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    package org.apache.shiro.session;
020    
021    /**
022     * Simple adapter implementation of the {@link SessionListener} interface, effectively providing
023     * no-op implementations of all methods.
024     *
025     * @since 1.0
026     */
027    public class SessionListenerAdapter implements SessionListener {
028    
029        /**
030         * Adapter no-op implemenation - does nothing and returns immediately.
031         *
032         * @param session the session that has started.
033         */
034        public void onStart(Session session) {
035            //no-op
036        }
037    
038        /**
039         * Adapter no-op implemenation - does nothing and returns immediately.
040         *
041         * @param session the session that has stopped.
042         */
043        public void onStop(Session session) {
044            //no-op
045        }
046    
047        /**
048         * Adapter no-op implemenation - does nothing and returns immediately.
049         *
050         * @param session the session that has expired.
051         */
052        public void onExpiration(Session session) {
053            //no-op
054        }
055    }