001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.geronimo.jetty6.cluster;
018
019 import java.io.IOException;
020
021 import javax.servlet.ServletException;
022 import javax.servlet.http.HttpServletRequest;
023 import javax.servlet.http.HttpServletResponse;
024
025 import org.apache.geronimo.jetty6.AbstractPreHandler;
026 import org.apache.geronimo.jetty6.PreHandler;
027 import org.mortbay.jetty.servlet.SessionHandler;
028
029 /**
030 *
031 * @version $Rev: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
032 */
033 public class ClusteredSessionHandler extends SessionHandler {
034 private final PreHandler chainedHandler;
035
036 public ClusteredSessionHandler(ClusteredSessionManager sessionManager, PreHandler chainedHandler) {
037 if (null == chainedHandler) {
038 throw new IllegalArgumentException("chainedHandler is required");
039 }
040 this.chainedHandler = chainedHandler;
041 chainedHandler.setNextHandler(new ActualHandler());
042
043 setSessionManager(sessionManager);
044 }
045
046 @Override
047 public void handle(String target, HttpServletRequest request, HttpServletResponse response, int dispatch)
048 throws IOException, ServletException {
049 setRequestedId(request, dispatch);
050 try {
051 chainedHandler.handle(target, request, response, dispatch);
052 } catch (ServletException e) {
053 throw (IOException) new IOException().initCause(e);
054 }
055 }
056
057 protected void doHandle(String target, HttpServletRequest request, HttpServletResponse response, int dispatch)
058 throws IOException, ServletException {
059 super.handle(target, request, response, dispatch);
060 }
061
062 private class ActualHandler extends AbstractPreHandler {
063
064 public void handle(String target, HttpServletRequest request, HttpServletResponse response, int dispatch)
065 throws IOException, ServletException {
066 doHandle(target, request, response, dispatch);
067 }
068 }
069
070 }