/*
*
*/
package org.eclipse.papyrus.uml.diagram.deployment.edit.policies;
import java.util.Iterator;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.transaction.TransactionalEditingDomain;
import org.eclipse.gef.Request;
import org.eclipse.gef.commands.Command;
import org.eclipse.gef.commands.UnexecutableCommand;
import org.eclipse.gef.requests.ReconnectRequest;
import org.eclipse.gmf.runtime.common.core.command.ICommand;
import org.eclipse.gmf.runtime.common.core.command.ICompositeCommand;
import org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand;
import org.eclipse.gmf.runtime.diagram.ui.commands.CommandProxy;
import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.SemanticEditPolicy;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.IElementType;
import org.eclipse.gmf.runtime.emf.type.core.commands.MoveElementsCommand;
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 org.eclipse.gmf.runtime.emf.type.core.requests.DestroyElementRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyReferenceRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DestroyRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.DuplicateElementsRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.GetEditContextRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.IEditCommandRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.MoveRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.SetRequest;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.infra.extendedtypes.types.IExtendedHintedElementType;
import org.eclipse.papyrus.infra.services.edit.service.ElementEditServiceUtils;
import org.eclipse.papyrus.infra.services.edit.service.IElementEditService;
import org.eclipse.papyrus.uml.diagram.common.helper.UMLBaseEditHelper;
import org.eclipse.papyrus.uml.diagram.deployment.part.UMLDiagramEditorPlugin;
import org.eclipse.papyrus.uml.diagram.deployment.part.UMLVisualIDRegistry;
import org.eclipse.papyrus.uml.diagram.deployment.providers.UMLElementTypes;
import org.eclipse.uml2.uml.Artifact;
import org.eclipse.uml2.uml.Classifier;
import org.eclipse.uml2.uml.Comment;
import org.eclipse.uml2.uml.Constraint;
import org.eclipse.uml2.uml.Dependency;
import org.eclipse.uml2.uml.Deployment;
import org.eclipse.uml2.uml.DeploymentTarget;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Generalization;
import org.eclipse.uml2.uml.Manifestation;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.Package;
/**
* @generated
*/
public class UMLBaseItemSemanticEditPolicy extends SemanticEditPolicy {
/**
* Extended request data key to hold editpart visual id.
*
* @generated
*/
public static final String VISUAL_ID_KEY = "visual_id"; //$NON-NLS-1$
/**
* Extended request data key to hold the edge view during a reconnect request.
*
* @generated
*/
public static final String GRAPHICAL_RECONNECTED_EDGE = "graphical_edge"; //$NON-NLS-1$
/**
* @generated
*/
private final IElementType myElementType;
/**
* @generated
*/
protected UMLBaseItemSemanticEditPolicy(IElementType elementType) {
myElementType = elementType;
}
/**
* Extended request data key to hold editpart visual id. Add visual id of edited editpart to extended data
* of the request so command switch can decide what kind of diagram element is being edited. It is done in
* those cases when it's not possible to deduce diagram element kind from domain element. Add the
* reoriented view to the request extended data so that the view currently edited can be distinguished
* from other views of the same element and these latter possibly removed if they become inconsistent
* after reconnect
*
* @generated
*/
@SuppressWarnings("unchecked")
public Command getCommand(Request request) {
if(request instanceof ReconnectRequest) {
Object view = ((ReconnectRequest)request).getConnectionEditPart().getModel();
if(view instanceof View) {
Integer id = new Integer(UMLVisualIDRegistry.getVisualID((View)view));
request.getExtendedData().put(VISUAL_ID_KEY, id);
request.getExtendedData().put(GRAPHICAL_RECONNECTED_EDGE, (View)view);
}
}
return super.getCommand(request);
}
/**
* Returns visual id from request parameters.
*
* @generated
*/
protected int getVisualID(IEditCommandRequest request) {
Object id = request.getParameter(VISUAL_ID_KEY);
return id instanceof Integer ? ((Integer)id).intValue() : -1;
}
/**
* @generated
*/
protected Command getSemanticCommand(IEditCommandRequest request) {
IEditCommandRequest completedRequest = completeRequest(request);
Command semanticCommand = getSemanticCommandSwitch(completedRequest);
semanticCommand = getEditHelperCommand(completedRequest, semanticCommand);
if(completedRequest instanceof DestroyRequest) {
DestroyRequest destroyRequest = (DestroyRequest)completedRequest;
return shouldProceed(destroyRequest) ? addDeleteViewCommand(semanticCommand, destroyRequest) : null;
}
return semanticCommand;
}
/**
* @generated
*/
protected Command addDeleteViewCommand(Command mainCommand, DestroyRequest completedRequest) {
Command deleteViewCommand = getGEFWrapper(new DeleteCommand(getEditingDomain(), (View)getHost().getModel()));
return mainCommand == null ? deleteViewCommand : mainCommand.chain(deleteViewCommand);
}
/**
* @generated
*/
private Command getEditHelperCommand(IEditCommandRequest request, Command editPolicyCommand) {
if(editPolicyCommand != null) {
ICommand command = editPolicyCommand instanceof ICommandProxy ? ((ICommandProxy)editPolicyCommand).getICommand() : new CommandProxy(editPolicyCommand);
request.setParameter(UMLBaseEditHelper.EDIT_POLICY_COMMAND, command);
}
IElementType requestContextElementType = getContextElementType(request);
request.setParameter(UMLBaseEditHelper.CONTEXT_ELEMENT_TYPE, requestContextElementType);
ICommand command = requestContextElementType.getEditCommand(request);
request.setParameter(UMLBaseEditHelper.EDIT_POLICY_COMMAND, null);
request.setParameter(UMLBaseEditHelper.CONTEXT_ELEMENT_TYPE, null);
if(command != null) {
if(!(command instanceof CompositeTransactionalCommand)) {
command = new CompositeTransactionalCommand(getEditingDomain(), command.getLabel()).compose(command);
}
return new ICommandProxy(command);
}
return editPolicyCommand;
}
/**
* @generated
*/
protected IElementType getContextElementType(IEditCommandRequest request) {
IElementType requestContextElementType = UMLElementTypes.getElementType(getVisualID(request));
return requestContextElementType != null ? requestContextElementType : myElementType;
}
/**
* @generated
*/
protected Command getSemanticCommandSwitch(IEditCommandRequest req) {
if(req instanceof CreateRelationshipRequest) {
return getCreateRelationshipCommand((CreateRelationshipRequest)req);
} else if(req instanceof CreateElementRequest) {
return getCreateCommand((CreateElementRequest)req);
} else if(req instanceof ConfigureRequest) {
return getConfigureCommand((ConfigureRequest)req);
} else if(req instanceof DestroyElementRequest) {
return getDestroyElementCommand((DestroyElementRequest)req);
} else if(req instanceof DestroyReferenceRequest) {
return getDestroyReferenceCommand((DestroyReferenceRequest)req);
} else if(req instanceof DuplicateElementsRequest) {
return getDuplicateCommand((DuplicateElementsRequest)req);
} else if(req instanceof GetEditContextRequest) {
return getEditContextCommand((GetEditContextRequest)req);
} else if(req instanceof MoveRequest) {
return getMoveCommand((MoveRequest)req);
} else if(req instanceof ReorientReferenceRelationshipRequest) {
return getReorientReferenceRelationshipCommand((ReorientReferenceRelationshipRequest)req);
} else if(req instanceof ReorientRelationshipRequest) {
return getReorientRelationshipCommand((ReorientRelationshipRequest)req);
} else if(req instanceof SetRequest) {
return getSetCommand((SetRequest)req);
}
return null;
}
/**
* @generated
*/
protected Command getConfigureCommand(ConfigureRequest req) {
return null;
}
/**
* @generated
*/
protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
return null;
}
/**
* @generated
*/
protected Command getCreateCommand(CreateElementRequest req) {
// check if the type is an extended type, and then create directly the
// element...
IElementType type = req.getElementType();
if(type instanceof IExtendedHintedElementType) {
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(req.getContainer());
if(provider == null) {
return UnexecutableCommand.INSTANCE;
}
// Retrieve create command from the Element Edit service
ICommand createGMFCommand = provider.getEditCommand(req);
return getGEFWrapper(createGMFCommand);
}
return null;
}
/**
* @generated
*/
protected Command getSetCommand(SetRequest req) {
return null;
}
/**
* @generated
*/
protected Command getEditContextCommand(GetEditContextRequest req) {
return null;
}
/**
* @generated
*/
protected Command getDestroyElementCommand(DestroyElementRequest req) {
return null;
}
/**
* @generated
*/
protected Command getDestroyReferenceCommand(DestroyReferenceRequest req) {
return null;
}
/**
* @generated
*/
protected Command getDuplicateCommand(DuplicateElementsRequest req) {
return null;
}
/**
* @generated
*/
protected Command getMoveCommand(MoveRequest req) {
EObject targetCEObject = req.getTargetContainer();
if(targetCEObject != null) {
IElementEditService provider = ElementEditServiceUtils.getCommandProvider(targetCEObject);
if(provider != null) {
ICommand moveCommand = provider.getEditCommand(req);
if(moveCommand != null) {
return new ICommandProxy(moveCommand);
}
}
return UnexecutableCommand.INSTANCE;
} else {
return getGEFWrapper(new MoveElementsCommand(req));
}
}
/**
* @generated
*/
protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) {
return UnexecutableCommand.INSTANCE;
}
/**
* @generated
*/
protected Command getReorientRelationshipCommand(ReorientRelationshipRequest req) {
return UnexecutableCommand.INSTANCE;
}
/**
* @generated
*/
protected final Command getGEFWrapper(ICommand cmd) {
return new ICommandProxy(cmd);
}
/**
* Returns editing domain from the host edit part.
*
* @generated
*/
protected TransactionalEditingDomain getEditingDomain() {
return ((IGraphicalEditPart)getHost()).getEditingDomain();
}
/**
* Clean all shortcuts to the host element from the same diagram
*
* @generated
*/
protected void addDestroyShortcutsCommand(ICompositeCommand cmd, View view) {
assert view.getEAnnotation("Shortcut") == null; //$NON-NLS-1$
for(Iterator it = view.getDiagram().getChildren().iterator(); it.hasNext();) {
View nextView = (View)it.next();
if(nextView.getEAnnotation("Shortcut") == null || !nextView.isSetElement() || nextView.getElement() != view.getElement()) { //$NON-NLS-1$
continue;
}
cmd.add(new DeleteCommand(getEditingDomain(), nextView));
}
}
/**
* @generated
*/
public static LinkConstraints getLinkConstraints() {
LinkConstraints cached = UMLDiagramEditorPlugin.getInstance().getLinkConstraints();
if(cached == null) {
UMLDiagramEditorPlugin.getInstance().setLinkConstraints(cached = new LinkConstraints());
}
return cached;
}
/**
* @generated
*/
public static class LinkConstraints {
/**
* @generated
*/
public LinkConstraints() {
// use static method #getLinkConstraints() to access instance
}
/**
* @generated
*/
public boolean canCreateLink_4005() {
return canExistLink_4005();
}
/**
* @generated
*/
public boolean canCreateCommentAnnotatedElement_4008(Comment source, Element target) {
if(source != null) {
if(source.getAnnotatedElements().contains(target)) {
return false;
}
}
return canExistCommentAnnotatedElement_4008(source, target);
}
/**
* @generated
*/
public boolean canCreateConstraintConstrainedElement_4009(Constraint source, Element target) {
if(source != null) {
if(source.getConstrainedElements().contains(target)) {
return false;
}
}
return canExistConstraintConstrainedElement_4009(source, target);
}
/**
* @generated
*/
public boolean canCreateDeployment_4001(DeploymentTarget container, NamedElement source, NamedElement target) {
return canExistDeployment_4001(container, null, source, target);
}
/**
* @generated
*/
public boolean canCreateManifestation_4002(Artifact container, NamedElement source, NamedElement target) {
return canExistManifestation_4002(container, null, source, target);
}
/**
* @generated
*/
public boolean canCreateGeneralization_4003(Classifier container, Classifier source, Classifier target) {
return canExistGeneralization_4003(container, null, source, target);
}
/**
* @generated
*/
public boolean canCreateDependency_4004(Package container, NamedElement source, NamedElement target) {
return canExistDependency_4004(container, null, source, target);
}
/**
* @generated
*/
public boolean canExistLink_4005() {
return true;
}
/**
* @generated
*/
public boolean canExistCommentAnnotatedElement_4008(Comment source, Element target) {
return true;
}
/**
* @generated
*/
public boolean canExistConstraintConstrainedElement_4009(Constraint source, Element target) {
return true;
}
/**
* @generated
*/
public boolean canExistDeployment_4001(DeploymentTarget container, Deployment linkInstance, NamedElement source, NamedElement target) {
return true;
}
/**
* @generated
*/
public boolean canExistManifestation_4002(Artifact container, Manifestation linkInstance, NamedElement source, NamedElement target) {
return true;
}
/**
* @generated
*/
public boolean canExistGeneralization_4003(Classifier container, Generalization linkInstance, Classifier source, Classifier target) {
return true;
}
/**
* @generated
*/
public boolean canExistDependency_4004(Package container, Dependency linkInstance, NamedElement source, NamedElement target) {
return true;
}
}
}