@Override
protected CommandResult doExecuteWithResult(
IProgressMonitor progressMonitor, org.eclipse.core.runtime.IAdaptable info)
throws ExecutionException {
CommandResult cmdResult = super.doExecuteWithResult(progressMonitor, info);
if (!cmdResult.getStatus().isOK()) {
if (cmdResult.getStatus().getSeverity() != IStatus.CANCEL) {
Activator.log.error(cmdResult.getStatus().getException());
}
return cmdResult;
}
Object returnValue = cmdResult.getReturnValue();
if (returnValue instanceof List<?>) {
_selectedCmd =
(Command)
((List<?>) returnValue)
.get(((List<?>) returnValue).size() - 1); // Returns the last command
} else {
_selectedCmd = (Command) cmdResult.getReturnValue();
}
Assert.isTrue(_selectedCmd != null && _selectedCmd.canExecute());
_selectedCmd.execute();
return CommandResult.newOKCommandResult();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.papyrus.commands.ICreationCommand#createDiagram(org.eclipse.emf.ecore.resource.Resource, org.eclipse.emf.ecore.EObject,
* org.eclipse.emf.ecore.EObject, org.eclipse.papyrus.infra.viewpoints.policy.ViewPrototype, java.lang.String)
*/
@Override
public final Diagram createDiagram(
ModelSet modelSet, EObject owner, EObject element, ViewPrototype prototype, String name) {
ICommand createCmd = getCreateDiagramCommand(modelSet, owner, element, prototype, name);
TransactionalEditingDomain dom = modelSet.getTransactionalEditingDomain();
CompositeCommand cmd = new CompositeCommand("Create diagram");
cmd.add(createCmd);
cmd.add(new OpenDiagramCommand(dom, createCmd));
try {
IStatus status =
CheckedOperationHistory.getInstance().execute(cmd, new NullProgressMonitor(), null);
if (status.isOK()) {
CommandResult result = cmd.getCommandResult();
Object returnValue = result.getReturnValue();
// CompositeCommands should always return a collection
if (returnValue instanceof Collection<?>) {
for (Object returnElement : (Collection<?>) returnValue) {
if (returnElement instanceof Diagram) {
return (Diagram) returnElement;
}
}
}
} else if (status.getSeverity() != IStatus.CANCEL) {
StatusManager.getManager().handle(status, StatusManager.SHOW);
}
} catch (ExecutionException ex) {
Activator.log.error(ex);
}
return null;
}
private EObject create(EObject origin, EReference reference, String typeID) {
IElementType itype = ElementTypeRegistry.getInstance().getType(typeID);
CreateElementRequest request = new CreateElementRequest(origin, itype, reference);
ICommand command = service.getEditCommand(request);
IStatus status = null;
try {
status = command.execute(null, null);
} catch (ExecutionException e) {
return null;
}
if (!status.isOK()) {
return null;
}
CommandResult result = command.getCommandResult();
if (result == null) {
return null;
}
return (EObject) result.getReturnValue();
}
