1 files changed, 59 insertions, 0 deletions
diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericMemory.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericMemory.java
new file mode 100644
index 00000000..fce373f7
--- /dev/null
+++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericMemory.java
@@ -0,0 +1,59 @@
+package org.openslx.runvirt.plugin.qemu.configuration;
+
+import java.math.BigInteger;
+
+import org.openslx.libvirt.domain.Domain;
+import org.openslx.libvirt.domain.DomainUtils;
+import org.openslx.runvirt.plugin.qemu.cmdln.CommandLineArgs;
+import org.openslx.virtualization.configuration.transformation.TransformationException;
+import org.openslx.virtualization.configuration.transformation.TransformationGeneric;
+
+/**
+ * Generic memory transformation for Libvirt/QEMU virtualization configurations.
+ * 
+ * @author Manuel Bentele
+ * @version 1.0
+ */
+public class TransformationGenericMemory extends TransformationGeneric<Domain, CommandLineArgs>
+{
+	/**
+	 * Name of the configuration transformation.
+	 */
+	private static final String NAME = "Memory [normal, current (balloning)]";
+
+	/**
+	 * Creates a new memory transformation for Libvirt/QEMU virtualization configurations.
+	 */
+	public TransformationGenericMemory()
+	{
+		super( TransformationGenericMemory.NAME );
+	}
+
+	/**
+	 * Validates a virtualization configuration and input arguments for this transformation.
+	 * 
+	 * @param config virtualization configuration for the validation.
+	 * @param args input arguments for the validation.
+	 * @throws TransformationException validation has failed.
+	 */
+	private void validateInputs( Domain config, CommandLineArgs args ) throws TransformationException
+	{
+		if ( config == null || args == null ) {
+			throw new TransformationException( "Virtualization configuration or input arguments are missing!" );
+		} else if ( args.getVmMemory() == null || args.getVmMemory().isEmpty() ) {
+			throw new TransformationException( "Amount of memory in MiB is not specified!" );
+		}
+	}
+
+	@Override
+	public void transform( Domain config, CommandLineArgs args ) throws TransformationException
+	{
+		// validate configuration and input arguments
+		this.validateInputs( config, args );
+
+		BigInteger memory = DomainUtils.decodeMemory( args.getVmMemory(), "MiB" );
+
+		config.setMemory( memory );
+		config.setCurrentMemory( memory );
+	}
+}