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/*****************************************************************************
* Copyright (c) 2009 Atos Origin.
*
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Atos Origin - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.diagram.sequence.edit.policies;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.gef.EditPart;
import org.eclipse.gef.commands.Command;
import org.eclipse.gmf.runtime.diagram.core.util.ViewUtil;
import org.eclipse.gmf.runtime.diagram.ui.commands.DeferredLayoutCommand;
import org.eclipse.gmf.runtime.diagram.ui.commands.ICommandProxy;
import org.eclipse.gmf.runtime.diagram.ui.commands.SetViewMutabilityCommand;
import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart;
import org.eclipse.gmf.runtime.diagram.ui.editpolicies.CanonicalEditPolicy;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateConnectionViewRequest;
import org.eclipse.gmf.runtime.diagram.ui.requests.CreateViewRequest;
import org.eclipse.gmf.runtime.diagram.ui.requests.RequestConstants;
import org.eclipse.gmf.runtime.emf.core.util.EObjectAdapter;
import org.eclipse.gmf.runtime.notation.Diagram;
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.diagram.sequence.edit.parts.ActionExecutionSpecificationEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.BehaviorExecutionSpecificationEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.CombinedFragment2EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.CombinedFragmentEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.CommentEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.ConsiderIgnoreFragmentEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.ConstraintEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.ContinuationEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.DestructionEventEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.DurationConstraintEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.DurationConstraintInMessageEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.DurationObservationEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.GeneralOrderingEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.InteractionEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.InteractionOperandEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.InteractionUseEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.LifelineEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.Message2EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.Message3EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.Message4EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.Message5EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.Message6EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.Message7EditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.MessageEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.PackageEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.StateInvariantEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.TimeConstraintEditPart;
import org.eclipse.papyrus.diagram.sequence.edit.parts.TimeObservationEditPart;
import org.eclipse.papyrus.diagram.sequence.part.UMLDiagramUpdater;
import org.eclipse.papyrus.diagram.sequence.part.UMLLinkDescriptor;
import org.eclipse.papyrus.diagram.sequence.part.UMLNodeDescriptor;
import org.eclipse.papyrus.diagram.sequence.part.UMLVisualIDRegistry;
import org.eclipse.uml2.uml.UMLPackage;
/**
* @generated
*/
public class PackageCanonicalEditPolicy extends CanonicalEditPolicy {
/**
* @generated
*/
protected EStructuralFeature getFeatureToSynchronize() {
return UMLPackage.eINSTANCE.getPackage_PackagedElement();
}
/**
* @generated
*/
@SuppressWarnings("rawtypes")
protected List getSemanticChildrenList() {
View viewObject = (View)getHost().getModel();
LinkedList<EObject> result = new LinkedList<EObject>();
List<UMLNodeDescriptor> childDescriptors = UMLDiagramUpdater.getPackage_1000SemanticChildren(viewObject);
for(UMLNodeDescriptor d : childDescriptors) {
result.add(d.getModelElement());
}
return result;
}
/**
* @generated
*/
protected boolean isOrphaned(Collection<EObject> semanticChildren, final View view) {
return isMyDiagramElement(view) && !semanticChildren.contains(view.getElement());
}
/**
* @generated
*/
private boolean isMyDiagramElement(View view) {
return InteractionEditPart.VISUAL_ID == UMLVisualIDRegistry.getVisualID(view);
}
/**
* @generated
*/
protected void refreshSemantic() {
if(resolveSemanticElement() == null) {
return;
}
LinkedList<IAdaptable> createdViews = new LinkedList<IAdaptable>();
List<UMLNodeDescriptor> childDescriptors = UMLDiagramUpdater.getPackage_1000SemanticChildren((View)getHost().getModel());
LinkedList<View> orphaned = new LinkedList<View>();
// we care to check only views we recognize as ours
LinkedList<View> knownViewChildren = new LinkedList<View>();
for(View v : getViewChildren()) {
if(isMyDiagramElement(v)) {
knownViewChildren.add(v);
}
}
// alternative to #cleanCanonicalSemanticChildren(getViewChildren(), semanticChildren)
//
// iteration happens over list of desired semantic elements, trying to find best matching View, while original CEP
// iterates views, potentially losing view (size/bounds) information - i.e. if there are few views to reference same EObject, only last one
// to answer isOrphaned == true will be used for the domain element representation, see #cleanCanonicalSemanticChildren()
for(Iterator<UMLNodeDescriptor> descriptorsIterator = childDescriptors.iterator(); descriptorsIterator.hasNext();) {
UMLNodeDescriptor next = descriptorsIterator.next();
String hint = UMLVisualIDRegistry.getType(next.getVisualID());
LinkedList<View> perfectMatch = new LinkedList<View>(); // both semanticElement and hint match that of NodeDescriptor
for(View childView : getViewChildren()) {
EObject semanticElement = childView.getElement();
if(next.getModelElement().equals(semanticElement)) {
if(hint.equals(childView.getType())) {
perfectMatch.add(childView);
// actually, can stop iteration over view children here, but
// may want to use not the first view but last one as a 'real' match (the way original CEP does
// with its trick with viewToSemanticMap inside #cleanCanonicalSemanticChildren
}
}
}
if(perfectMatch.size() > 0) {
descriptorsIterator.remove(); // precise match found no need to create anything for the NodeDescriptor
// use only one view (first or last?), keep rest as orphaned for further consideration
knownViewChildren.remove(perfectMatch.getFirst());
}
}
// those left in knownViewChildren are subject to removal - they are our diagram elements we didn't find match to,
// or those we have potential matches to, and thus need to be recreated, preserving size/location information.
orphaned.addAll(knownViewChildren);
//
ArrayList<CreateViewRequest.ViewDescriptor> viewDescriptors = new ArrayList<CreateViewRequest.ViewDescriptor>(childDescriptors.size());
for(UMLNodeDescriptor next : childDescriptors) {
String hint = UMLVisualIDRegistry.getType(next.getVisualID());
IAdaptable elementAdapter = new CanonicalElementAdapter(next.getModelElement(), hint);
CreateViewRequest.ViewDescriptor descriptor = new CreateViewRequest.ViewDescriptor(elementAdapter, Node.class, hint, ViewUtil.APPEND, false, host().getDiagramPreferencesHint());
viewDescriptors.add(descriptor);
}
boolean changed = deleteViews(orphaned.iterator());
//
CreateViewRequest request = getCreateViewRequest(viewDescriptors);
Command cmd = getCreateViewCommand(request);
if(cmd != null && cmd.canExecute()) {
SetViewMutabilityCommand.makeMutable(new EObjectAdapter(host().getNotationView())).execute();
executeCommand(cmd);
@SuppressWarnings("unchecked")
List<IAdaptable> nl = (List<IAdaptable>)request.getNewObject();
createdViews.addAll(nl);
}
if(changed || createdViews.size() > 0) {
postProcessRefreshSemantic(createdViews);
}
Collection<IAdaptable> createdConnectionViews = refreshConnections();
if(createdViews.size() > 1) {
// perform a layout of the container
DeferredLayoutCommand layoutCmd = new DeferredLayoutCommand(host().getEditingDomain(), createdViews, host());
executeCommand(new ICommandProxy(layoutCmd));
}
createdViews.addAll(createdConnectionViews);
makeViewsImmutable(createdViews);
}
/**
* @generated
*/
private Diagram getDiagram() {
return ((View)getHost().getModel()).getDiagram();
}
/**
* @generated
*/
private Collection<IAdaptable> refreshConnections() {
Map<EObject, View> domain2NotationMap = new HashMap<EObject, View>();
Collection<UMLLinkDescriptor> linkDescriptors = collectAllLinks(getDiagram(), domain2NotationMap);
Collection existingLinks = new LinkedList(getDiagram().getEdges());
for(Iterator linksIterator = existingLinks.iterator(); linksIterator.hasNext();) {
Edge nextDiagramLink = (Edge)linksIterator.next();
int diagramLinkVisualID = UMLVisualIDRegistry.getVisualID(nextDiagramLink);
if(diagramLinkVisualID == -1) {
if(nextDiagramLink.getSource() != null && nextDiagramLink.getTarget() != null) {
linksIterator.remove();
}
continue;
}
EObject diagramLinkObject = nextDiagramLink.getElement();
EObject diagramLinkSrc = nextDiagramLink.getSource().getElement();
EObject diagramLinkDst = nextDiagramLink.getTarget().getElement();
for(Iterator<UMLLinkDescriptor> linkDescriptorsIterator = linkDescriptors.iterator(); linkDescriptorsIterator.hasNext();) {
UMLLinkDescriptor nextLinkDescriptor = linkDescriptorsIterator.next();
if(diagramLinkObject == nextLinkDescriptor.getModelElement() && diagramLinkSrc == nextLinkDescriptor.getSource() && diagramLinkDst == nextLinkDescriptor.getDestination() && diagramLinkVisualID == nextLinkDescriptor.getVisualID()) {
linksIterator.remove();
linkDescriptorsIterator.remove();
break;
}
}
}
deleteViews(existingLinks.iterator());
return createConnections(linkDescriptors, domain2NotationMap);
}
/**
* @generated
*/
private Collection<UMLLinkDescriptor> collectAllLinks(View view, Map<EObject, View> domain2NotationMap) {
if(!PackageEditPart.MODEL_ID.equals(UMLVisualIDRegistry.getModelID(view))) {
return Collections.emptyList();
}
LinkedList<UMLLinkDescriptor> result = new LinkedList<UMLLinkDescriptor>();
switch(UMLVisualIDRegistry.getVisualID(view)) {
case PackageEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getPackage_1000ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case InteractionEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getInteraction_2001ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case ConsiderIgnoreFragmentEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getConsiderIgnoreFragment_3007ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case CombinedFragmentEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getCombinedFragment_3004ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case InteractionOperandEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getInteractionOperand_3005ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case InteractionUseEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getInteractionUse_3002ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case ContinuationEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getContinuation_3016ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case LifelineEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getLifeline_3001ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case ActionExecutionSpecificationEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getActionExecutionSpecification_3006ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case BehaviorExecutionSpecificationEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getBehaviorExecutionSpecification_3003ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case StateInvariantEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getStateInvariant_3017ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case CombinedFragment2EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getCombinedFragment_3018ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case TimeConstraintEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getTimeConstraint_3019ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case TimeObservationEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getTimeObservation_3020ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case DurationConstraintEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getDurationConstraint_3021ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case DestructionEventEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getDestructionEvent_3022ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case ConstraintEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getConstraint_3008ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case CommentEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getComment_3009ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case DurationConstraintInMessageEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getDurationConstraint_3023ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case DurationObservationEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getDurationObservation_3024ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case MessageEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4003ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case Message2EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4004ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case Message3EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4005ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case Message4EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4006ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case Message5EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4007ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case Message6EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4008ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case Message7EditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getMessage_4009ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
case GeneralOrderingEditPart.VISUAL_ID:
{
if(!domain2NotationMap.containsKey(view.getElement())) {
result.addAll(UMLDiagramUpdater.getGeneralOrdering_4012ContainedLinks(view));
}
if(!domain2NotationMap.containsKey(view.getElement()) || view.getEAnnotation("Shortcut") == null) { //$NON-NLS-1$
domain2NotationMap.put(view.getElement(), view);
}
break;
}
}
for(Iterator children = view.getChildren().iterator(); children.hasNext();) {
result.addAll(collectAllLinks((View)children.next(), domain2NotationMap));
}
for(Iterator edges = view.getSourceEdges().iterator(); edges.hasNext();) {
result.addAll(collectAllLinks((View)edges.next(), domain2NotationMap));
}
return result;
}
/**
* @generated
*/
private Collection<IAdaptable> createConnections(Collection<UMLLinkDescriptor> linkDescriptors, Map<EObject, View> domain2NotationMap) {
LinkedList<IAdaptable> adapters = new LinkedList<IAdaptable>();
for(UMLLinkDescriptor nextLinkDescriptor : linkDescriptors) {
EditPart sourceEditPart = getEditPart(nextLinkDescriptor.getSource(), domain2NotationMap);
EditPart targetEditPart = getEditPart(nextLinkDescriptor.getDestination(), domain2NotationMap);
if(sourceEditPart == null || targetEditPart == null) {
continue;
}
CreateConnectionViewRequest.ConnectionViewDescriptor descriptor = new CreateConnectionViewRequest.ConnectionViewDescriptor(nextLinkDescriptor.getSemanticAdapter(), UMLVisualIDRegistry.getType(nextLinkDescriptor.getVisualID()), ViewUtil.APPEND, false, ((IGraphicalEditPart)getHost()).getDiagramPreferencesHint());
CreateConnectionViewRequest ccr = new CreateConnectionViewRequest(descriptor);
ccr.setType(RequestConstants.REQ_CONNECTION_START);
ccr.setSourceEditPart(sourceEditPart);
sourceEditPart.getCommand(ccr);
ccr.setTargetEditPart(targetEditPart);
ccr.setType(RequestConstants.REQ_CONNECTION_END);
Command cmd = targetEditPart.getCommand(ccr);
if(cmd != null && cmd.canExecute()) {
executeCommand(cmd);
IAdaptable viewAdapter = (IAdaptable)ccr.getNewObject();
if(viewAdapter != null) {
adapters.add(viewAdapter);
}
}
}
return adapters;
}
/**
* @generated
*/
private EditPart getEditPart(EObject domainModelElement, Map<EObject, View> domain2NotationMap) {
View view = (View)domain2NotationMap.get(domainModelElement);
if(view != null) {
return (EditPart)getHost().getViewer().getEditPartRegistry().get(view);
}
return null;
}
}
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