diff options
Diffstat (limited to 'org.eclipse.emf.refactor.comrel.diagram/src/comrel/diagram/edit/commands/MultiSinglePortMappingCreateCommand.java')
| -rw-r--r-- | org.eclipse.emf.refactor.comrel.diagram/src/comrel/diagram/edit/commands/MultiSinglePortMappingCreateCommand.java | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/org.eclipse.emf.refactor.comrel.diagram/src/comrel/diagram/edit/commands/MultiSinglePortMappingCreateCommand.java b/org.eclipse.emf.refactor.comrel.diagram/src/comrel/diagram/edit/commands/MultiSinglePortMappingCreateCommand.java new file mode 100644 index 0000000..5f8dc49 --- /dev/null +++ b/org.eclipse.emf.refactor.comrel.diagram/src/comrel/diagram/edit/commands/MultiSinglePortMappingCreateCommand.java @@ -0,0 +1,173 @@ +/*
+ *
+ */
+package comrel.diagram.edit.commands;
+
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.gmf.runtime.common.core.command.CommandResult;
+import org.eclipse.gmf.runtime.common.core.command.ICommand;
+import org.eclipse.gmf.runtime.emf.type.core.IElementType;
+import org.eclipse.gmf.runtime.emf.type.core.commands.EditElementCommand;
+import org.eclipse.gmf.runtime.emf.type.core.requests.ConfigureRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.CreateElementRequest;
+import org.eclipse.gmf.runtime.emf.type.core.requests.CreateRelationshipRequest;
+
+import comrel.CompositeRefactoring;
+import comrel.ComrelFactory;
+import comrel.MultiPort;
+import comrel.MultiSinglePortMapping;
+import comrel.SingleInputPort;
+import comrel.diagram.edit.policies.ComrelBaseItemSemanticEditPolicy;
+
+/**
+ * @generated
+ */
+public class MultiSinglePortMappingCreateCommand extends EditElementCommand {
+
+ /**
+ * @generated
+ */
+ private final EObject source;
+
+ /**
+ * @generated
+ */
+ private final EObject target;
+
+ /**
+ * @generated
+ */
+ private final CompositeRefactoring container;
+
+ /**
+ * @generated
+ */
+ public MultiSinglePortMappingCreateCommand(
+ CreateRelationshipRequest request, EObject source, EObject target) {
+ super(request.getLabel(), null, request);
+ this.source = source;
+ this.target = target;
+ container = deduceContainer(source, target);
+ }
+
+ /**
+ * @generated
+ */
+ public boolean canExecute() {
+ if (source == null && target == null) {
+ return false;
+ }
+ if (source != null && false == source instanceof MultiPort) {
+ return false;
+ }
+ if (target != null && false == target instanceof SingleInputPort) {
+ return false;
+ }
+ if (getSource() == null) {
+ return true; // link creation is in progress; source is not defined yet
+ }
+ // target may be null here but it's possible to check constraint
+ if (getContainer() == null) {
+ return false;
+ }
+ return ComrelBaseItemSemanticEditPolicy.getLinkConstraints()
+ .canCreateMultiSinglePortMapping_4003(getContainer(),
+ getSource(), getTarget());
+ }
+
+ /**
+ * @generated
+ */
+ protected CommandResult doExecuteWithResult(IProgressMonitor monitor,
+ IAdaptable info) throws ExecutionException {
+ if (!canExecute()) {
+ throw new ExecutionException(
+ "Invalid arguments in create link command"); //$NON-NLS-1$
+ }
+
+ MultiSinglePortMapping newElement = ComrelFactory.eINSTANCE
+ .createMultiSinglePortMapping();
+ getContainer().getPortMappings().add(newElement);
+ newElement.setSource(getSource());
+ newElement.setTarget(getTarget());
+ doConfigure(newElement, monitor, info);
+ ((CreateElementRequest) getRequest()).setNewElement(newElement);
+ return CommandResult.newOKCommandResult(newElement);
+
+ }
+
+ /**
+ * @generated
+ */
+ protected void doConfigure(MultiSinglePortMapping newElement,
+ IProgressMonitor monitor, IAdaptable info)
+ throws ExecutionException {
+ IElementType elementType = ((CreateElementRequest) getRequest())
+ .getElementType();
+ ConfigureRequest configureRequest = new ConfigureRequest(
+ getEditingDomain(), newElement, elementType);
+ configureRequest.setClientContext(((CreateElementRequest) getRequest())
+ .getClientContext());
+ configureRequest.addParameters(getRequest().getParameters());
+ configureRequest.setParameter(CreateRelationshipRequest.SOURCE,
+ getSource());
+ configureRequest.setParameter(CreateRelationshipRequest.TARGET,
+ getTarget());
+ ICommand configureCommand = elementType
+ .getEditCommand(configureRequest);
+ if (configureCommand != null && configureCommand.canExecute()) {
+ configureCommand.execute(monitor, info);
+ }
+ }
+
+ /**
+ * @generated
+ */
+ protected void setElementToEdit(EObject element) {
+ throw new UnsupportedOperationException();
+ }
+
+ /**
+ * @generated
+ */
+ protected MultiPort getSource() {
+ return (MultiPort) source;
+ }
+
+ /**
+ * @generated
+ */
+ protected SingleInputPort getTarget() {
+ return (SingleInputPort) target;
+ }
+
+ /**
+ * @generated
+ */
+ public CompositeRefactoring getContainer() {
+ return container;
+ }
+
+ /**
+ * Default approach is to traverse ancestors of the source to find instance of container.
+ * Modify with appropriate logic.
+ * @generated
+ */
+ private static CompositeRefactoring deduceContainer(EObject source,
+ EObject target) {
+ // Find container element for the new link.
+ // Climb up by containment hierarchy starting from the source
+ // and return the first element that is instance of the container class.
+ for (EObject element = source; element != null; element = element
+ .eContainer()) {
+ if (element instanceof CompositeRefactoring) {
+ return (CompositeRefactoring) element;
+ }
+ }
+ return null;
+ }
+
+}
|