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Java > Open Source Codes > org > netbeans > modules > javadoc > JavadocModule


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.javadoc;
21
22 import java.util.ArrayList JavaDoc;
23 import java.util.Collection JavaDoc;
24 import java.util.Collections JavaDoc;
25 import java.util.Iterator JavaDoc;
26 import java.util.LinkedList JavaDoc;
27 import org.openide.modules.ModuleInstall;
28 import org.openide.windows.TopComponent;
29
30 /**
31  * Class for initializing Javadoc module on IDE startup.
32  * @author Petr Hrebejk
33  */
34 public final class JavadocModule extends ModuleInstall {
35
36     private static Collection JavaDoc/*<TopComponent>*/ floatingTopComponents;
37
38     public synchronized static void registerTopComponent(TopComponent tc) {
39         if (floatingTopComponents == null)
40             floatingTopComponents = new LinkedList JavaDoc();
41         floatingTopComponents.add(tc);
42     }
43     
44     public synchronized static void unregisterTopComponent(TopComponent tc) {
45         if (floatingTopComponents == null)
46             return;
47         floatingTopComponents.remove(tc);
48     }
49     
50     public void uninstalled() {
51         Collection JavaDoc c;
52         synchronized (JavadocModule.class) {
53             if (floatingTopComponents != null) {
54                 c = new ArrayList JavaDoc(floatingTopComponents);
55             } else {
56                 c = Collections.EMPTY_SET;
57             }
58         }
59         for (Iterator JavaDoc it = c.iterator(); it.hasNext();) {
60             TopComponent tc = (TopComponent)it.next();
61             tc.close();
62         }
63     }
64 }
65
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