/*******************************************************************************
* 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;
}
}