001 package org.apache.turbine.pipeline;
002
003
004 /*
005 * Licensed to the Apache Software Foundation (ASF) under one
006 * or more contributor license agreements. See the NOTICE file
007 * distributed with this work for additional information
008 * regarding copyright ownership. The ASF licenses this file
009 * to you under the Apache License, Version 2.0 (the
010 * "License"); you may not use this file except in compliance
011 * with the License. You may obtain a copy of the License at
012 *
013 * http://www.apache.org/licenses/LICENSE-2.0
014 *
015 * Unless required by applicable law or agreed to in writing,
016 * software distributed under the License is distributed on an
017 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
018 * KIND, either express or implied. See the License for the
019 * specific language governing permissions and limitations
020 * under the License.
021 */
022
023
024 import java.io.IOException;
025
026 import org.apache.commons.configuration.Configuration;
027 import org.apache.turbine.Turbine;
028 import org.apache.turbine.TurbineConstants;
029 import org.apache.turbine.util.RunData;
030 import org.apache.turbine.util.TurbineException;
031
032 /**
033 * Implements the action portion of the "Turbine classic" processing
034 * pipeline (from the Turbine 2.x series).
035 *
036 * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>
037 * @author <a href="mailto:mpoeschl@marmot.at">Martin Poeschl</a>
038 * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
039 * @version $Id: DefaultSessionTimeoutValve.java 757213 2009-03-22 16:43:31Z tv $
040 */
041 public class DefaultSessionTimeoutValve
042 extends AbstractValve
043 {
044 protected int timeout;
045
046 /**
047 * Here we can setup objects that are thread safe and can be
048 * reused, so we get the timeout from the configuration..
049 */
050 public DefaultSessionTimeoutValve()
051 throws Exception
052 {
053 Configuration cfg = Turbine.getConfiguration();
054
055 // Get the session timeout.
056
057 timeout = cfg.getInt(TurbineConstants.SESSION_TIMEOUT_KEY,
058 TurbineConstants.SESSION_TIMEOUT_DEFAULT);
059
060 }
061
062 /**
063 * @see org.apache.turbine.Valve#invoke(RunData, ValveContext)
064 */
065 public void invoke(PipelineData pipelineData, ValveContext context)
066 throws IOException, TurbineException
067 {
068 RunData runData = getRunData(pipelineData);
069 // If the session is new take this opportunity to
070 // set the session timeout if specified in TR.properties
071 if (runData.getSession().isNew() && timeout != TurbineConstants.SESSION_TIMEOUT_DEFAULT)
072 {
073 runData.getSession().setMaxInactiveInterval(timeout);
074 }
075
076 // Pass control to the next Valve in the Pipeline
077 context.invokeNext(pipelineData);
078 }
079 }