/**
*
*
* <pre>
* This method returns the role referenced by the {@link Collaboration} that is
* the type of the {@link CollaborationUse}.
*
* {@inheritDoc}
* </pre>
*/
public Object[] getElements(Object inputElement) {
Object[] children = null;
if (inputElement instanceof CollaborationUse) {
CollaborationUse parentUMLElement = (CollaborationUse) inputElement;
if (parentUMLElement.getType() != null) {
children = parentUMLElement.getType().getCollaborationRoles().toArray();
}
}
return children;
}
// TODO add types from the loaded resources
// traverse deep into the nested packages
public IContentAssistProcessor getCompletionProcessor(IAdaptable subject) {
CollaborationUse cu = doAdapt(subject);
String name = cu.getName() == null ? "" : cu.getName(); // $NON-NLS-1$
List<Type> types = getTypeProposals(cu);
LinkedList<String> names = new LinkedList<String>();
for (Type next : types) {
names.add(COLLABORATION_USE_FORMAT.format(new Object[] {name, next.getName()}));
}
FixedSetCompletionProcessor cp = new FixedSetCompletionProcessor(names);
cp.setContext(cu);
return cp;
}
public ICommand getParseCommand(IAdaptable element, String newString, int flags) {
CollaborationUse cu = doAdapt(element);
if (cu == null) {
return UnexecutableCommand.INSTANCE;
}
if (newString == null) {
return UnexecutableCommand.INSTANCE;
}
Collaboration oldType = cu.getType();
String oldName = cu.getName() == null ? "" : cu.getName(); // $NON-NLS-1$
List<Type> types = getTypeProposals(cu);
try {
Object[] parsed = COLLABORATION_USE_FORMAT.parse(newString);
String newName = (String) parsed[0];
CompositeCommand cc =
new CompositeCommand(
CustomMessages.CollaborationUseParser_collaboration_use_name_parser_command);
if (!oldName.equals(newName)) {
cc.add(
new SetValueCommand(
new SetRequest(cu, UMLPackage.eINSTANCE.getNamedElement_Name(), newName)));
}
if (parsed.length < 2) {
return cc;
}
String newType = (String) parsed[1];
for (Type next : types) {
if (newType.equals(next.getName()) && !newType.equals(oldType)) {
cc.add(
new SetValueCommand(
new SetRequest(cu, UMLPackage.eINSTANCE.getCollaborationUse_Type(), next)));
break;
}
}
return cc;
} catch (ParseException e) {
}
return UnexecutableCommand.INSTANCE;
}
private List<Type> getTypeProposals(CollaborationUse cu) {
EObject root = cu.eContainer();
while (root.eContainer() != null) {
root = root.eContainer();
}
if (false == root instanceof org.eclipse.uml2.uml.Package) {
return Collections.<Type>emptyList();
}
List<Type> types = new LinkedList<Type>();
for (Type next : ((org.eclipse.uml2.uml.Package) root).getOwnedTypes()) {
types.add(next);
}
return types;
}
/**
*
*
* <pre>
* The method executes the creation :
* - opens a selection dialog to choose a {@link ConnectableElement} reference as a role by the {@link CollaborationUse} type
* - created a dependency between the selected role and the {@link ConnectableElement} that will be bind to it
*
* {@inheritDoc}
* </pre>
*/
@Override
protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info)
throws ExecutionException {
if (!canExecute()) {
throw new ExecutionException(Messages.RoleBindingCreateCommand_INVALID_ARGS_MSG);
}
// Retrieve the graphical source of the binding.
// This differs from the semantic source of the binding which is a role of the
// CollaborationUse type.
CollaborationUse graphicalSource = (CollaborationUse) getSource();
// Create and open the selection dialog
ComposedAdapterFactory adapterFactory =
new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
Shell currentShell = new Shell(Display.getCurrent(), SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
ElementTreeSelectionDialog dialog =
new ElementTreeSelectionDialog(
currentShell,
new AdapterFactoryLabelProvider(adapterFactory),
new CollaborationRoleTreeContentProvider());
try {
// Set dialog parameters
dialog.setTitle(Messages.RoleBindingRoleSelectionDialog_Title);
dialog.setMessage(Messages.RoleBindingRoleSelectionDialog_Message);
dialog.setAllowMultiple(false);
dialog.setHelpAvailable(false);
// The source CollaborationUse is set as input for the selection dialog,
// the CollaborationRoleTreeContentProvider provides the roles that can possibly be
// selected.
dialog.setInput(graphicalSource);
dialog.open();
} finally {
adapterFactory.dispose();
}
// If a ConnectableElement has been selected, complete command execution
// using selection as the "newly created" element and make the edited
// Collaboration reference it in the CollaborationRoles eReference.
if (dialog.getReturnCode() == ElementTreeSelectionDialog.OK) {
ConnectableElement roleToBind = (ConnectableElement) dialog.getFirstResult();
// Create a Dependency (the binding) between selected role and a ConnectableElement
// (the target)
Dependency newBinding = UMLFactory.eINSTANCE.createDependency();
getContainer().getPackagedElements().add(newBinding);
newBinding.getClients().add(roleToBind);
newBinding.setName("binding_" + roleToBind.getName() + "_" + getTarget().getName());
newBinding.getSuppliers().add(getTarget());
graphicalSource.getRoleBindings().add(newBinding);
doConfigure(newBinding, monitor, info);
((CreateElementRequest) getRequest()).setNewElement(newBinding);
return CommandResult.newOKCommandResult(newBinding);
}
// No role selected: abort element creation
return CommandResult.newCancelledCommandResult();
}
public String getEditString(IAdaptable element, int flags) {
CollaborationUse cu = doAdapt(element);
String name = cu.getName() == null ? "" : cu.getName(); // $NON-NLS-1$
String type = cu.getType() == null ? "" : cu.getType().getName(); // $NON-NLS-1$
return COLLABORATION_USE_FORMAT.format(new Object[] {name, type});
}
