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Java > Open Source Codes > org > eclipse > jdt > internal > ui > viewsupport > LibraryFilter


1 /*******************************************************************************
2  * Copyright (c) 2000, 2005 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11 package org.eclipse.jdt.internal.ui.viewsupport;
12
13 import org.eclipse.jface.viewers.Viewer;
14 import org.eclipse.jface.viewers.ViewerFilter;
15
16 import org.eclipse.jdt.core.IPackageFragmentRoot;
17
18 /**
19  * Filters out all elements which libraries
20  */
21 public class LibraryFilter extends ViewerFilter {
22
23     /**
24      * Returns the result of this filter, when applied to the
25      * given inputs.
26      *
27      * @return Returns true if element should be included in filtered set
28      */
29     public boolean select(Viewer viewer, Object JavaDoc parent, Object JavaDoc element) {
30         if (element instanceof IPackageFragmentRoot)
31             return !((IPackageFragmentRoot)element).isArchive();
32         return true;
33     }
34 }
35
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