/*******************************************************************************
* Copyright (c) 2000, 2008 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.wst.jsdt.internal.ui.filters;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.wst.jsdt.core.IPackageFragment;
import org.eclipse.wst.jsdt.core.JavaScriptModelException;
/**
* filters out all empty package fragments.
*/
public class EmptyPackageFilter extends ViewerFilter {
/**
* Returns the result of this filter, when applied to the
* given inputs.
*
* @return Returns true if element should be included in filtered set
*/
public boolean select(Viewer viewer, Object parent, Object element) {
if (element instanceof IPackageFragment) {
IPackageFragment pkg= (IPackageFragment)element;
try {
return pkg.hasChildren();
} catch (JavaScriptModelException e) {
return false;
}
}
return true;
}
}