KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > eclipse > ui > internal > navigator > filters > SkeletonViewerFilter


1 /*******************************************************************************
2  * Copyright (c) 2006 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
12 package org.eclipse.ui.internal.navigator.filters;
13
14 import org.eclipse.jface.viewers.Viewer;
15 import org.eclipse.jface.viewers.ViewerFilter;
16
17 /**
18  *
19  * A no-op viewer filter used to prevent null return values from
20  * {@link CommonFilterDescriptor#createFilter()}.
21  *
22  * @since 3.2
23  *
24  */
25 public class SkeletonViewerFilter extends ViewerFilter {
26
27     /**
28      * The singleton instance.
29      */
30     public static final SkeletonViewerFilter INSTANCE = new SkeletonViewerFilter();
31
32     private SkeletonViewerFilter() {
33     }
34
35     /*
36      * (non-Javadoc)
37      *
38      * @see org.eclipse.jface.viewers.ViewerFilter#select(org.eclipse.jface.viewers.Viewer,
39      * java.lang.Object, java.lang.Object)
40      */
41     public boolean select(Viewer viewer, Object JavaDoc parentElement, Object JavaDoc element) {
42
43         return true;
44     }
45
46 }
47
Popular Tags