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Java > Open Source Codes > org > netbeans > spi > registry > MergedContextProvider


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.spi.registry;
21
22 import java.beans.PropertyChangeListener JavaDoc;
23
24 /**
25  * Provides delegates for merged context and notifies about changes
26  * @author Radek Matous
27  * @see SpiUtils#merge
28  * @since 1.6
29  */
30 public interface MergedContextProvider {
31   /** Property name indicating that delegates were changed. */
32   /* public static final */String JavaDoc PROP_DELEGATES = "delegates"; //NOI18N
33
34   /**
35    * Add listener for receiving events about delegates changes.
36    * @param listener
37    */
38   /* public */void addPropertyChangeListener (PropertyChangeListener JavaDoc listener);
39     
40   /**
41    * Removes listener for receiving events about delegates changes.
42    * @param listener
43    */
44   /* public */void removePropertyChangeListener (PropertyChangeListener JavaDoc listener);
45     
46   /**
47    * Provides array of delegates
48    * @return array of delegates
49    */
50   /* public*/ BasicContext[] getDelegates ();
51 }
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