| package org.apache.commons.jcs.utils.servlet; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import javax.servlet.ServletContextEvent; |
| import javax.servlet.ServletContextListener; |
| |
| import org.apache.commons.jcs.JCS; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| /** |
| * If you add this to the context listeners section of your web.xml file, this will shutdown JCS |
| * gracefully. |
| * <p> |
| * Add the following to the top of your web.xml file. |
| * |
| * <pre> |
| * <listener> |
| * <listener-class> |
| * org.apache.commons.jcs.utils.servlet.JCSServletContextListener |
| * </listener-class> |
| * </listener> |
| * </pre> |
| * @author Aaron Smuts |
| */ |
| public class JCSServletContextListener |
| implements ServletContextListener |
| { |
| /** The logger */ |
| private static final Log log = LogFactory.getLog( JCSServletContextListener.class ); |
| |
| /** |
| * This does nothing. We don't want to initialize the cache here. |
| * <p> |
| * @see javax.servlet.ServletContextListener#contextInitialized(javax.servlet.ServletContextEvent) |
| */ |
| @Override |
| public void contextInitialized( ServletContextEvent arg0 ) |
| { |
| if ( log.isDebugEnabled() ) |
| { |
| log.debug( "contextInitialized" ); |
| } |
| } |
| |
| /** |
| * Shutdown JCS. |
| * <p> |
| * @see javax.servlet.ServletContextListener#contextDestroyed(javax.servlet.ServletContextEvent) |
| */ |
| @Override |
| public void contextDestroyed( ServletContextEvent arg0 ) |
| { |
| if ( log.isDebugEnabled() ) |
| { |
| log.debug( "contextDestroyed, shutting down JCS." ); |
| } |
| |
| JCS.shutdown(); |
| } |
| } |