1
2
3 /*
4 * The contents of this file are subject to the terms
5 * of the Common Development and Distribution License
6 * (the "License"). You may not use this file except
7 * in compliance with the License.
8 *
9 * You can obtain a copy of the license at
10 * glassfish/bootstrap/legal/CDDLv1.0.txt or
11 * https://glassfish.dev.java.net/public/CDDLv1.0.html.
12 * See the License for the specific language governing
13 * permissions and limitations under the License.
14 *
15 * When distributing Covered Code, include this CDDL
16 * HEADER in each file and include the License file at
17 * glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
18 * add the following below this CDDL HEADER, with the
19 * fields enclosed by brackets "[]" replaced with your
20 * own identifying information: Portions Copyright [yyyy]
21 * [name of copyright owner]
22 *
23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24 *
25 * Portions Copyright Apache Software Foundation.
26 */
27
28 package javax.servlet.http;
29
30 import java.util.EventListener;
31
32 /** This listener interface can be implemented in order to
33 * get notifications of changes to the attribute lists of sessions within
34 * this web application.
35 * @since v 2.3
36 */
37
38 public interface HttpSessionAttributeListener extends EventListener {
39 /** Notification that an attribute has been added to a session. Called after the attribute is added.*/
40 public void attributeAdded ( HttpSessionBindingEvent se );
41 /** Notification that an attribute has been removed from a session. Called after the attribute is removed. */
42 public void attributeRemoved ( HttpSessionBindingEvent se );
43 /** Notification that an attribute has been replaced in a session. Called after the attribute is replaced. */
44 public void attributeReplaced ( HttpSessionBindingEvent se );
45
46 }
47