/**
* Copyright 2006 Webmedia Group Ltd.
*
* Licensed 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.
**/
package org.araneaframework.servlet.core;
import java.util.HashMap;
import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;
import org.apache.commons.lang.exception.ExceptionUtils;
import org.apache.log4j.Logger;
import org.araneaframework.core.StandardEnvironment;
import org.araneaframework.core.StandardRelocatableServiceDecorator;
import org.araneaframework.servlet.router.StandardServletSessionRouterService;
/**
* A session listener which takes care of destroying the session service in the session.
*
* @author "Toomas Römer" <toomas@webmedia.ee>
*/
public class StandardSessionListener implements HttpSessionListener {
public static final Logger log = Logger.getLogger(StandardSessionListener.class);
public void sessionCreated(HttpSessionEvent sessEvent) {
log.debug("session "+sessEvent.getSession().getId()+" created");
}
public void sessionDestroyed(HttpSessionEvent sessEvent) {
if (sessEvent.getSession().getAttribute(StandardServletSessionRouterService.SESSION_SERVICE_KEY) != null ) {
StandardRelocatableServiceDecorator service =
(StandardRelocatableServiceDecorator) sessEvent.getSession().getAttribute(StandardServletSessionRouterService.SESSION_SERVICE_KEY);
try {
service._getRelocatable().overrideEnvironment(new StandardEnvironment(null, new HashMap()));
service._getComponent().destroy();
log.debug("Session "+sessEvent.getSession()+" destroyed with the service "+service);
}
catch(Exception e) {
log.error(ExceptionUtils.getFullStackTrace(e));
}
}
log.debug("session "+sessEvent.getSession().getId()+" destroyed");
}
}