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