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Java > Open Source Codes > org > netbeans > modules > versioning > system > cvss > ui > history > RevisionNodeChildren


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.modules.versioning.system.cvss.ui.history;
21
22 import org.openide.nodes.Children;
23 import org.openide.nodes.Node;
24
25 import java.util.*;
26
27 /**
28  * Represents children of a Revision Node in Search history results table.
29  *
30  * @author Maros Sandor
31  */
32 class RevisionNodeChildren extends Children.Keys {
33
34     private SearchHistoryPanel.ResultsContainer container;
35     private SearchHistoryPanel.DispRevision revision;
36
37     public RevisionNodeChildren(SearchHistoryPanel.ResultsContainer container) {
38         this.container = container;
39     }
40
41     public RevisionNodeChildren(SearchHistoryPanel.DispRevision revision) {
42         this.revision = revision;
43     }
44     
45     protected void addNotify() {
46         refreshKeys();
47     }
48
49     protected void removeNotify() {
50         setKeys (Collections.EMPTY_SET);
51     }
52     
53     private void refreshKeys() {
54         if (container != null) {
55             setKeys(container.getRevisions());
56         } else {
57             setKeys(revision.getChildren());
58         }
59     }
60     
61     protected Node[] createNodes(Object JavaDoc key) {
62         SearchHistoryPanel.DispRevision fn = (SearchHistoryPanel.DispRevision) key;
63         RevisionNode node = new RevisionNode(fn);
64         return new Node[] { node };
65     }
66
67     public void refreshChildren() {
68         refreshKeys();
69     }
70 }
71
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