diff options
Diffstat (limited to 'core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericInterfaceDevices.java')
| -rw-r--r-- | core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericInterfaceDevices.java | 48 |
1 files changed, 44 insertions, 4 deletions
diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericInterfaceDevices.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericInterfaceDevices.java index 3b45de78..ab44b784 100644 --- a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericInterfaceDevices.java +++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/configuration/TransformationGenericInterfaceDevices.java @@ -9,16 +9,52 @@ import org.openslx.virtualization.configuration.VirtualizationConfigurationQemuU import org.openslx.virtualization.configuration.transformation.TransformationException; import org.openslx.virtualization.configuration.transformation.TransformationGeneric; +/** + * Generic network interface transformation for Libvirt/QEMU virtualization configurations. + * + * @author Manuel Bentele + * @version 1.0 + */ public class TransformationGenericInterfaceDevices extends TransformationGeneric<Domain, CommandLineArgs> { - private static final String FILTER_NAME = "Network interface devices"; + /** + * Name of the configuration transformation. + */ + private static final String NAME = "Network interface devices"; + /** + * Creates a new network interface transformation for Libvirt/QEMU virtualization configurations. + */ public TransformationGenericInterfaceDevices() { - super( TransformationGenericInterfaceDevices.FILTER_NAME ); + super( TransformationGenericInterfaceDevices.NAME ); } - private void filterInterfaceDevice( Domain config, String macAddress, int index ) throws TransformationException + /** + * 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!" ); + } + } + + /** + * Transforms a network interface in a virtualization configuration selected by its + * {@code index}. + * + * @param config virtualization configuration for the transformation. + * @param macAddress MAC address for the network interface. + * @param index number of the network interface in the virtualization configuration that is + * selected. + * @throws TransformationException transformation has failed. + */ + private void transformInterfaceDevice( Domain config, String macAddress, int index ) throws TransformationException { final ArrayList<Interface> devices = config.getInterfaceDevices(); final Interface device = VirtualizationConfigurationQemuUtils.getArrayIndex( devices, index ); @@ -37,7 +73,11 @@ public class TransformationGenericInterfaceDevices extends TransformationGeneric @Override public void transform( Domain config, CommandLineArgs args ) throws TransformationException { - this.filterInterfaceDevice( config, args.getVmMacAddress0(), 0 ); + // validate configuration and input arguments + this.validateInputs( config, args ); + + // alter network interface + this.transformInterfaceDevice( config, args.getVmMacAddress0(), 0 ); // remove all additional disk storage devices final ArrayList<Interface> devices = config.getInterfaceDevices(); |