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/*******************************************************************************
* Copyright (c) 2011 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.uml2.diff.internal.extension.usecase;
import org.eclipse.emf.compare.diff.metamodel.AbstractDiffExtension;
import org.eclipse.emf.compare.diff.metamodel.DiffElement;
import org.eclipse.emf.compare.diff.metamodel.DiffPackage;
import org.eclipse.emf.compare.diff.metamodel.ModelElementChangeLeftTarget;
import org.eclipse.emf.compare.uml2.diff.UML2DiffEngine;
import org.eclipse.emf.compare.uml2.diff.internal.extension.AbstractDiffExtensionFactory;
import org.eclipse.emf.compare.uml2diff.UML2DiffFactory;
import org.eclipse.emf.compare.uml2diff.UMLExtendChangeLeftTarget;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.uml2.uml.Extend;
import org.eclipse.uml2.uml.ExtensionPoint;
/**
* Factory for UMLExtendChangeLeftTarget.
*
* @author <a href="mailto:mikael.barbero@obeo.fr">Mikael Barbero</a>
*/
public class UMLExtendChangeLeftTargetFactory extends AbstractDiffExtensionFactory {
/**
* Constructor.
*
* @param engine
* The UML2 difference engine.
*/
public UMLExtendChangeLeftTargetFactory(UML2DiffEngine engine) {
super(engine);
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.uml2.diff.internal.extension.IDiffExtensionFactory#handles(org.eclipse.emf.compare.diff.metamodel.DiffElement)
*/
public boolean handles(DiffElement input) {
return input instanceof ModelElementChangeLeftTarget
&& ((ModelElementChangeLeftTarget)input).getLeftElement() instanceof Extend;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.compare.uml2.diff.internal.extension.IDiffExtensionFactory#create(org.eclipse.emf.compare.diff.metamodel.DiffElement,
* org.eclipse.emf.ecore.util.EcoreUtil.CrossReferencer)
*/
public AbstractDiffExtension create(DiffElement input, EcoreUtil.CrossReferencer crossReferencer) {
final ModelElementChangeLeftTarget changeLeftTarget = (ModelElementChangeLeftTarget)input;
final Extend extend = (Extend)changeLeftTarget.getLeftElement();
final UMLExtendChangeLeftTarget ret = UML2DiffFactory.eINSTANCE.createUMLExtendChangeLeftTarget();
for (ExtensionPoint extensionPoint : extend.getExtensionLocations()) {
hideCrossReferences(extensionPoint,
DiffPackage.Literals.MODEL_ELEMENT_CHANGE_LEFT_TARGET__LEFT_ELEMENT, ret, crossReferencer);
}
ret.getHideElements().add(changeLeftTarget);
ret.getRequires().add(changeLeftTarget);
ret.setRemote(changeLeftTarget.isRemote());
ret.setRightParent(changeLeftTarget.getRightParent());
ret.setLeftElement(changeLeftTarget.getLeftElement());
return ret;
}
}
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