package org.eclipse.papyrus.uml.diagram.statemachine.edit.policies;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.emf.ecore.EAnnotation;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.common.core.command.ICompositeCommand;
import org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand;
import org.eclipse.gmf.runtime.emf.commands.core.command.CompositeTransactionalCommand;
import org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand;
import org.eclipse.gmf.runtime.emf.type.core.commands.DestroyReferenceCommand;
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.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.gmf.runtime.notation.Edge;
import org.eclipse.gmf.runtime.notation.Node;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.commands.wrappers.EMFtoGMFCommandWrapper;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.CommentAnnotatedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.CommentAnnotatedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.ConstraintConstrainedElementCreateCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.ConstraintConstrainedElementReorientCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.GeneralizationCreateCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.GeneralizationReorientCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.PseudostateEntryPointCreateCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.commands.PseudostateExitPointCreateCommand;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.CommentAnnotatedElementEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.ConstraintConstrainedElementEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.GeneralizationEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.PseudostateEntryPointEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.PseudostateExitPointEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.RegionEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.StateMachineCompartmentEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.edit.parts.TransitionEditPart;
import org.eclipse.papyrus.uml.diagram.statemachine.part.UMLVisualIDRegistry;
import org.eclipse.papyrus.uml.diagram.statemachine.providers.UMLElementTypes;
/**
* @generated
*/
public class StateMachineItemSemanticEditPolicy extends UMLBaseItemSemanticEditPolicy {
/**
* @generated
*/
public StateMachineItemSemanticEditPolicy() {
super(UMLElementTypes.StateMachine_2000);
}
/**
* @generated
*/
protected void addDestroyChildNodesCommand(ICompositeCommand cmd) {
View view = (View)getHost().getModel();
for(Iterator<?> nit = view.getChildren().iterator(); nit.hasNext();) {
Node node = (Node)nit.next();
switch(UMLVisualIDRegistry.getVisualID(node)) {
case PseudostateEntryPointEditPart.VISUAL_ID:
for(Iterator<?> it = node.getTargetEdges().iterator(); it.hasNext();) {
Edge incomingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(incomingLink)) {
case CommentAnnotatedElementEditPart.VISUAL_ID:
case ConstraintConstrainedElementEditPart.VISUAL_ID:
DestroyReferenceRequest destroyRefReq = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, incomingLink.getTarget().getElement(), false);
cmd.add(new DestroyReferenceCommand(destroyRefReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(incomingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
}
}
for(Iterator<?> it = node.getSourceEdges().iterator(); it.hasNext();) {
Edge outgoingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(outgoingLink)) {
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(outgoingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink));
break;
}
}
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), node.getElement(), false))); // directlyOwned: true
// don't need explicit deletion of node as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), node));
break;
case PseudostateExitPointEditPart.VISUAL_ID:
for(Iterator<?> it = node.getTargetEdges().iterator(); it.hasNext();) {
Edge incomingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(incomingLink)) {
case CommentAnnotatedElementEditPart.VISUAL_ID:
case ConstraintConstrainedElementEditPart.VISUAL_ID:
DestroyReferenceRequest destroyRefReq = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, incomingLink.getTarget().getElement(), false);
cmd.add(new DestroyReferenceCommand(destroyRefReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(incomingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
}
}
for(Iterator<?> it = node.getSourceEdges().iterator(); it.hasNext();) {
Edge outgoingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(outgoingLink)) {
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(outgoingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink));
break;
}
}
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), node.getElement(), false))); // directlyOwned: true
// don't need explicit deletion of node as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), node));
break;
case StateMachineCompartmentEditPart.VISUAL_ID:
for(Iterator<?> cit = node.getChildren().iterator(); cit.hasNext();) {
Node cnode = (Node)cit.next();
switch(UMLVisualIDRegistry.getVisualID(cnode)) {
case RegionEditPart.VISUAL_ID:
for(Iterator<?> it = cnode.getTargetEdges().iterator(); it.hasNext();) {
Edge incomingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(incomingLink)) {
case CommentAnnotatedElementEditPart.VISUAL_ID:
case ConstraintConstrainedElementEditPart.VISUAL_ID:
DestroyReferenceRequest destroyRefReq = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, incomingLink.getTarget().getElement(), false);
cmd.add(new DestroyReferenceCommand(destroyRefReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
}
}
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: true
// don't need explicit deletion of cnode as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode));
break;
case PseudostateEntryPointEditPart.VISUAL_ID:
for(Iterator<?> it = cnode.getTargetEdges().iterator(); it.hasNext();) {
Edge incomingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(incomingLink)) {
case CommentAnnotatedElementEditPart.VISUAL_ID:
case ConstraintConstrainedElementEditPart.VISUAL_ID:
DestroyReferenceRequest destroyRefReq = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, incomingLink.getTarget().getElement(), false);
cmd.add(new DestroyReferenceCommand(destroyRefReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(incomingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
}
}
for(Iterator<?> it = cnode.getSourceEdges().iterator(); it.hasNext();) {
Edge outgoingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(outgoingLink)) {
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(outgoingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink));
break;
}
}
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: true
// don't need explicit deletion of cnode as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode));
break;
case PseudostateExitPointEditPart.VISUAL_ID:
for(Iterator<?> it = cnode.getTargetEdges().iterator(); it.hasNext();) {
Edge incomingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(incomingLink)) {
case CommentAnnotatedElementEditPart.VISUAL_ID:
case ConstraintConstrainedElementEditPart.VISUAL_ID:
DestroyReferenceRequest destroyRefReq = new DestroyReferenceRequest(incomingLink.getSource().getElement(), null, incomingLink.getTarget().getElement(), false);
cmd.add(new DestroyReferenceCommand(destroyRefReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(incomingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), incomingLink));
break;
}
}
for(Iterator<?> it = cnode.getSourceEdges().iterator(); it.hasNext();) {
Edge outgoingLink = (Edge)it.next();
switch(UMLVisualIDRegistry.getVisualID(outgoingLink)) {
case TransitionEditPart.VISUAL_ID:
DestroyElementRequest destroyEltReq = new DestroyElementRequest(outgoingLink.getElement(), false);
cmd.add(new DestroyElementCommand(destroyEltReq));
cmd.add(new DeleteCommand(getEditingDomain(), outgoingLink));
break;
}
}
cmd.add(new DestroyElementCommand(new DestroyElementRequest(getEditingDomain(), cnode.getElement(), false))); // directlyOwned: true
// don't need explicit deletion of cnode as parent's view deletion would clean child views as well
// cmd.add(new org.eclipse.gmf.runtime.diagram.core.commands.DeleteCommand(getEditingDomain(), cnode));
break;
}
}
break;
}
}
}
/**
* @generated
*/
protected Command getCompleteCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.Generalization_19000 == req.getElementType()) {
return getGEFWrapper(new GeneralizationCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.CommentAnnotatedElement_667 == req.getElementType()) {
return getGEFWrapper(new CommentAnnotatedElementCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.ConstraintConstrainedElement_670 == req.getElementType()) {
return getGEFWrapper(new ConstraintConstrainedElementCreateCommand(req, req.getSource(), req.getTarget()));
}
return null;
}
/**
* @generated
*/
protected Command getCreateCommand(CreateElementRequest req) {
if(UMLElementTypes.Pseudostate_16000 == req.getElementType()) {
return getGEFWrapper(new PseudostateEntryPointCreateCommand(req));
}
if(UMLElementTypes.Pseudostate_17000 == req.getElementType()) {
return getGEFWrapper(new PseudostateExitPointCreateCommand(req));
}
return super.getCreateCommand(req);
}
/**
* @generated
*/
protected Command getCreateRelationshipCommand(CreateRelationshipRequest req) {
Command command = req.getTarget() == null ? getStartCreateRelationshipCommand(req) : getCompleteCreateRelationshipCommand(req);
return command != null ? command : super.getCreateRelationshipCommand(req);
}
/**
* @generated
*/
protected Command getDestroyElementCommand(DestroyElementRequest req) {
View view = (View)getHost().getModel();
CompositeTransactionalCommand cmd = new CompositeTransactionalCommand(getEditingDomain(), null);
cmd.setTransactionNestingEnabled(true);
EAnnotation annotation = view.getEAnnotation("Shortcut"); //$NON-NLS-1$
if(annotation == null) {
// there are indirectly referenced children, need extra commands: false
addDestroyChildNodesCommand(cmd);
addDestroyShortcutsCommand(cmd, view);
// delete host element
List<EObject> todestroy = new ArrayList<EObject>();
todestroy.add(req.getElementToDestroy());
//cmd.add(new org.eclipse.gmf.runtime.emf.type.core.commands.DestroyElementCommand(req));
cmd.add(new EMFtoGMFCommandWrapper(new org.eclipse.emf.edit.command.DeleteCommand(getEditingDomain(), todestroy)));
} else {
cmd.add(new DeleteCommand(getEditingDomain(), view));
}
return getGEFWrapper(cmd.reduce());
}
/**
* Returns command to reorient EClass based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
protected Command getReorientRelationshipCommand(ReorientRelationshipRequest req) {
switch(getVisualID(req)) {
case GeneralizationEditPart.VISUAL_ID:
return getGEFWrapper(new GeneralizationReorientCommand(req));
}
return super.getReorientRelationshipCommand(req);
}
/**
* Returns command to reorient EReference based link. New link target or source
* should be the domain model element associated with this node.
*
* @generated
*/
protected Command getReorientReferenceRelationshipCommand(ReorientReferenceRelationshipRequest req) {
switch(getVisualID(req)) {
case CommentAnnotatedElementEditPart.VISUAL_ID:
return getGEFWrapper(new CommentAnnotatedElementReorientCommand(req));
case ConstraintConstrainedElementEditPart.VISUAL_ID:
return getGEFWrapper(new ConstraintConstrainedElementReorientCommand(req));
}
return super.getReorientReferenceRelationshipCommand(req);
}
/**
* @generated
*/
protected Command getStartCreateRelationshipCommand(CreateRelationshipRequest req) {
if(UMLElementTypes.Generalization_19000 == req.getElementType()) {
return getGEFWrapper(new GeneralizationCreateCommand(req, req.getSource(), req.getTarget()));
}
if(UMLElementTypes.CommentAnnotatedElement_667 == req.getElementType()) {
return null;
}
if(UMLElementTypes.ConstraintConstrainedElement_670 == req.getElementType()) {
return null;
}
return null;
}
}