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/**
* Copyright (c) 2011 Atos.
*
* 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:
* Atos - Initial API and implementation
*
*/
package org.eclipse.papyrus.infra.gmfdiag.modelexplorer.queries;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.facet.infra.query.core.exception.ModelQueryExecutionException;
import org.eclipse.emf.facet.infra.query.core.java.IJavaModelQuery;
import org.eclipse.emf.facet.infra.query.core.java.ParameterValueList;
import org.eclipse.gmf.runtime.notation.Diagram;
import org.eclipse.gmf.runtime.notation.NotationPackage;
import org.eclipse.papyrus.views.modelexplorer.NavigatorUtils;
import org.eclipse.papyrus.views.modelexplorer.queries.AbstractEditorContainerQuery;
import com.google.common.base.Predicate;
public class IsDiagramContainer extends AbstractEditorContainerQuery implements IJavaModelQuery<EObject, Boolean> {
/**
* Return true if the element is a Diagram Container
*/
public Boolean evaluate(final EObject context, ParameterValueList parameterValues) throws ModelQueryExecutionException {
Predicate<EObject> p = new Predicate<EObject>() {
public boolean apply(EObject arg0) {
return arg0 instanceof Diagram && ((Diagram)arg0).getElement() == context;
}
};
return NavigatorUtils.any(context, NotationPackage.eINSTANCE.getDiagram(), false, p);
}
}
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