001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *  http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package javax.servlet.http;
021    
022    /**
023     * This is the class representing event notifications for
024     * changes to sessions within a web application.
025     *
026     * @version $Rev: 835965 $ $Date: 2009-11-13 14:40:44 -0500 (Fri, 13 Nov 2009) $
027     * @since v 2.3
028     */
029    public class HttpSessionEvent extends java.util.EventObject {
030    
031        /**
032         * Construct a session event from the given source.
033         */
034        public HttpSessionEvent(HttpSession source) {
035            super(source);
036        }
037    
038        /**
039         * Return the session that changed.
040         */
041        public HttpSession getSession() {
042            return (HttpSession) super.getSource();
043        }
044    }
045