| /******************************************************************************* |
| * Copyright (c) 2005, 2012 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.ui.details.providers; |
| |
| import java.util.Collection; |
| |
| import org.eclipse.jface.viewers.Viewer; |
| import org.eclipse.jface.viewers.ViewerFilter; |
| |
| /** |
| * Filter which selects from a list of properties only those that are unused |
| */ |
| public class UnusedPropertyFilter extends ViewerFilter { |
| |
| Collection rejectCandidates, keepAllOfThese; |
| |
| public void setCandidates(Collection rejectCandidates, Collection keepAllOfThese) { |
| this.rejectCandidates = rejectCandidates; |
| this.keepAllOfThese = keepAllOfThese; |
| } |
| |
| @Override |
| public boolean select(Viewer viewer, Object parentElement, Object element) { |
| if (keepAllOfThese != null && keepAllOfThese.contains(element)) return true; |
| if (rejectCandidates != null && rejectCandidates.contains(element)) return false; |
| return true; |
| } |
| } |
