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/*****************************************************************************
* 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.Collection;
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.ReferenceOrderChangeMerger;
import org.eclipse.emf.compare.diff.merge.DefaultMerger;
import org.eclipse.emf.compare.diff.metamodel.ReferenceOrderChange;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.InternalEObject;
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 com.google.common.base.Predicate;
import com.google.common.collect.Collections2;
import com.google.common.collect.Lists;
public class ReferenceOrderChangeTransactionalMerger extends ReferenceOrderChangeMerger 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();
}
}
@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 CReferenceOrderChangeMerger"); //$NON-NLS-1$
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 CReferenceOrderChangeMerger"); //$NON-NLS-1$
cmd.append(getMergeRequiredDifferencesCommand(domain, false));
cmd.append(getDoUndoInTargetCommand(domain));
cmd.append(getPostProcessCommand(domain));
return cmd;
}
public Command getDoApplyInOriginCommand(final TransactionalEditingDomain domain) {
Command cmd = null;
final ReferenceOrderChange theDiff = (ReferenceOrderChange)this.diff;
final EObject leftElement = theDiff.getLeftElement();
final Collection<EObject> target = Lists.newArrayList(Collections2.filter(theDiff.getLeftTarget(), new Predicate<EObject>() {
public boolean apply(final EObject input) {
return !input.eIsProxy() || !DefaultMerger.isEMFCompareProxy(((InternalEObject)input).eProxyURI());
}
}));
try {
cmd = PapyrusEFactory.getESetCommand(domain, leftElement, theDiff.getReference().getName(), target);
} catch (final FactoryException e) {
Activator.log.error(e);
}
return cmd;
}
public Command getDoUndoInTargetCommand(final TransactionalEditingDomain domain) {
Command cmd = null;
final ReferenceOrderChange theDiff = (ReferenceOrderChange)this.diff;
final EObject rightElement = theDiff.getRightElement();
final Collection<EObject> target = Lists.newArrayList(Collections2.filter(theDiff.getRightTarget(), new Predicate<EObject>() {
public boolean apply(final EObject input) {
return !input.eIsProxy() || !DefaultMerger.isEMFCompareProxy(((InternalEObject)input).eProxyURI());
}
}));
try {
cmd = PapyrusEFactory.getESetCommand(domain, rightElement, theDiff.getReference().getName(), target);
} catch (final FactoryException e) {
Activator.log.error(e);
}
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) { //$NON-NLS-1$
@Override
protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
ReferenceOrderChangeTransactionalMerger.this.mergeRequiredDifferences(applyInOrigin);
return null;
}
});
}
public Command getPostProcessCommand(final TransactionalEditingDomain domain) {
return new GMFtoEMFCommandWrapper(new AbstractTransactionalCommand(domain, "Merge Required Differences", null) { //$NON-NLS-1$
@Override
protected CommandResult doExecuteWithResult(final IProgressMonitor monitor, final IAdaptable info) throws ExecutionException {
ReferenceOrderChangeTransactionalMerger.this.postProcess();
return null;
}
});
}
}
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