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/*****************************************************************************
* Copyright (c) 2015 Christian W. Damus and others.
*
* 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:
* Christian W. Damus - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.infra.gmfdiag.common.sync.tests;
import static org.junit.Assert.fail;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.common.command.Command;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.gef.EditPart;
import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.gmfdiag.canonical.strategy.ISemanticChildrenStrategy;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.ContainerChildrenSyncFeature;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.DiagramEdgesSyncFeature;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.EditPartMasterSlaveSyncBucket;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.EditPartSyncRegistry;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.NodePositionSyncFeature;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.NodeSizeSyncFeature;
import org.eclipse.papyrus.infra.gmfdiag.common.sync.SyncStyles;
import org.eclipse.papyrus.infra.sync.SyncBucket;
import org.eclipse.papyrus.infra.sync.SyncItem;
import org.eclipse.papyrus.infra.sync.SyncRegistry;
import org.eclipse.papyrus.infra.sync.service.ISyncAction;
import org.eclipse.papyrus.infra.sync.service.ISyncService;
import org.eclipse.papyrus.infra.sync.service.ISyncTrigger;
import org.eclipse.papyrus.junit.utils.rules.PapyrusEditorFixture;
import org.eclipse.papyrus.uml.diagram.common.canonical.DefaultUMLSemanticChildrenStrategy;
import org.eclipse.uml2.uml.Association;
import org.eclipse.uml2.uml.Package;
import org.junit.rules.RuleChain;
import org.junit.rules.TestRule;
import org.junit.rules.TestWatcher;
import org.junit.runner.Description;
/**
* A container of synchronization configurations for the test suite.
*/
public class TestSyncFixture extends TestWatcher {
private final PapyrusEditorFixture editor;
private static PapyrusEditorFixture current;
private TestSyncFixture(PapyrusEditorFixture editor) {
super();
this.editor = editor;
}
static TestRule compose(PapyrusEditorFixture editor) {
return RuleChain.outerRule(new TestSyncFixture(editor)).around(editor);
}
@Override
protected void starting(Description description) {
current = editor;
}
@Override
protected void finished(Description description) {
current = null;
}
public static class TestClassDiagramSyncTrigger implements ISyncTrigger {
public TestClassDiagramSyncTrigger() {
super();
}
public boolean isTriggeredOn(Object object) {
boolean result = false;
if ((current != null) && (object instanceof DiagramEditPart)) {
DiagramEditPart diagramEP = (DiagramEditPart) object;
Diagram diagram = (Diagram) diagramEP.getModel();
if (diagram.getElement() instanceof org.eclipse.uml2.uml.Package) {
Resource resource = diagram.eResource();
result = resource.getResourceSet() == current.getResourceSet();
}
}
return result;
}
public ISyncAction trigger(ISyncService syncService, Object object) {
return new ISyncAction() {
public IStatus perform(ISyncService syncService, Object object) {
DiagramEditPart diagram = (DiagramEditPart) object;
org.eclipse.uml2.uml.Package package_ = (org.eclipse.uml2.uml.Package) EMFHelper.getEObject(diagram);
TestDiagramSyncRegistry registry = syncService.getSyncRegistry(TestDiagramSyncRegistry.class);
switch (SyncStyles.getSyncKind((View) diagram.getModel())) {
case MASTER:
SyncBucket<org.eclipse.uml2.uml.Package, EditPart, Notification> bucket = registry.getBucket(package_);
if (bucket == null) {
bucket = new TestPackageSyncBucket(package_, diagram);
registry.register(bucket);
}
break;
case SLAVE:
registry.synchronize(diagram);
break;
case NONE:
// Pass
break;
default:
fail("Unsupported synchronization kind in test model");
}
return null;
}
};
}
}
public static class TestDiagramSyncRegistry extends EditPartSyncRegistry<org.eclipse.uml2.uml.Package, EditPart> {
public TestDiagramSyncRegistry() {
super();
}
}
static class TestPackageSyncBucket extends EditPartMasterSlaveSyncBucket<org.eclipse.uml2.uml.Package, EditPart> {
public TestPackageSyncBucket(org.eclipse.uml2.uml.Package model, DiagramEditPart master) {
super(model, master);
add(new ClassNodesSyncFeature(this));
add(new AssociationEdgesSyncFeature(this));
}
}
static class ClassNodesSyncFeature extends ContainerChildrenSyncFeature<org.eclipse.uml2.uml.Package, org.eclipse.uml2.uml.Class, EditPart> {
public ClassNodesSyncFeature(SyncBucket<Package, EditPart, Notification> bucket) {
super(bucket);
}
@Override
protected Class<? extends SyncRegistry<org.eclipse.uml2.uml.Class, EditPart, Notification>> getNestedSyncRegistryType() {
return ClassNodeSyncRegistry.class;
}
@Override
protected Command onTargetAdded(SyncItem<Package, EditPart> from, EObject source, SyncItem<Package, EditPart> to, final EditPart target) {
org.eclipse.uml2.uml.Class class_ = (org.eclipse.uml2.uml.Class) source;
final SyncRegistry<org.eclipse.uml2.uml.Class, EditPart, Notification> registry = getNestedSyncRegistry();
SyncBucket<org.eclipse.uml2.uml.Class, EditPart, Notification> bucket = registry.getBucket(class_);
if (bucket == null) {
EditPart master = findChild(from.getBackend(), source);
bucket = new ClassNodeSyncBucket(class_, master);
registry.register(bucket);
}
return synchronizingWrapper(registry, target, null);
}
@Override
protected Command onTargetRemoved(SyncItem<Package, EditPart> to, EditPart target) {
SyncRegistry<org.eclipse.uml2.uml.Class, EditPart, Notification> registry = getNestedSyncRegistry();
// De-synchronize this edit-part
registry.desynchronize(target);
return null;
}
}
public static class ClassNodeSyncRegistry extends EditPartSyncRegistry<org.eclipse.uml2.uml.Class, EditPart> {
public ClassNodeSyncRegistry() {
super();
}
}
static class ClassNodeSyncBucket extends EditPartMasterSlaveSyncBucket<org.eclipse.uml2.uml.Class, EditPart> {
public ClassNodeSyncBucket(org.eclipse.uml2.uml.Class model, EditPart master) {
super(model, master);
add(new NodePositionSyncFeature<org.eclipse.uml2.uml.Class, EditPart>(this));
add(new NodeSizeSyncFeature<org.eclipse.uml2.uml.Class, EditPart>(this));
}
}
static class AssociationEdgesSyncFeature extends DiagramEdgesSyncFeature<org.eclipse.uml2.uml.Package, Association, EditPart> {
private final ISemanticChildrenStrategy semanticChildren = new DefaultUMLSemanticChildrenStrategy();
public AssociationEdgesSyncFeature(SyncBucket<Package, EditPart, Notification> bucket) {
super(bucket);
}
@Override
protected Class<? extends SyncRegistry<Association, EditPart, Notification>> getNestedSyncRegistryType() {
return AssociationEdgeSyncRegistry.class;
}
@Override
protected EObject getSourceElement(EObject connectionElement) {
// I am only invoked on associations, so this cast is OK
return (EObject) semanticChildren.getSource(connectionElement);
}
@Override
protected EObject getTargetElement(EObject connectionElement) {
// I am only invoked on associations, so this cast is OK
return (EObject) semanticChildren.getTarget(connectionElement);
}
}
public static class AssociationEdgeSyncRegistry extends EditPartSyncRegistry<Association, EditPart> {
public AssociationEdgeSyncRegistry() {
super();
}
}
}
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