSION_ID:
+      return getSessionId();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case SESSION_ID:
+      return isSetSessionId();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof ServerSessionData)
+      return this.equals((ServerSessionData)that);
+    return false;
+  }
+
+  public boolean equals(ServerSessionData that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_sessionId = true && this.isSetSessionId();
+    boolean that_present_sessionId = true && that.isSetSessionId();
+    if (this_present_sessionId || that_present_sessionId) {
+      if (!(this_present_sessionId && that_present_sessionId))
+        return false;
+      if (!this.sessionId.equals(that.sessionId))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(ServerSessionData other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetSessionId()).compareTo(other.isSetSessionId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetSessionId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.sessionId, other.sessionId);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("ServerSessionData(");
+    boolean first = true;
+
+    sb.append("sessionId:");
+    if (this.sessionId == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.sessionId);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class ServerSessionDataStandardSchemeFactory implements SchemeFactory {
+    public ServerSessionDataStandardScheme getScheme() {
+      return new ServerSessionDataStandardScheme();
+    }
+  }
+
+  private static class ServerSessionDataStandardScheme extends StandardScheme<ServerSessionData> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, ServerSessionData struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // SESSION_ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.sessionId = iprot.readString();
+              struct.setSessionIdIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, ServerSessionData struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.sessionId != null) {
+        oprot.writeFieldBegin(SESSION_ID_FIELD_DESC);
+        oprot.writeString(struct.sessionId);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class ServerSessionDataTupleSchemeFactory implements SchemeFactory {
+    public ServerSessionDataTupleScheme getScheme() {
+      return new ServerSessionDataTupleScheme();
+    }
+  }
+
+  private static class ServerSessionDataTupleScheme extends TupleScheme<ServerSessionData> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, ServerSessionData struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetSessionId()) {
+        optionals.set(0);
+      }
+      oprot.writeBitSet(optionals, 1);
+      if (struct.isSetSessionId()) {
+        oprot.writeString(struct.sessionId);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, ServerSessionData struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(1);
+      if (incoming.get(0)) {
+        struct.sessionId = iprot.readString();
+        struct.setSessionIdIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/SessionData.java b/src/main/java/org/openslx/imagemaster/thrift/iface/SessionData.java
new file mode 100644
index 0000000..711abeb
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/SessionData.java
@@ -0,0 +1,588 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class SessionData implements org.apache.thrift.TBase<SessionData, SessionData._Fields>, java.io.Serializable, Cloneable, Comparable<SessionData> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("SessionData");
+
+  private static final org.apache.thrift.protocol.TField SESSION_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("sessionId", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField AUTH_TOKEN_FIELD_DESC = new org.apache.thrift.protocol.TField("authToken", org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField SERVER_ADDRESS_FIELD_DESC = new org.apache.thrift.protocol.TField("serverAddress", org.apache.thrift.protocol.TType.STRING, (short)3);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new SessionDataStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new SessionDataTupleSchemeFactory());
+  }
+
+  public String sessionId; // required
+  public String authToken; // required
+  public String serverAddress; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    SESSION_ID((short)1, "sessionId"),
+    AUTH_TOKEN((short)2, "authToken"),
+    SERVER_ADDRESS((short)3, "serverAddress");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // SESSION_ID
+          return SESSION_ID;
+        case 2: // AUTH_TOKEN
+          return AUTH_TOKEN;
+        case 3: // SERVER_ADDRESS
+          return SERVER_ADDRESS;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.SESSION_ID, new org.apache.thrift.meta_data.FieldMetaData("sessionId", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , "ID")));
+    tmpMap.put(_Fields.AUTH_TOKEN, new org.apache.thrift.meta_data.FieldMetaData("authToken", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING        , "Token")));
+    tmpMap.put(_Fields.SERVER_ADDRESS, new org.apache.thrift.meta_data.FieldMetaData("serverAddress", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(SessionData.class, metaDataMap);
+  }
+
+  public SessionData() {
+  }
+
+  public SessionData(
+    String sessionId,
+    String authToken,
+    String serverAddress)
+  {
+    this();
+    this.sessionId = sessionId;
+    this.authToken = authToken;
+    this.serverAddress = serverAddress;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public SessionData(SessionData other) {
+    if (other.isSetSessionId()) {
+      this.sessionId = other.sessionId;
+    }
+    if (other.isSetAuthToken()) {
+      this.authToken = other.authToken;
+    }
+    if (other.isSetServerAddress()) {
+      this.serverAddress = other.serverAddress;
+    }
+  }
+
+  public SessionData deepCopy() {
+    return new SessionData(this);
+  }
+
+  @Override
+  public void clear() {
+    this.sessionId = null;
+    this.authToken = null;
+    this.serverAddress = null;
+  }
+
+  public String getSessionId() {
+    return this.sessionId;
+  }
+
+  public SessionData setSessionId(String sessionId) {
+    this.sessionId = sessionId;
+    return this;
+  }
+
+  public void unsetSessionId() {
+    this.sessionId = null;
+  }
+
+  /** Returns true if field sessionId is set (has been assigned a value) and false otherwise */
+  public boolean isSetSessionId() {
+    return this.sessionId != null;
+  }
+
+  public void setSessionIdIsSet(boolean value) {
+    if (!value) {
+      this.sessionId = null;
+    }
+  }
+
+  public String getAuthToken() {
+    return this.authToken;
+  }
+
+  public SessionData setAuthToken(String authToken) {
+    this.authToken = authToken;
+    return this;
+  }
+
+  public void unsetAuthToken() {
+    this.authToken = null;
+  }
+
+  /** Returns true if field authToken is set (has been assigned a value) and false otherwise */
+  public boolean isSetAuthToken() {
+    return this.authToken != null;
+  }
+
+  public void setAuthTokenIsSet(boolean value) {
+    if (!value) {
+      this.authToken = null;
+    }
+  }
+
+  public String getServerAddress() {
+    return this.serverAddress;
+  }
+
+  public SessionData setServerAddress(String serverAddress) {
+    this.serverAddress = serverAddress;
+    return this;
+  }
+
+  public void unsetServerAddress() {
+    this.serverAddress = null;
+  }
+
+  /** Returns true if field serverAddress is set (has been assigned a value) and false otherwise */
+  public boolean isSetServerAddress() {
+    return this.serverAddress != null;
+  }
+
+  public void setServerAddressIsSet(boolean value) {
+    if (!value) {
+      this.serverAddress = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case SESSION_ID:
+      if (value == null) {
+        unsetSessionId();
+      } else {
+        setSessionId((String)value);
+      }
+      break;
+
+    case AUTH_TOKEN:
+      if (value == null) {
+        unsetAuthToken();
+      } else {
+        setAuthToken((String)value);
+      }
+      break;
+
+    case SERVER_ADDRESS:
+      if (value == null) {
+        unsetServerAddress();
+      } else {
+        setServerAddress((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case SESSION_ID:
+      return getSessionId();
+
+    case AUTH_TOKEN:
+      return getAuthToken();
+
+    case SERVER_ADDRESS:
+      return getServerAddress();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case SESSION_ID:
+      return isSetSessionId();
+    case AUTH_TOKEN:
+      return isSetAuthToken();
+    case SERVER_ADDRESS:
+      return isSetServerAddress();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof SessionData)
+      return this.equals((SessionData)that);
+    return false;
+  }
+
+  public boolean equals(SessionData that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_sessionId = true && this.isSetSessionId();
+    boolean that_present_sessionId = true && that.isSetSessionId();
+    if (this_present_sessionId || that_present_sessionId) {
+      if (!(this_present_sessionId && that_present_sessionId))
+        return false;
+      if (!this.sessionId.equals(that.sessionId))
+        return false;
+    }
+
+    boolean this_present_authToken = true && this.isSetAuthToken();
+    boolean that_present_authToken = true && that.isSetAuthToken();
+    if (this_present_authToken || that_present_authToken) {
+      if (!(this_present_authToken && that_present_authToken))
+        return false;
+      if (!this.authToken.equals(that.authToken))
+        return false;
+    }
+
+    boolean this_present_serverAddress = true && this.isSetServerAddress();
+    boolean that_present_serverAddress = true && that.isSetServerAddress();
+    if (this_present_serverAddress || that_present_serverAddress) {
+      if (!(this_present_serverAddress && that_present_serverAddress))
+        return false;
+      if (!this.serverAddress.equals(that.serverAddress))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(SessionData other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetSessionId()).compareTo(other.isSetSessionId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetSessionId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.sessionId, other.sessionId);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetAuthToken()).compareTo(other.isSetAuthToken());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetAuthToken()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.authToken, other.authToken);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetServerAddress()).compareTo(other.isSetServerAddress());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetServerAddress()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.serverAddress, other.serverAddress);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("SessionData(");
+    boolean first = true;
+
+    sb.append("sessionId:");
+    if (this.sessionId == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.sessionId);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("authToken:");
+    if (this.authToken == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.authToken);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("serverAddress:");
+    if (this.serverAddress == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.serverAddress);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class SessionDataStandardSchemeFactory implements SchemeFactory {
+    public SessionDataStandardScheme getScheme() {
+      return new SessionDataStandardScheme();
+    }
+  }
+
+  private static class SessionDataStandardScheme extends StandardScheme<SessionData> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, SessionData struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // SESSION_ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.sessionId = iprot.readString();
+              struct.setSessionIdIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // AUTH_TOKEN
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.authToken = iprot.readString();
+              struct.setAuthTokenIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // SERVER_ADDRESS
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.serverAddress = iprot.readString();
+              struct.setServerAddressIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, SessionData struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.sessionId != null) {
+        oprot.writeFieldBegin(SESSION_ID_FIELD_DESC);
+        oprot.writeString(struct.sessionId);
+        oprot.writeFieldEnd();
+      }
+      if (struct.authToken != null) {
+        oprot.writeFieldBegin(AUTH_TOKEN_FIELD_DESC);
+        oprot.writeString(struct.authToken);
+        oprot.writeFieldEnd();
+      }
+      if (struct.serverAddress != null) {
+        oprot.writeFieldBegin(SERVER_ADDRESS_FIELD_DESC);
+        oprot.writeString(struct.serverAddress);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class SessionDataTupleSchemeFactory implements SchemeFactory {
+    public SessionDataTupleScheme getScheme() {
+      return new SessionDataTupleScheme();
+    }
+  }
+
+  private static class SessionDataTupleScheme extends TupleScheme<SessionData> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, SessionData struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetSessionId()) {
+        optionals.set(0);
+      }
+      if (struct.isSetAuthToken()) {
+        optionals.set(1);
+      }
+      if (struct.isSetServerAddress()) {
+        optionals.set(2);
+      }
+      oprot.writeBitSet(optionals, 3);
+      if (struct.isSetSessionId()) {
+        oprot.writeString(struct.sessionId);
+      }
+      if (struct.isSetAuthToken()) {
+        oprot.writeString(struct.authToken);
+      }
+      if (struct.isSetServerAddress()) {
+        oprot.writeString(struct.serverAddress);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, SessionData struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(3);
+      if (incoming.get(0)) {
+        struct.sessionId = iprot.readString();
+        struct.setSessionIdIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.authToken = iprot.readString();
+        struct.setAuthTokenIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.serverAddress = iprot.readString();
+        struct.setServerAddressIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/java/org/openslx/imagemaster/thrift/iface/UserInfo.java b/src/main/java/org/openslx/imagemaster/thrift/iface/UserInfo.java
new file mode 100644
index 0000000..67f9340
--- /dev/null
+++ b/src/main/java/org/openslx/imagemaster/thrift/iface/UserInfo.java
@@ -0,0 +1,688 @@
+/**
+ * Autogenerated by Thrift Compiler (0.9.1)
+ *
+ * DO NOT EDIT UNLESS YOU ARE SURE THAT YOU KNOW WHAT YOU ARE DOING
+ *  @generated
+ */
+package org.openslx.imagemaster.thrift.iface;
+
+import org.apache.thrift.scheme.IScheme;
+import org.apache.thrift.scheme.SchemeFactory;
+import org.apache.thrift.scheme.StandardScheme;
+
+import org.apache.thrift.scheme.TupleScheme;
+import org.apache.thrift.protocol.TTupleProtocol;
+import org.apache.thrift.protocol.TProtocolException;
+import org.apache.thrift.EncodingUtils;
+import org.apache.thrift.TException;
+import org.apache.thrift.async.AsyncMethodCallback;
+import org.apache.thrift.server.AbstractNonblockingServer.*;
+import java.util.List;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.EnumMap;
+import java.util.Set;
+import java.util.HashSet;
+import java.util.EnumSet;
+import java.util.Collections;
+import java.util.BitSet;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class UserInfo implements org.apache.thrift.TBase<UserInfo, UserInfo._Fields>, java.io.Serializable, Cloneable, Comparable<UserInfo> {
+  private static final org.apache.thrift.protocol.TStruct STRUCT_DESC = new org.apache.thrift.protocol.TStruct("UserInfo");
+
+  private static final org.apache.thrift.protocol.TField USER_ID_FIELD_DESC = new org.apache.thrift.protocol.TField("userId", org.apache.thrift.protocol.TType.STRING, (short)1);
+  private static final org.apache.thrift.protocol.TField FIRST_NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("firstName", org.apache.thrift.protocol.TType.STRING, (short)2);
+  private static final org.apache.thrift.protocol.TField LAST_NAME_FIELD_DESC = new org.apache.thrift.protocol.TField("lastName", org.apache.thrift.protocol.TType.STRING, (short)3);
+  private static final org.apache.thrift.protocol.TField E_MAIL_FIELD_DESC = new org.apache.thrift.protocol.TField("eMail", org.apache.thrift.protocol.TType.STRING, (short)4);
+
+  private static final Map<Class<? extends IScheme>, SchemeFactory> schemes = new HashMap<Class<? extends IScheme>, SchemeFactory>();
+  static {
+    schemes.put(StandardScheme.class, new UserInfoStandardSchemeFactory());
+    schemes.put(TupleScheme.class, new UserInfoTupleSchemeFactory());
+  }
+
+  public String userId; // required
+  public String firstName; // required
+  public String lastName; // required
+  public String eMail; // required
+
+  /** The set of fields this struct contains, along with convenience methods for finding and manipulating them. */
+  public enum _Fields implements org.apache.thrift.TFieldIdEnum {
+    USER_ID((short)1, "userId"),
+    FIRST_NAME((short)2, "firstName"),
+    LAST_NAME((short)3, "lastName"),
+    E_MAIL((short)4, "eMail");
+
+    private static final Map<String, _Fields> byName = new HashMap<String, _Fields>();
+
+    static {
+      for (_Fields field : EnumSet.allOf(_Fields.class)) {
+        byName.put(field.getFieldName(), field);
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, or null if its not found.
+     */
+    public static _Fields findByThriftId(int fieldId) {
+      switch(fieldId) {
+        case 1: // USER_ID
+          return USER_ID;
+        case 2: // FIRST_NAME
+          return FIRST_NAME;
+        case 3: // LAST_NAME
+          return LAST_NAME;
+        case 4: // E_MAIL
+          return E_MAIL;
+        default:
+          return null;
+      }
+    }
+
+    /**
+     * Find the _Fields constant that matches fieldId, throwing an exception
+     * if it is not found.
+     */
+    public static _Fields findByThriftIdOrThrow(int fieldId) {
+      _Fields fields = findByThriftId(fieldId);
+      if (fields == null) throw new IllegalArgumentException("Field " + fieldId + " doesn't exist!");
+      return fields;
+    }
+
+    /**
+     * Find the _Fields constant that matches name, or null if its not found.
+     */
+    public static _Fields findByName(String name) {
+      return byName.get(name);
+    }
+
+    private final short _thriftId;
+    private final String _fieldName;
+
+    _Fields(short thriftId, String fieldName) {
+      _thriftId = thriftId;
+      _fieldName = fieldName;
+    }
+
+    public short getThriftFieldId() {
+      return _thriftId;
+    }
+
+    public String getFieldName() {
+      return _fieldName;
+    }
+  }
+
+  // isset id assignments
+  public static final Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> metaDataMap;
+  static {
+    Map<_Fields, org.apache.thrift.meta_data.FieldMetaData> tmpMap = new EnumMap<_Fields, org.apache.thrift.meta_data.FieldMetaData>(_Fields.class);
+    tmpMap.put(_Fields.USER_ID, new org.apache.thrift.meta_data.FieldMetaData("userId", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.FIRST_NAME, new org.apache.thrift.meta_data.FieldMetaData("firstName", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.LAST_NAME, new org.apache.thrift.meta_data.FieldMetaData("lastName", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    tmpMap.put(_Fields.E_MAIL, new org.apache.thrift.meta_data.FieldMetaData("eMail", org.apache.thrift.TFieldRequirementType.DEFAULT, 
+        new org.apache.thrift.meta_data.FieldValueMetaData(org.apache.thrift.protocol.TType.STRING)));
+    metaDataMap = Collections.unmodifiableMap(tmpMap);
+    org.apache.thrift.meta_data.FieldMetaData.addStructMetaDataMap(UserInfo.class, metaDataMap);
+  }
+
+  public UserInfo() {
+  }
+
+  public UserInfo(
+    String userId,
+    String firstName,
+    String lastName,
+    String eMail)
+  {
+    this();
+    this.userId = userId;
+    this.firstName = firstName;
+    this.lastName = lastName;
+    this.eMail = eMail;
+  }
+
+  /**
+   * Performs a deep copy on <i>other</i>.
+   */
+  public UserInfo(UserInfo other) {
+    if (other.isSetUserId()) {
+      this.userId = other.userId;
+    }
+    if (other.isSetFirstName()) {
+      this.firstName = other.firstName;
+    }
+    if (other.isSetLastName()) {
+      this.lastName = other.lastName;
+    }
+    if (other.isSetEMail()) {
+      this.eMail = other.eMail;
+    }
+  }
+
+  public UserInfo deepCopy() {
+    return new UserInfo(this);
+  }
+
+  @Override
+  public void clear() {
+    this.userId = null;
+    this.firstName = null;
+    this.lastName = null;
+    this.eMail = null;
+  }
+
+  public String getUserId() {
+    return this.userId;
+  }
+
+  public UserInfo setUserId(String userId) {
+    this.userId = userId;
+    return this;
+  }
+
+  public void unsetUserId() {
+    this.userId = null;
+  }
+
+  /** Returns true if field userId is set (has been assigned a value) and false otherwise */
+  public boolean isSetUserId() {
+    return this.userId != null;
+  }
+
+  public void setUserIdIsSet(boolean value) {
+    if (!value) {
+      this.userId = null;
+    }
+  }
+
+  public String getFirstName() {
+    return this.firstName;
+  }
+
+  public UserInfo setFirstName(String firstName) {
+    this.firstName = firstName;
+    return this;
+  }
+
+  public void unsetFirstName() {
+    this.firstName = null;
+  }
+
+  /** Returns true if field firstName is set (has been assigned a value) and false otherwise */
+  public boolean isSetFirstName() {
+    return this.firstName != null;
+  }
+
+  public void setFirstNameIsSet(boolean value) {
+    if (!value) {
+      this.firstName = null;
+    }
+  }
+
+  public String getLastName() {
+    return this.lastName;
+  }
+
+  public UserInfo setLastName(String lastName) {
+    this.lastName = lastName;
+    return this;
+  }
+
+  public void unsetLastName() {
+    this.lastName = null;
+  }
+
+  /** Returns true if field lastName is set (has been assigned a value) and false otherwise */
+  public boolean isSetLastName() {
+    return this.lastName != null;
+  }
+
+  public void setLastNameIsSet(boolean value) {
+    if (!value) {
+      this.lastName = null;
+    }
+  }
+
+  public String getEMail() {
+    return this.eMail;
+  }
+
+  public UserInfo setEMail(String eMail) {
+    this.eMail = eMail;
+    return this;
+  }
+
+  public void unsetEMail() {
+    this.eMail = null;
+  }
+
+  /** Returns true if field eMail is set (has been assigned a value) and false otherwise */
+  public boolean isSetEMail() {
+    return this.eMail != null;
+  }
+
+  public void setEMailIsSet(boolean value) {
+    if (!value) {
+      this.eMail = null;
+    }
+  }
+
+  public void setFieldValue(_Fields field, Object value) {
+    switch (field) {
+    case USER_ID:
+      if (value == null) {
+        unsetUserId();
+      } else {
+        setUserId((String)value);
+      }
+      break;
+
+    case FIRST_NAME:
+      if (value == null) {
+        unsetFirstName();
+      } else {
+        setFirstName((String)value);
+      }
+      break;
+
+    case LAST_NAME:
+      if (value == null) {
+        unsetLastName();
+      } else {
+        setLastName((String)value);
+      }
+      break;
+
+    case E_MAIL:
+      if (value == null) {
+        unsetEMail();
+      } else {
+        setEMail((String)value);
+      }
+      break;
+
+    }
+  }
+
+  public Object getFieldValue(_Fields field) {
+    switch (field) {
+    case USER_ID:
+      return getUserId();
+
+    case FIRST_NAME:
+      return getFirstName();
+
+    case LAST_NAME:
+      return getLastName();
+
+    case E_MAIL:
+      return getEMail();
+
+    }
+    throw new IllegalStateException();
+  }
+
+  /** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
+  public boolean isSet(_Fields field) {
+    if (field == null) {
+      throw new IllegalArgumentException();
+    }
+
+    switch (field) {
+    case USER_ID:
+      return isSetUserId();
+    case FIRST_NAME:
+      return isSetFirstName();
+    case LAST_NAME:
+      return isSetLastName();
+    case E_MAIL:
+      return isSetEMail();
+    }
+    throw new IllegalStateException();
+  }
+
+  @Override
+  public boolean equals(Object that) {
+    if (that == null)
+      return false;
+    if (that instanceof UserInfo)
+      return this.equals((UserInfo)that);
+    return false;
+  }
+
+  public boolean equals(UserInfo that) {
+    if (that == null)
+      return false;
+
+    boolean this_present_userId = true && this.isSetUserId();
+    boolean that_present_userId = true && that.isSetUserId();
+    if (this_present_userId || that_present_userId) {
+      if (!(this_present_userId && that_present_userId))
+        return false;
+      if (!this.userId.equals(that.userId))
+        return false;
+    }
+
+    boolean this_present_firstName = true && this.isSetFirstName();
+    boolean that_present_firstName = true && that.isSetFirstName();
+    if (this_present_firstName || that_present_firstName) {
+      if (!(this_present_firstName && that_present_firstName))
+        return false;
+      if (!this.firstName.equals(that.firstName))
+        return false;
+    }
+
+    boolean this_present_lastName = true && this.isSetLastName();
+    boolean that_present_lastName = true && that.isSetLastName();
+    if (this_present_lastName || that_present_lastName) {
+      if (!(this_present_lastName && that_present_lastName))
+        return false;
+      if (!this.lastName.equals(that.lastName))
+        return false;
+    }
+
+    boolean this_present_eMail = true && this.isSetEMail();
+    boolean that_present_eMail = true && that.isSetEMail();
+    if (this_present_eMail || that_present_eMail) {
+      if (!(this_present_eMail && that_present_eMail))
+        return false;
+      if (!this.eMail.equals(that.eMail))
+        return false;
+    }
+
+    return true;
+  }
+
+  @Override
+  public int hashCode() {
+    return 0;
+  }
+
+  @Override
+  public int compareTo(UserInfo other) {
+    if (!getClass().equals(other.getClass())) {
+      return getClass().getName().compareTo(other.getClass().getName());
+    }
+
+    int lastComparison = 0;
+
+    lastComparison = Boolean.valueOf(isSetUserId()).compareTo(other.isSetUserId());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetUserId()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.userId, other.userId);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetFirstName()).compareTo(other.isSetFirstName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetFirstName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.firstName, other.firstName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetLastName()).compareTo(other.isSetLastName());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetLastName()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.lastName, other.lastName);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    lastComparison = Boolean.valueOf(isSetEMail()).compareTo(other.isSetEMail());
+    if (lastComparison != 0) {
+      return lastComparison;
+    }
+    if (isSetEMail()) {
+      lastComparison = org.apache.thrift.TBaseHelper.compareTo(this.eMail, other.eMail);
+      if (lastComparison != 0) {
+        return lastComparison;
+      }
+    }
+    return 0;
+  }
+
+  public _Fields fieldForId(int fieldId) {
+    return _Fields.findByThriftId(fieldId);
+  }
+
+  public void read(org.apache.thrift.protocol.TProtocol iprot) throws org.apache.thrift.TException {
+    schemes.get(iprot.getScheme()).getScheme().read(iprot, this);
+  }
+
+  public void write(org.apache.thrift.protocol.TProtocol oprot) throws org.apache.thrift.TException {
+    schemes.get(oprot.getScheme()).getScheme().write(oprot, this);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder("UserInfo(");
+    boolean first = true;
+
+    sb.append("userId:");
+    if (this.userId == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.userId);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("firstName:");
+    if (this.firstName == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.firstName);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("lastName:");
+    if (this.lastName == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.lastName);
+    }
+    first = false;
+    if (!first) sb.append(", ");
+    sb.append("eMail:");
+    if (this.eMail == null) {
+      sb.append("null");
+    } else {
+      sb.append(this.eMail);
+    }
+    first = false;
+    sb.append(")");
+    return sb.toString();
+  }
+
+  public void validate() throws org.apache.thrift.TException {
+    // check for required fields
+    // check for sub-struct validity
+  }
+
+  private void writeObject(java.io.ObjectOutputStream out) throws java.io.IOException {
+    try {
+      write(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(out)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
+    try {
+      read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
+    } catch (org.apache.thrift.TException te) {
+      throw new java.io.IOException(te);
+    }
+  }
+
+  private static class UserInfoStandardSchemeFactory implements SchemeFactory {
+    public UserInfoStandardScheme getScheme() {
+      return new UserInfoStandardScheme();
+    }
+  }
+
+  private static class UserInfoStandardScheme extends StandardScheme<UserInfo> {
+
+    public void read(org.apache.thrift.protocol.TProtocol iprot, UserInfo struct) throws org.apache.thrift.TException {
+      org.apache.thrift.protocol.TField schemeField;
+      iprot.readStructBegin();
+      while (true)
+      {
+        schemeField = iprot.readFieldBegin();
+        if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
+          break;
+        }
+        switch (schemeField.id) {
+          case 1: // USER_ID
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.userId = iprot.readString();
+              struct.setUserIdIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 2: // FIRST_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.firstName = iprot.readString();
+              struct.setFirstNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 3: // LAST_NAME
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.lastName = iprot.readString();
+              struct.setLastNameIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          case 4: // E_MAIL
+            if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
+              struct.eMail = iprot.readString();
+              struct.setEMailIsSet(true);
+            } else { 
+              org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+            }
+            break;
+          default:
+            org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
+        }
+        iprot.readFieldEnd();
+      }
+      iprot.readStructEnd();
+
+      // check for required fields of primitive type, which can't be checked in the validate method
+      struct.validate();
+    }
+
+    public void write(org.apache.thrift.protocol.TProtocol oprot, UserInfo struct) throws org.apache.thrift.TException {
+      struct.validate();
+
+      oprot.writeStructBegin(STRUCT_DESC);
+      if (struct.userId != null) {
+        oprot.writeFieldBegin(USER_ID_FIELD_DESC);
+        oprot.writeString(struct.userId);
+        oprot.writeFieldEnd();
+      }
+      if (struct.firstName != null) {
+        oprot.writeFieldBegin(FIRST_NAME_FIELD_DESC);
+        oprot.writeString(struct.firstName);
+        oprot.writeFieldEnd();
+      }
+      if (struct.lastName != null) {
+        oprot.writeFieldBegin(LAST_NAME_FIELD_DESC);
+        oprot.writeString(struct.lastName);
+        oprot.writeFieldEnd();
+      }
+      if (struct.eMail != null) {
+        oprot.writeFieldBegin(E_MAIL_FIELD_DESC);
+        oprot.writeString(struct.eMail);
+        oprot.writeFieldEnd();
+      }
+      oprot.writeFieldStop();
+      oprot.writeStructEnd();
+    }
+
+  }
+
+  private static class UserInfoTupleSchemeFactory implements SchemeFactory {
+    public UserInfoTupleScheme getScheme() {
+      return new UserInfoTupleScheme();
+    }
+  }
+
+  private static class UserInfoTupleScheme extends TupleScheme<UserInfo> {
+
+    @Override
+    public void write(org.apache.thrift.protocol.TProtocol prot, UserInfo struct) throws org.apache.thrift.TException {
+      TTupleProtocol oprot = (TTupleProtocol) prot;
+      BitSet optionals = new BitSet();
+      if (struct.isSetUserId()) {
+        optionals.set(0);
+      }
+      if (struct.isSetFirstName()) {
+        optionals.set(1);
+      }
+      if (struct.isSetLastName()) {
+        optionals.set(2);
+      }
+      if (struct.isSetEMail()) {
+        optionals.set(3);
+      }
+      oprot.writeBitSet(optionals, 4);
+      if (struct.isSetUserId()) {
+        oprot.writeString(struct.userId);
+      }
+      if (struct.isSetFirstName()) {
+        oprot.writeString(struct.firstName);
+      }
+      if (struct.isSetLastName()) {
+        oprot.writeString(struct.lastName);
+      }
+      if (struct.isSetEMail()) {
+        oprot.writeString(struct.eMail);
+      }
+    }
+
+    @Override
+    public void read(org.apache.thrift.protocol.TProtocol prot, UserInfo struct) throws org.apache.thrift.TException {
+      TTupleProtocol iprot = (TTupleProtocol) prot;
+      BitSet incoming = iprot.readBitSet(4);
+      if (incoming.get(0)) {
+        struct.userId = iprot.readString();
+        struct.setUserIdIsSet(true);
+      }
+      if (incoming.get(1)) {
+        struct.firstName = iprot.readString();
+        struct.setFirstNameIsSet(true);
+      }
+      if (incoming.get(2)) {
+        struct.lastName = iprot.readString();
+        struct.setLastNameIsSet(true);
+      }
+      if (incoming.get(3)) {
+        struct.eMail = iprot.readString();
+        struct.setEMailIsSet(true);
+      }
+    }
+  }
+
+}
+
diff --git a/src/main/thrift/imagemaster.thrift b/src/main/thrift/imagemaster.thrift
new file mode 100644
index 0000000..7986d4c
--- /dev/null
+++ b/src/main/thrift/imagemaster.thrift
@@ -0,0 +1,119 @@
+/**
+ * Define some namespace/package name for our stuff
+ */
+
+namespace java org.openslx.imagemaster.thrift.iface
+namespace php testing
+
+typedef string ID
+typedef string Token
+typedef string UUID
+typedef i64 Date
+
+enum AuthorizationError {
+	GENERIC_ERROR,
+	NOT_AUTHENTICATED,
+	NO_PERMISSION
+}
+
+enum AuthenticationError {
+	GENERIC_ERROR,
+	INVALID_CREDENTIALS,
+	ACCOUNT_SUSPENDED,
+	BANNED_NETWORK
+}
+
+enum ServerAuthenticationError {
+	GENERIC_ERROR,
+	INVALID_ORGANIZATION,
+	BANNED_NETWORK
+}
+
+enum ImageDataError {
+	INVALID_DATA,
+	UNKNOWN_IMAGE
+}
+
+exception AuthorizationException {
+	1: AuthorizationError number,
+	2: string message
+}
+
+exception AuthenticationException {
+	1: AuthenticationError number,
+	2: string message
+}
+
+exception InvalidTokenException {
+}
+
+exception ServerAuthenticationException {
+	1: ServerAuthenticationError number,
+	2: string message
+}
+
+exception ImageDataException {
+	1: ImageDataError number,
+	2: string message
+}
+
+struct UserInfo {
+	1: string userId,
+	2: string firstName,
+	3: string lastName,
+	4: string eMail
+}
+
+struct SessionData {
+	1: ID sessionId,
+	2: Token authToken,
+	3: string serverAddress
+}
+
+struct FtpCredentials {
+	1: string username,
+	2: string password,
+	3: string filename
+}
+
+struct ServerSessionData {
+	1: ID sessionId
+}
+
+struct ImageData {
+	1: UUID uuid,
+	2: i32 imageVersion,
+	3: string imageName,
+	4: Date imageCreateTime,
+	5: Date imageUpdateTime,
+	6: string imageOwner,
+	7: string conentOperatingSystem,
+	8: bool statusIsValid,
+	9: bool statusIsDeleted,
+	10: string imageShortDescription,
+	11: string imageLongDescription,
+	12: i64 fileSize
+}
+
+service ImageServer {
+
+	bool ping(),
+
+	SessionData authenticate(1:string username, 2:string password) throws (1:AuthenticationException failure),
+
+	UserInfo getUserFromToken(1:Token token) throws (1:InvalidTokenException failure),
+	
+	string startServerAuthentication(1:string organization) throws (1: ServerAuthenticationException failure),
+	
+	ServerSessionData serverAuthenticate(1:string organization, 2:binary challengeResponse) throws (1:ServerAuthenticationException failure),
+	
+	FtpCredentials submitImage(1:string serverSessionId, 2:ImageData imageDescription) throws (1:AuthorizationException failure, 2: ImageDataException failure2),
+	
+	bool finishedUpload(1:string ftpUser, 2:ImageData imageDescription) throws (1: ImageDataException failure),
+	
+	FtpCredentials getImage(1:UUID uuid, 2:string serverSessionId) throws (1:AuthorizationException failure, 2: ImageDataException failure2),
+	
+	bool finishedDownload(1:string ftpUser)
+
+}
+
diff --git a/thrift-compile.sh b/thrift-compile.sh
new file mode 100755
index 0000000..76be97c
--- /dev/null
+++ b/thrift-compile.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+rm -r gen-java
+thrift --gen java src/main/thrift/imagemaster.thrift && {
+	rm -r src/main/java/org/openslx/imagemaster/thrift/iface
+	cp -r gen-java/org src/main/java/
+}
+
+