1 files changed, 38 insertions, 0 deletions
diff --git a/dozentenmodulserver/api/src/main/java/org/openslx/bwlp/sat/api/handler/RFC3339DateFormat.java b/dozentenmodulserver/api/src/main/java/org/openslx/bwlp/sat/api/handler/RFC3339DateFormat.java
new file mode 100644
index 00000000..cf996787
--- /dev/null
+++ b/dozentenmodulserver/api/src/main/java/org/openslx/bwlp/sat/api/handler/RFC3339DateFormat.java
@@ -0,0 +1,38 @@
+package org.openslx.bwlp.sat.api.handler;
+
+import com.fasterxml.jackson.databind.util.StdDateFormat;
+
+import java.text.DateFormat;
+import java.text.FieldPosition;
+import java.text.ParsePosition;
+import java.util.Date;
+import java.util.GregorianCalendar;
+import java.util.TimeZone;
+
+public class RFC3339DateFormat extends DateFormat {
+  private static final long serialVersionUID = 1L;
+  private static final TimeZone TIMEZONE_Z = TimeZone.getTimeZone("UTC");
+
+  private final StdDateFormat fmt = new StdDateFormat()
+          .withTimeZone(TIMEZONE_Z)
+          .withColonInTimeZone(true);
+
+  public RFC3339DateFormat() {
+    this.calendar = new GregorianCalendar();
+  }
+
+  @Override
+  public Date parse(String source, ParsePosition pos) {
+    return fmt.parse(source, pos);
+  }
+
+  @Override
+  public StringBuffer format(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition) {
+    return fmt.format(date, toAppendTo, fieldPosition);
+  }
+
+  @Override
+  public Object clone() {
+    return this;
+  }
+}
+\ No newline at end of file