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 */ 017 018 019 package org.apache.geronimo.jetty6.handler; 020 021 import java.io.IOException; 022 023 import javax.servlet.ServletException; 024 import javax.servlet.http.HttpServletRequest; 025 import javax.servlet.http.HttpServletResponse; 026 027 import org.mortbay.jetty.handler.AbstractHandler; 028 029 /** 030 * @version $Rev: 482336 $ $Date: 2006-12-04 15:12:19 -0500 (Mon, 04 Dec 2006) $ 031 */ 032 public class ThreadClassloaderHandler extends AbstractImmutableHandler { 033 034 private final ClassLoader classLoader; 035 036 public ThreadClassloaderHandler(AbstractHandler next, ClassLoader classLoader) { 037 super(next); 038 this.classLoader = classLoader; 039 } 040 041 public void handle(String target, HttpServletRequest request, HttpServletResponse response, int dispatch) throws IOException, ServletException { 042 Thread thread = Thread.currentThread(); 043 ClassLoader oldClassLoader = thread.getContextClassLoader(); 044 thread.setContextClassLoader(classLoader); 045 try { 046 next.handle(target, request, response, dispatch); 047 } finally { 048 thread.setContextClassLoader(oldClassLoader); 049 } 050 } 051 052 public void lifecycleCommand(LifecycleCommand lifecycleCommand) throws Exception { 053 Thread thread = Thread.currentThread(); 054 ClassLoader oldClassLoader = thread.getContextClassLoader(); 055 thread.setContextClassLoader(classLoader); 056 try { 057 super.lifecycleCommand(lifecycleCommand); 058 } finally { 059 thread.setContextClassLoader(oldClassLoader); 060 } 061 } 062 }