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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* 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.apache.tuscany.core.context.webapp;
import javax.servlet.http.HttpSessionEvent;
import javax.servlet.http.HttpSessionListener;
import org.apache.tuscany.core.context.AggregateContext;
import org.apache.tuscany.core.context.EventContext;
/**
* Cleans up resources used by expired sessions
*
* @version $Rev$ $Date$
*/
public class HTTPSessionExpirationListener implements HttpSessionListener {
// ----------------------------------
// Constructors
// ----------------------------------
public HTTPSessionExpirationListener() {
}
// ----------------------------------
// Methods
// ----------------------------------
public void sessionCreated(HttpSessionEvent event) {
// do nothing since sessions are lazily created in {@link
// org.apache.tuscany.tomcat.webapp.listener.RequestFilter}
}
public void sessionDestroyed(HttpSessionEvent event) {
TuscanyWebAppRuntime tuscanyRuntime = null;
try {
tuscanyRuntime = (TuscanyWebAppRuntime) event.getSession().getServletContext().getAttribute(
TuscanyWebAppRuntime.class.getName());
tuscanyRuntime.start();
// End the session
AggregateContext context = tuscanyRuntime.getModuleComponentContext();
context.fireEvent(EventContext.SESSION_END, event.getSession());
} finally {
if (tuscanyRuntime != null)
tuscanyRuntime.stop();
}
}
}
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