| /******************************************************************************* | |
| * Copyright (c) 2006, 2009 David A Carlson. | |
| * 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: | |
| * David A Carlson (XMLmodeling.com) - initial API and implementation | |
| * | |
| * $Id$ | |
| *******************************************************************************/ | |
| package org.eclipse.mdht.uml.ui.navigator.internal.filters; | |
| import org.eclipse.gmf.runtime.common.core.util.IAdaptableSelection; | |
| import org.eclipse.jface.viewers.Viewer; | |
| import org.eclipse.jface.viewers.ViewerFilter; | |
| import org.eclipse.uml2.uml.Association; | |
| import org.eclipse.uml2.uml.AssociationClass; | |
| import org.eclipse.uml2.uml.Element; | |
| public class AssociationFilter extends ViewerFilter { | |
| @Override | |
| public boolean select(Viewer viewer, Object parentElement, Object element) { | |
| Element umlElement = null; | |
| if (element instanceof IAdaptableSelection) { | |
| umlElement = ((IAdaptableSelection) element).getAdapter(Element.class); | |
| } | |
| // do not filter subclasses of Association, e.g. AssociationClass | |
| if (umlElement instanceof Association && !(umlElement instanceof AssociationClass)) { | |
| return false; | |
| } else { | |
| return true; | |
| } | |
| } | |
| } |