Attachment 36767 Details for Bug 132367 – New DiagramEventBroker handling code

[patch] New DiagramEventBroker handling code

NewDiagramEditingDomain.patch (text/plain), 21.82 KB, created by Chris McGee

on 2006-03-22 14:58:12 EST

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Filename:

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Creator: Chris McGee

Created: 2006-03-22 14:58:12 EST

Size: 21.82 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.gmf.tests.runtime.diagram.ui
>Index: src/org/eclipse/gmf/tests/runtime/diagram/ui/AllTests.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/tests/org.eclipse.gmf.tests.runtime.diagram.ui/src/org/eclipse/gmf/tests/runtime/diagram/ui/AllTests.java,v
>retrieving revision 1.17
>diff -u -r1.17 AllTests.java
>--- src/org/eclipse/gmf/tests/runtime/diagram/ui/AllTests.java	21 Feb 2006 16:07:13 -0000	1.17
>+++ src/org/eclipse/gmf/tests/runtime/diagram/ui/AllTests.java	22 Mar 2006 19:55:27 -0000
>@@ -73,6 +73,7 @@
> 		suite.addTest(RequestTests.suite());
> 		suite.addTest(ConnectionToolTests.suite());
>         suite.addTest(CopyToImageUtilTests.suite());
>+        suite.addTest(DiagramEditingDomainTestCase.suite());
> 		
> 		return suite;
> 	}
>Index: src/org/eclipse/gmf/tests/runtime/diagram/ui/DiagramEditingDomainTestCase.java
>===================================================================
>RCS file: src/org/eclipse/gmf/tests/runtime/diagram/ui/DiagramEditingDomainTestCase.java
>diff -N src/org/eclipse/gmf/tests/runtime/diagram/ui/DiagramEditingDomainTestCase.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/gmf/tests/runtime/diagram/ui/DiagramEditingDomainTestCase.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,119 @@
>+package org.eclipse.gmf.tests.runtime.diagram.ui;
>+
>+import junit.framework.Test;
>+import junit.framework.TestCase;
>+import junit.framework.TestSuite;
>+
>+import org.eclipse.core.commands.ExecutionException;
>+import org.eclipse.core.runtime.IAdaptable;
>+import org.eclipse.core.runtime.IProgressMonitor;
>+import org.eclipse.core.runtime.NullProgressMonitor;
>+import org.eclipse.emf.common.notify.Notification;
>+import org.eclipse.emf.common.util.URI;
>+import org.eclipse.emf.ecore.EClass;
>+import org.eclipse.emf.ecore.EcoreFactory;
>+import org.eclipse.emf.ecore.EcorePackage;
>+import org.eclipse.emf.ecore.resource.Resource;
>+import org.eclipse.emf.transaction.ResourceSetChangeEvent;
>+import org.eclipse.emf.transaction.ResourceSetListenerImpl;
>+import org.eclipse.emf.transaction.TransactionalEditingDomain;
>+import org.eclipse.gmf.runtime.common.core.command.CommandResult;
>+import org.eclipse.gmf.runtime.diagram.core.DiagramEditingDomainFactory;
>+import org.eclipse.gmf.runtime.diagram.core.listener.DiagramEventBroker;
>+import org.eclipse.gmf.runtime.diagram.core.listener.NotificationListener;
>+import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
>+
>+
>+public class DiagramEditingDomainTestCase
>+	extends TestCase {
>+
>+	EClass eCls;
>+	
>+	public void testDiagramEventBrokerAsSpecialListener() {
>+		final TransactionalEditingDomain domain = DiagramEditingDomainFactory.getInstance().createEditingDomain();
>+		final Resource r = domain.getResourceSet().createResource(URI.createURI("file:///foo.logic2"));
>+		eCls = EcoreFactory.eINSTANCE.createEClass();
>+		eCls.setName("");
>+		
>+		// Set up the resource contents.
>+		try {
>+			new AbstractTransactionalCommand(domain, "Setup", null) {
>+				protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info)
>+					throws ExecutionException {
>+					
>+					r.getContents().add(eCls);
>+					
>+					return CommandResult.newOKCommandResult();
>+				}
>+			}.execute(new NullProgressMonitor(),null);
>+		} catch (ExecutionException e) {
>+			fail();
>+		}
>+		
>+		DiagramEventBroker.startListening(domain);
>+		DiagramEventBroker.getInstance(domain).addNotificationListener(eCls, new NotificationListener() {
>+			public void notifyChanged(Notification notification) {
>+				if (notification.getNotifier() == eCls && notification.getFeature() == EcorePackage.eINSTANCE.getENamedElement_Name()) {
>+					try {
>+						new AbstractTransactionalCommand(domain, "Add Attribute", null) {
>+							protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info)
>+								throws ExecutionException {
>+								
>+								eCls.getEStructuralFeatures().add(EcoreFactory.eINSTANCE.createEAttribute());
>+								
>+								return CommandResult.newOKCommandResult();
>+							}
>+							
>+						}.execute(new NullProgressMonitor(),null);
>+					} catch (ExecutionException e) {
>+						fail();
>+					}
>+				}
>+			}
>+		});
>+		
>+		AbstractTransactionalCommand cmd = new AbstractTransactionalCommand(domain, "Set Name", null) {
>+			protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info)
>+				throws ExecutionException {
>+				eCls.setName("foo");
>+				
>+				return CommandResult.newOKCommandResult();
>+			}
>+		};
>+		
>+		final boolean[] regularListenerWasCalled = new boolean[1];
>+		final boolean[] notificationsWereEmpty = new boolean[1];
>+		regularListenerWasCalled[0] = false;
>+		notificationsWereEmpty[0] = true;
>+		
>+		domain.addResourceSetListener(new ResourceSetListenerImpl() {
>+			public boolean isPostcommitOnly() {
>+				return true;
>+			}
>+			
>+			public void resourceSetChanged(ResourceSetChangeEvent event) {
>+				regularListenerWasCalled[0] = true;
>+				notificationsWereEmpty[0] = event.getNotifications().isEmpty();
>+			}
>+		});
>+		
>+		try {
>+			cmd.execute(new NullProgressMonitor(),null);
>+			cmd.undo(new NullProgressMonitor(),null);
>+			cmd.redo(new NullProgressMonitor(), null);
>+			cmd.undo(new NullProgressMonitor(),null);
>+			cmd.redo(new NullProgressMonitor(),null);
>+		} catch (ExecutionException e) {
>+			fail();
>+		}
>+
>+		assertSame(eCls.eResource(),r);
>+		assertEquals(3,eCls.getEStructuralFeatures().size());
>+		assertTrue(regularListenerWasCalled[0]);
>+		assertFalse(notificationsWereEmpty[0]);
>+	}
>+
>+	public static Test suite() {
>+		return new TestSuite(DiagramEditingDomainTestCase.class);
>+	}
>+}
>#P org.eclipse.gmf.runtime.diagram.core
>Index: src/org/eclipse/gmf/runtime/diagram/core/DiagramEditingDomainFactory.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.diagram.core/src/org/eclipse/gmf/runtime/diagram/core/DiagramEditingDomainFactory.java,v
>retrieving revision 1.1
>diff -u -r1.1 DiagramEditingDomainFactory.java
>--- src/org/eclipse/gmf/runtime/diagram/core/DiagramEditingDomainFactory.java	1 Mar 2006 22:49:10 -0000	1.1
>+++ src/org/eclipse/gmf/runtime/diagram/core/DiagramEditingDomainFactory.java	22 Mar 2006 19:55:28 -0000
>@@ -11,9 +11,32 @@
> 
> package org.eclipse.gmf.runtime.diagram.core;
> 
>+import java.util.ArrayList;
>+import java.util.HashMap;
>+import java.util.List;
>+import java.util.Map;
>+
>+import org.eclipse.core.commands.operations.IOperationHistory;
>+import org.eclipse.core.commands.operations.OperationHistoryFactory;
>+import org.eclipse.emf.common.notify.AdapterFactory;
>+import org.eclipse.emf.ecore.resource.ResourceSet;
>+import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
>+import org.eclipse.emf.transaction.ResourceSetChangeEvent;
>+import org.eclipse.emf.transaction.ResourceSetListener;
>+import org.eclipse.emf.transaction.RollbackException;
>+import org.eclipse.emf.transaction.Transaction;
>+import org.eclipse.emf.transaction.TransactionalCommandStack;
> import org.eclipse.emf.transaction.TransactionalEditingDomain;
>+import org.eclipse.emf.transaction.impl.FilterManager;
>+import org.eclipse.emf.transaction.impl.InternalTransaction;
>+import org.eclipse.emf.transaction.impl.ReadWriteValidatorImpl;
>+import org.eclipse.emf.transaction.impl.TransactionValidator;
>+import org.eclipse.emf.transaction.impl.TransactionalEditingDomainImpl;
>+import org.eclipse.emf.transaction.util.CompositeChangeDescription;
> import org.eclipse.emf.workspace.WorkspaceEditingDomainFactory;
>+import org.eclipse.emf.workspace.impl.WorkspaceCommandStackImpl;
> import org.eclipse.gmf.runtime.diagram.core.internal.listener.NotationSemProc;
>+import org.eclipse.gmf.runtime.diagram.core.listener.DiagramEventBroker;
> import org.eclipse.gmf.runtime.emf.core.GMFEditingDomainFactory;
> 
> 
>@@ -21,13 +44,116 @@
>  * Factory for {@link TransactionalEditingDomain}s that are properly configured
>  * to support a GMF diagram application. This factory should be preferred over
>  * the {@link GMFEditingDomainFactory} because it attaches a listener required
>- * to update the notation model after changes to the semantic model.
>+ * to update the notation model after changes to the semantic model. Also, it
>+ * handles special use cases involving the DiagramEventBroker.
>  * 
>  * @author cmahoney
>  */
> public class DiagramEditingDomainFactory
>     extends GMFEditingDomainFactory {
>+	
>+	private static class DiagramEditingDomain extends TransactionalEditingDomainImpl {
>+		// The following variable acts as a special latch for the DiagramEventBroker
>+		//  listener so that we can allow it to execute in a write transaction context
>+		//  while handling a post-commit event.
>+		private InternalTransaction originatingTransaction = null;
>+		private DiagramEventBroker deb = null;
>+		
>+		public void addResourceSetListener(ResourceSetListener l) {
>+			if (l.getClass() == DiagramEventBroker.class) {
>+				assert deb == null;
>+				deb = (DiagramEventBroker)l;
>+			}
>+			
>+			super.addResourceSetListener(l);
>+		}
>+		
>+		public void removeResourceSetListener(ResourceSetListener l) {
>+			if (l.getClass() == DiagramEventBroker.class) {
>+				assert deb != null;
>+				deb = null;
>+			}
>+			
>+			super.removeResourceSetListener(l);
>+		}
>+		
>+		public DiagramEditingDomain(AdapterFactory adapterFactory, ResourceSet resourceSet) {
>+			super(adapterFactory, resourceSet);
>+		}
>+
>+		public DiagramEditingDomain(AdapterFactory adapterFactory, TransactionalCommandStack stack, ResourceSet resourceSet) {
>+			super(adapterFactory, stack, resourceSet);
>+		}
>+
>+		public DiagramEditingDomain(AdapterFactory adapterFactory, TransactionalCommandStack stack) {
>+			super(adapterFactory, stack);
>+		}
> 
>+		public DiagramEditingDomain(AdapterFactory adapterFactory) {
>+			super(adapterFactory);
>+		}
>+		
>+		protected void postcommit(InternalTransaction tx) {
>+			try {
>+				List notifications = getValidator().getNotificationsForPostcommit(tx);
>+				
>+				if (deb != null && notifications != null && !notifications.isEmpty()) {	
>+					TransactionValidator originalValidator = null;
>+					
>+					// Set the latch if it has not yet been set
>+					if (originatingTransaction == null) {
>+						originatingTransaction = tx;
>+						originalValidator = getValidator();
>+						setValidator(new ReadWriteValidatorImpl());
>+					} else {
>+						// In this case we must copy over the notifications and change
>+						//  descriptions to the originatingTransaction.
>+						((CompositeChangeDescription)originatingTransaction.getChangeDescription()).add(tx.getChangeDescription());
>+						originatingTransaction.getNotifications().addAll(notifications);
>+					}
>+					
>+					try {
>+						ArrayList cache = new ArrayList(notifications.size());
>+						
>+						List filtered = FilterManager.getInstance().select(
>+							notifications,
>+							deb.getFilter(),
>+							cache);
>+						
>+						HashMap options = new HashMap(originatingTransaction.getOptions());
>+						options.put(Transaction.OPTION_NO_UNDO, Boolean.FALSE);
>+						InternalTransaction newTx = startTransaction(false, options);
>+						deb.resourceSetChanged(
>+							new ResourceSetChangeEvent(
>+								this,
>+								tx,
>+								filtered));
>+
>+						newTx.commit();
>+					} catch (RollbackException e) {
>+						// Do nothing in the rollback case, we have no change descriptions
>+						//  or notifications to propagate.
>+					} finally {
>+						// Undo the latch if we are top-most in the recursion.
>+						if (originatingTransaction == tx) {
>+							originatingTransaction = null;
>+							getValidator().dispose();
>+							setValidator(originalValidator);
>+						}
>+					}
>+				}
>+			} catch (InterruptedException e) {
>+				// Simply fall-through in this case and allow the post commit listeners
>+				//  to be notified.
>+			}
>+			
>+			// We will only call super on the top-most in the recursion.
>+			if (originatingTransaction == null) {
>+				super.postcommit(tx);
>+			}
>+		}
>+	}
>+	
>     /**
>      * The single shared instance of the GMF diagram editing domain factory.
>      */
>@@ -50,4 +176,45 @@
>         domain.addResourceSetListener(new NotationSemProc());
>     }
> 
>+    public TransactionalEditingDomain createEditingDomain() {
>+		TransactionalEditingDomain result = createEditingDomain(OperationHistoryFactory.getOperationHistory());
>+		configure(result);
>+		return result;
>+    }
>+    
>+    public TransactionalEditingDomain createEditingDomain(IOperationHistory history) {
>+		WorkspaceCommandStackImpl stack = new WorkspaceCommandStackImpl(history);
>+		
>+		TransactionalEditingDomain result = new DiagramEditingDomain(
>+			new ComposedAdapterFactory(
>+				ComposedAdapterFactory.Descriptor.Registry.INSTANCE),
>+			stack);
>+		
>+		mapResourceSet(result);
>+		
>+		configure(result);
>+		return result;
>+    }
>+    
>+    public TransactionalEditingDomain createEditingDomain(ResourceSet rset) {
>+		TransactionalEditingDomain result = createEditingDomain(
>+			rset,
>+			OperationHistoryFactory.getOperationHistory());
>+		configure(result);
>+		return result;
>+    }
>+    
>+    public TransactionalEditingDomain createEditingDomain(ResourceSet rset, IOperationHistory history) {
>+		WorkspaceCommandStackImpl stack = new WorkspaceCommandStackImpl(history);
>+		
>+		TransactionalEditingDomain result = new DiagramEditingDomain(
>+			new ComposedAdapterFactory(
>+				ComposedAdapterFactory.Descriptor.Registry.INSTANCE),
>+			stack,
>+			rset);
>+		
>+		mapResourceSet(result);
>+		configure(result);
>+		return result;
>+    }
> }
>Index: src/org/eclipse/gmf/runtime/diagram/core/listener/DiagramEventBroker.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.diagram.core/src/org/eclipse/gmf/runtime/diagram/core/listener/DiagramEventBroker.java,v
>retrieving revision 1.10
>diff -u -r1.10 DiagramEventBroker.java
>--- src/org/eclipse/gmf/runtime/diagram/core/listener/DiagramEventBroker.java	9 Mar 2006 20:51:39 -0000	1.10
>+++ src/org/eclipse/gmf/runtime/diagram/core/listener/DiagramEventBroker.java	22 Mar 2006 19:55:29 -0000
>@@ -322,7 +322,7 @@
>         Collection listenerList = getInterestedNotificationListeners(event,
>             true);
>         CompoundCommand cc = new CompoundCommand();
>-        preparePersistCommand(event,cc);
>+        //preparePersistCommand(event,cc);
>         if (!listenerList.isEmpty()) {
>             List listenersSnapShot = new ArrayList(listenerList);
>             if (!listenerList.isEmpty()) {
>@@ -583,9 +583,13 @@
>         }
>         return listenerSet;
>     }
>-
>+    
>     public boolean isAggregatePrecommitListener() {
>-        return true;
>+    	return true;
>+    }
>+    
>+    public boolean isPrecommitOnly() {
>+    	return true;
>     }
> 
>     /**
>@@ -636,10 +640,24 @@
>      *            the event to handle
>      */
>     private void handleElementEvent(Notification event) {
>-       EObject element = (EObject) event.getNotifier();
>-        if (element != null) {
>-            fireNotification(event);
>-        }
>+		if (!event.isTouch()) {
>+			EObject element = (EObject) event.getNotifier();
>+			while (element != null && !(element instanceof View)) {
>+				element = element.eContainer();
>+			}
>+			if (element != null && 
>+                (NotationPackage.eINSTANCE.getView_TransientChildren()==element.eContainingFeature() ||
>+                 NotationPackage.eINSTANCE.getDiagram_TransientEdges()==element.eContainingFeature())) {
>+                if (!NotificationFilter.READ.matches(event)) {
>+                    ViewUtil.persistElement((View) element);
>+                }
>+			}
>+		}
>+
>+		EObject element = (EObject) event.getNotifier();
>+		if (element != null) {
>+			fireNotification(event);
>+		}
>     }
> 
>     /**
>Index: src/org/eclipse/gmf/runtime/diagram/core/util/ViewUtil.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.diagram.core/src/org/eclipse/gmf/runtime/diagram/core/util/ViewUtil.java,v
>retrieving revision 1.13
>diff -u -r1.13 ViewUtil.java
>--- src/org/eclipse/gmf/runtime/diagram/core/util/ViewUtil.java	20 Mar 2006 21:06:44 -0000	1.13
>+++ src/org/eclipse/gmf/runtime/diagram/core/util/ViewUtil.java	22 Mar 2006 19:55:29 -0000
>@@ -99,6 +99,7 @@
> 					new PersistElementCommand(editingDomain, viewToPersist);
>                 try {
>                     pvc.execute( new NullProgressMonitor(), null );
>+                    
>                 } catch (ExecutionException e) {
>                     Trace.catching(DiagramPlugin.getInstance(),
>                         DiagramDebugOptions.EXCEPTIONS_CATCHING,
>#P org.eclipse.gmf.runtime.emf.commands.core
>Index: src/org/eclipse/gmf/runtime/emf/commands/core/command/AbstractTransactionalCommand.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.emf.commands.core/src/org/eclipse/gmf/runtime/emf/commands/core/command/AbstractTransactionalCommand.java,v
>retrieving revision 1.1
>diff -u -r1.1 AbstractTransactionalCommand.java
>--- src/org/eclipse/gmf/runtime/emf/commands/core/command/AbstractTransactionalCommand.java	13 Feb 2006 19:11:05 -0000	1.1
>+++ src/org/eclipse/gmf/runtime/emf/commands/core/command/AbstractTransactionalCommand.java	22 Mar 2006 19:55:30 -0000
>@@ -30,7 +30,9 @@
> import org.eclipse.core.runtime.Status;
> import org.eclipse.emf.ecore.EObject;
> import org.eclipse.emf.ecore.resource.Resource;
>+import org.eclipse.emf.transaction.Transaction;
> import org.eclipse.emf.transaction.TransactionalEditingDomain;
>+import org.eclipse.emf.transaction.util.CompositeChangeDescription;
> import org.eclipse.emf.workspace.AbstractEMFOperation;
> import org.eclipse.emf.workspace.util.WorkspaceSynchronizer;
> import org.eclipse.gmf.runtime.common.core.command.CMValidator;
>@@ -222,6 +224,22 @@
>             IProgressMonitor monitor, IAdaptable info)
>         throws ExecutionException;
> 
>+    protected void didUndo(Transaction tx) {
>+    	// We will amalgamate any change description that were added by the DiagramEditingDomain's
>+    	//  special post-commit listener. See DiagramEditingDomainFactory for more details.
>+    	if (tx.getChangeDescription() != null && !tx.getChangeDescription().isEmpty()) {
>+    		((CompositeChangeDescription)getChange()).add(tx.getChangeDescription());
>+    	}
>+    }
>+    
>+    protected void didRedo(Transaction tx) {
>+    	// We will amalgamate any change description that were added by the DiagramEditingDomain's
>+    	//  special post-commit listener. See DiagramEditingDomainFactory for more details.
>+    	if (tx.getChangeDescription() != null && !tx.getChangeDescription().isEmpty()) {
>+    		((CompositeChangeDescription)getChange()).add(tx.getChangeDescription());
>+    	}
>+    }
>+    
>     /**
>      * Delegates to {@link #doExecuteWithResult(IProgressMonitor, IAdaptable)}
>      * to perform the model changes. Sets the command result and calls
>#P org.eclipse.gmf.runtime.emf.core.compatibility
>Index: src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLUndoInterval.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.emf.core.compatibility/src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLUndoInterval.java,v
>retrieving revision 1.2
>diff -u -r1.2 MSLUndoInterval.java
>--- src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLUndoInterval.java	16 Mar 2006 17:43:34 -0000	1.2
>+++ src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLUndoInterval.java	22 Mar 2006 19:55:32 -0000
>@@ -15,7 +15,7 @@
> import org.eclipse.emf.transaction.RollbackException;
> import org.eclipse.emf.transaction.Transaction;
> import org.eclipse.emf.transaction.TransactionChangeDescription;
>-import org.eclipse.emf.transaction.impl.TransactionalCommandStackImpl;
>+import org.eclipse.emf.transaction.impl.TransactionImpl;
> import org.eclipse.emf.transaction.util.CompositeChangeDescription;
> import org.eclipse.gmf.runtime.emf.core.edit.MUndoInterval;
> import org.eclipse.gmf.runtime.emf.core.exceptions.MSLRuntimeException;
>@@ -42,7 +42,7 @@
> 	
> 	static {
> 		UNDO_REDO_OPTIONS = new java.util.HashMap(
>-			TransactionalCommandStackImpl.UNDO_REDO_OPTIONS);
>+			TransactionImpl.DEFAULT_UNDO_REDO_OPTIONS);
> 		
> 		// add the unprotected option because MSL allows undo/redo in a
> 		//     read action (read-only transaction)
>Index: src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLEditingDomain.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.gmf/plugins/org.eclipse.gmf.runtime.emf.core.compatibility/src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLEditingDomain.java,v
>retrieving revision 1.3
>diff -u -r1.3 MSLEditingDomain.java
>--- src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLEditingDomain.java	15 Mar 2006 17:21:49 -0000	1.3
>+++ src/org/eclipse/gmf/runtime/emf/core/internal/domain/MSLEditingDomain.java	22 Mar 2006 19:55:32 -0000
>@@ -69,6 +69,7 @@
> import org.eclipse.emf.transaction.impl.InternalTransaction;
> import org.eclipse.emf.transaction.impl.InternalTransactionalEditingDomain;
> import org.eclipse.emf.transaction.impl.TransactionChangeRecorder;
>+import org.eclipse.emf.transaction.impl.TransactionImpl;
> import org.eclipse.emf.transaction.impl.TransactionValidator;
> import org.eclipse.emf.transaction.impl.TransactionalEditingDomainImpl;
> import org.eclipse.gmf.runtime.common.core.util.Trace;
>@@ -2347,4 +2348,8 @@
>     public TransactionalEditingDomain getDelegate() {
>         return delegate;
>     }
>+
>+	public Map getUndoRedoOptions() {
>+		return TransactionImpl.DEFAULT_UNDO_REDO_OPTIONS;
>+	}
> }
>\ No newline at end of file

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Attachments on bug 132367: 36767 | 37150