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/*******************************************************************************
* Copyright (c) 2006, 2012 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.emf.compare.diff.internal.merge;
import java.util.Map;
import org.eclipse.emf.compare.diff.internal.merge.impl.AttributeChangeLeftTargetMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.AttributeChangeRightTargetMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.AttributeOrderChangeMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.DiffGroupMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.ModelElementChangeLeftTargetMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.ModelElementChangeRightTargetMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.MoveModelElementMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.ReferenceChangeLeftTargetMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.ReferenceChangeRightTargetMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.ReferenceOrderChangeMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.UpdateAttributeMerger;
import org.eclipse.emf.compare.diff.internal.merge.impl.UpdateReferenceMerger;
import org.eclipse.emf.compare.diff.merge.IMerger;
import org.eclipse.emf.compare.diff.merge.IMergerProvider;
import org.eclipse.emf.compare.diff.metamodel.AttributeChangeLeftTarget;
import org.eclipse.emf.compare.diff.metamodel.AttributeChangeRightTarget;
import org.eclipse.emf.compare.diff.metamodel.AttributeOrderChange;
import org.eclipse.emf.compare.diff.metamodel.DiffElement;
import org.eclipse.emf.compare.diff.metamodel.DiffGroup;
import org.eclipse.emf.compare.diff.metamodel.ModelElementChangeLeftTarget;
import org.eclipse.emf.compare.diff.metamodel.ModelElementChangeRightTarget;
import org.eclipse.emf.compare.diff.metamodel.MoveModelElement;
import org.eclipse.emf.compare.diff.metamodel.ReferenceChangeLeftTarget;
import org.eclipse.emf.compare.diff.metamodel.ReferenceChangeRightTarget;
import org.eclipse.emf.compare.diff.metamodel.ReferenceOrderChange;
import org.eclipse.emf.compare.diff.metamodel.UpdateAttribute;
import org.eclipse.emf.compare.diff.metamodel.UpdateReference;
import org.eclipse.emf.compare.util.EMFCompareMap;
/**
* This will associate all of the basic {@link DiffElement}s with generic merger implementations.
*
* @author <a href="mailto:laurent.goubet@obeo.fr">Laurent Goubet</a>
*/
public class DefaultMergerProvider implements IMergerProvider {
/**
* This map keeps a bridge between a given {@link DiffElement}'s class and the most accurate merger's
* class for that particular {@link DiffElement}.
*/
private Map<Class<? extends DiffElement>, Class<? extends IMerger>> mergerTypes;
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.diff.merge.IMergerProvider#getMergers()
*/
public Map<Class<? extends DiffElement>, Class<? extends IMerger>> getMergers() {
if (mergerTypes == null) {
mergerTypes = new EMFCompareMap<Class<? extends DiffElement>, Class<? extends IMerger>>();
mergerTypes.put(DiffGroup.class, DiffGroupMerger.class);
mergerTypes.put(ModelElementChangeRightTarget.class, ModelElementChangeRightTargetMerger.class);
mergerTypes.put(ModelElementChangeLeftTarget.class, ModelElementChangeLeftTargetMerger.class);
mergerTypes.put(MoveModelElement.class, MoveModelElementMerger.class);
mergerTypes.put(ReferenceChangeRightTarget.class, ReferenceChangeRightTargetMerger.class);
mergerTypes.put(ReferenceChangeLeftTarget.class, ReferenceChangeLeftTargetMerger.class);
mergerTypes.put(UpdateReference.class, UpdateReferenceMerger.class);
mergerTypes.put(AttributeChangeRightTarget.class, AttributeChangeRightTargetMerger.class);
mergerTypes.put(AttributeChangeLeftTarget.class, AttributeChangeLeftTargetMerger.class);
mergerTypes.put(UpdateAttribute.class, UpdateAttributeMerger.class);
mergerTypes.put(ReferenceOrderChange.class, ReferenceOrderChangeMerger.class);
mergerTypes.put(AttributeOrderChange.class, AttributeOrderChangeMerger.class);
}
return mergerTypes;
}
}
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