/******************************************************************************* | |
* 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 org.eclipse.bpel.ui.extensions.ExpressionEditorDescriptor; | |
import org.eclipse.jface.viewers.Viewer; | |
import org.eclipse.jface.viewers.ViewerFilter; | |
/** | |
* Filters expression language editors. | |
* | |
* This is also reused for query languages. In the future we should have | |
* a separate extensibility mechanism for query languages. | |
*/ | |
public class ExpressionLanguageFilter extends ViewerFilter { | |
protected String[] exclude; | |
public ExpressionLanguageFilter(String[] exclude) { | |
super(); | |
this.exclude = exclude; | |
} | |
@Override | |
public boolean select(Viewer viewer, Object parentElement, Object element) { | |
if (element instanceof ExpressionEditorDescriptor) { | |
ExpressionEditorDescriptor descriptor = (ExpressionEditorDescriptor)element; | |
if (exclude != null) { | |
for (int i = 0; i < exclude.length; i++) { | |
if (exclude[i].equals(descriptor.getExpressionLanguage())) return false; | |
} | |
} | |
} | |
return true; | |
} | |
} |