diff options
Diffstat (limited to 'sandbox/UMLCompareMergerExample/org.eclipse.papyrus.uml.compare.merger/src/org/eclipse/papyrus/uml/compare/merger/internal/merger/CModelElementChangeLeftTargetMerger.java')
| -rw-r--r-- | sandbox/UMLCompareMergerExample/org.eclipse.papyrus.uml.compare.merger/src/org/eclipse/papyrus/uml/compare/merger/internal/merger/CModelElementChangeLeftTargetMerger.java | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/sandbox/UMLCompareMergerExample/org.eclipse.papyrus.uml.compare.merger/src/org/eclipse/papyrus/uml/compare/merger/internal/merger/CModelElementChangeLeftTargetMerger.java b/sandbox/UMLCompareMergerExample/org.eclipse.papyrus.uml.compare.merger/src/org/eclipse/papyrus/uml/compare/merger/internal/merger/CModelElementChangeLeftTargetMerger.java new file mode 100644 index 00000000000..9156457a311 --- /dev/null +++ b/sandbox/UMLCompareMergerExample/org.eclipse.papyrus.uml.compare.merger/src/org/eclipse/papyrus/uml/compare/merger/internal/merger/CModelElementChangeLeftTargetMerger.java @@ -0,0 +1,206 @@ +/*****************************************************************************
+ * Copyright (c) 2012 CEA LIST.
+ *
+ *
+ * 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:
+ * Vincent Lorenzo (CEA LIST) Vincent.Lorenzo@cea.fr - Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.uml.compare.merger.internal.merger;
+
+import java.util.Iterator;
+import java.util.List;
+import java.util.ListIterator;
+
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.emf.common.command.Command;
+import org.eclipse.emf.common.command.CompoundCommand;
+import org.eclipse.emf.compare.FactoryException;
+import org.eclipse.emf.compare.diff.internal.merge.impl.ModelElementChangeLeftTargetMerger;
+import org.eclipse.emf.compare.diff.metamodel.ModelElementChangeLeftTarget;
+import org.eclipse.emf.compare.diff.metamodel.ReferenceChangeLeftTarget;
+import org.eclipse.emf.compare.diff.metamodel.ReferenceOrderChange;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.EReference;
+import org.eclipse.emf.ecore.InternalEObject;
+import org.eclipse.emf.ecore.util.EcoreUtil;
+import org.eclipse.emf.transaction.TransactionalEditingDomain;
+import org.eclipse.gmf.runtime.common.core.command.CommandResult;
+import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand;
+import org.eclipse.papyrus.commands.wrappers.GMFtoEMFCommandWrapper;
+import org.eclipse.papyrus.uml.compare.merger.Activator;
+import org.eclipse.papyrus.uml.compare.merger.internal.utils.MergerUtils;
+import org.eclipse.papyrus.uml.compare.merger.internal.utils.PapyrusEFactory;
+import org.eclipse.papyrus.uml.compare.merger.utils.ITransactionalMerger;
+import org.eclipse.papyrus.uml.merger.internal.provider.PapyrusMergeCommandProvider;
+
+public class CModelElementChangeLeftTargetMerger extends ModelElementChangeLeftTargetMerger implements ITransactionalMerger {
+
+ /**
+ * {@inheritDoc}
+ *
+ * @see org.eclipse.emf.compare.diff.merge.IMerger#applyInOrigin()
+ */
+ @Override
+ public void applyInOrigin() {
+ if(MergerUtils.usePapyrusMerger()) {
+ final TransactionalEditingDomain domain = MergerUtils.getEditingDomain();
+ final Command cmd = getApplyInOriginCommand(domain);
+ if(cmd.canExecute()) {
+ domain.getCommandStack().execute(cmd);
+ }
+ } else {
+ super.applyInOrigin();
+ }
+ }
+
+ /**
+ *
+ * @see org.eclipse.emf.compare.diff.merge.DefaultMerger#undoInTarget()
+ *
+ */
+ @Override
+ public void undoInTarget() {
+ if(MergerUtils.usePapyrusMerger()) {
+ final TransactionalEditingDomain domain = MergerUtils.getEditingDomain();
+ final Command cmd = getUndoInTargetCommand(domain);
+ if(cmd.canExecute()) {
+ domain.getCommandStack().execute(cmd);
+ }
+ } else {
+ super.undoInTarget();
+ }
+ }
+
+ public Command getApplyInOriginCommand(final TransactionalEditingDomain domain) {
+ // mergeRequiredDifferences(true);
+ // doApplyInOrigin();
+ // postProcess();
+ CompoundCommand cmd = new CompoundCommand("Apply in Origin Command for CModelElementChangeLeftTargetMerger");
+ cmd.append(getMergeRequiredDifferencesCommand(domain, true));
+ cmd.append(getDoApplyInOriginCommand(domain));
+ cmd.append(getPostProcessCommand(domain));
+ return cmd;
+ }
+
+ public Command getUndoInTargetCommand(final TransactionalEditingDomain domain) {
+ // mergeRequiredDifferences(false);
+ // doUndoInTarget();
+ // postProcess();
+
+ CompoundCommand cmd = new CompoundCommand("Undo In Target Command for CModelElementChangeLeftTargetMerger");
+ cmd.append(getMergeRequiredDifferencesCommand(domain, false));
+ cmd.append(getDoUndoInTargetCommand(domain));
+ cmd.append(getPostProcessCommand(domain));
+ return cmd;
+ }
+
+ public Command getDoApplyInOriginCommand(final TransactionalEditingDomain domain) {
+ final ModelElementChangeLeftTarget theDiff = (ModelElementChangeLeftTarget)this.diff;
+ final EObject element = theDiff.getLeftElement();
+ return PapyrusMergeCommandProvider.INSTANCE.getDestroyCommand(domain, element);
+ //removeDanglingReferences(parent); not used
+ }
+
+ public Command getDoUndoInTargetCommand(final TransactionalEditingDomain domain) {
+ CompoundCommand cmd = new CompoundCommand("Command CModelElementChangeLeftTargetMerger#getDoUndoInTargetCommand");
+ final ModelElementChangeLeftTarget theDiff = (ModelElementChangeLeftTarget)this.diff;
+ // we should copy the element to the Origin one.
+ final EObject origin = theDiff.getRightParent();
+ final EObject element = theDiff.getLeftElement();
+ final EObject newOne = copy(element);
+ final EReference ref = element.eContainmentFeature();
+ if(ref != null) {
+ try {
+ int elementIndex = -1;
+ if(ref.isMany()) {
+ final Object containmentRefVal = element.eContainer().eGet(ref);
+ if(containmentRefVal instanceof List<?>) {
+ @SuppressWarnings("unchecked")
+ final List<EObject> listVal = (List<EObject>)containmentRefVal;
+ elementIndex = listVal.indexOf(element);
+ }
+ }
+ // EFactory.eAdd(origin, ref.getName(), newOne, elementIndex, true);
+ // setXMIID(newOne, getXMIID(element));
+ cmd.append(PapyrusEFactory.getEAddCommand(domain, origin, ref.getName(), newOne, elementIndex, true));
+ cmd.append(PapyrusMergeCommandProvider.INSTANCE.getSetXMIIDCommand(domain, element, newOne));
+ } catch (final FactoryException e) {
+ Activator.log.error(e);
+ }
+ } else if(origin == null && getDiffModel().getRightRoots().size() > 0) {
+ // getDiffModel().getRightRoots().get(0).eResource().getContents().add(newOne);
+ cmd.append(PapyrusMergeCommandProvider.INSTANCE.getAddToResourceCommand(domain, getDiffModel().getRightRoots().get(0).eResource(), newOne));
+ } else if(origin != null) {
+ // origin.eResource().getContents().add(newOne);
+ cmd.append(PapyrusMergeCommandProvider.INSTANCE.getAddToResourceCommand(domain, origin.eResource(), newOne));
+ } else {
+ // FIXME throw exception : couldn't merge this
+ }
+ cmd.append(new GMFtoEMFCommandWrapper(new AbstractTransactionalCommand(domain, "", null) {
+
+ @Override
+ protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
+ // we should now have a look for RemovedReferencesLinks needing elements to apply
+ final Iterator<EObject> siblings = getDiffModel().eAllContents();
+ while(siblings.hasNext()) {
+ final Object op = siblings.next();
+ if(op instanceof ReferenceChangeLeftTarget) {
+ final ReferenceChangeLeftTarget link = (ReferenceChangeLeftTarget)op;
+ // now if I'm in the target References I should put my copy in the origin
+ if(link.getRightTarget() != null && link.getRightTarget() == element) {
+ link.setLeftTarget(newOne);
+ }
+ } else if(op instanceof ReferenceOrderChange) {
+ final ReferenceOrderChange link = (ReferenceOrderChange)op;
+ if(link.getRightElement() == origin && link.getReference() == ref) {
+ final ListIterator<EObject> targetIterator = link.getRightTarget().listIterator();
+ boolean replaced = false;
+ while(!replaced && targetIterator.hasNext()) {
+ final EObject target = targetIterator.next();
+ if(target.eIsProxy() && equalProxyURIs(((InternalEObject)target).eProxyURI(), EcoreUtil.getURI(element))) {
+ targetIterator.set(newOne);
+ replaced = true;
+ }
+ }
+ }
+ }
+ }
+ return CommandResult.newOKCommandResult();
+ }
+ }));
+
+ return cmd;
+ }
+
+
+ public Command getMergeRequiredDifferencesCommand(final TransactionalEditingDomain domain, final boolean applyInOrigin) {
+ // TODO the super method mergeRequiredDifferences should be rewritten to use cmd too
+ return new GMFtoEMFCommandWrapper(new AbstractTransactionalCommand(domain, "Merge Required Differences", null) {
+
+ @Override
+ protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
+ CModelElementChangeLeftTargetMerger.this.mergeRequiredDifferences(applyInOrigin);
+ return null;
+ }
+ });
+ }
+
+ public Command getPostProcessCommand(final TransactionalEditingDomain domain) {
+ return new GMFtoEMFCommandWrapper(new AbstractTransactionalCommand(domain, "Merge Required Differences", null) {
+
+ @Override
+ protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
+ CModelElementChangeLeftTargetMerger.this.postProcess();
+ return null;
+ }
+ });
+ }
+}
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