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package org.eclipse.papyrus.compare.content;
import org.eclipse.emf.compare.FactoryException;
import org.eclipse.emf.compare.match.engine.AbstractSimilarityChecker;
import org.eclipse.emf.compare.match.statistic.MetamodelFilter;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.papyrus.compare.PapyrusMatchEngine;
public class ElementContentMatchEngine extends PapyrusMatchEngine {
private final EObject myLeft;
private final EObject myRight;
public ElementContentMatchEngine(EObject left, EObject right) {
this.myLeft = left;
this.myRight = right;
}
@Override
protected AbstractSimilarityChecker prepareChecker() {
return new AlwaysSimilarChecker(filter, super.prepareChecker());
}
private class AlwaysSimilarChecker extends AbstractSimilarityChecker {
private AbstractSimilarityChecker delegate;
public AlwaysSimilarChecker(MetamodelFilter filter, AbstractSimilarityChecker fallback) {
super(filter);
this.delegate = fallback;
}
@Override
public boolean isSimilar(EObject obj1, EObject obj2) throws FactoryException {
return true;
}
@Override
public void init(EObject leftObject, EObject rightObject) throws FactoryException {
delegate.init(leftObject, rightObject);
}
@Override
public void init(Resource leftResource, Resource rightResource) throws FactoryException {
delegate.init(leftResource, rightResource);
}
@Override
public double absoluteMetric(EObject obj1, EObject obj2) throws FactoryException {
return delegate.absoluteMetric(obj1, obj2);
}
}
}
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