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Java > Open Source Codes > java > beans > beancontext > BeanContextMembershipListener


1 /*
2  * @(#)BeanContextMembershipListener.java 1.12 03/12/19
3  *
4  * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
5  * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
6  */
7
8 package java.beans.beancontext;
9
10 import java.beans.beancontext.BeanContextMembershipEvent JavaDoc;
11
12 import java.util.EventListener JavaDoc;
13
14 /**
15  * <p>
16  * Compliant BeanContexts fire events on this interface when the state of
17  * the membership of the BeanContext changes.
18  * </p>
19  *
20  * @author Laurence P. G. Cable
21  * @version 1.12, 12/19/03
22  * @since 1.2
23  * @see java.beans.beancontext.BeanContext
24  */
25
26 public interface BeanContextMembershipListener extends EventListener JavaDoc {
27
28     /**
29      * Called when a child or list of children is added to a
30      * <code>BeanContext</code> that this listener is registered with.
31      * @param bcme The <code>BeanContextMembershipEvent</code>
32      * describing the change that occurred.
33      */
34     void childrenAdded(BeanContextMembershipEvent JavaDoc bcme);
35
36     /**
37      * Called when a child or list of children is removed
38      * from a <code>BeanContext</code> that this listener
39      * is registered with.
40      * @param bcme The <code>BeanContextMembershipEvent</code>
41      * describing the change that occurred.
42      */
43     void childrenRemoved(BeanContextMembershipEvent JavaDoc bcme);
44 }
45
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