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.connector.outbound; 018 019 import javax.resource.ResourceException; 020 021 /** 022 * @version $Rev: 476049 $ $Date: 2006-11-17 05:35:17 +0100 (Fri, 17 Nov 2006) $ 023 */ 024 public class TCCLInterceptor implements ConnectionInterceptor{ 025 private final ConnectionInterceptor next; 026 private final ClassLoader classLoader; 027 028 public TCCLInterceptor(ConnectionInterceptor next, ClassLoader classLoader) { 029 this.next = next; 030 this.classLoader = classLoader; 031 } 032 033 034 public void getConnection(ConnectionInfo connectionInfo) throws ResourceException { 035 Thread currentThread = Thread.currentThread(); 036 ClassLoader oldClassLoader = currentThread.getContextClassLoader(); 037 try { 038 currentThread.setContextClassLoader(classLoader); 039 next.getConnection(connectionInfo); 040 } finally { 041 currentThread.setContextClassLoader(oldClassLoader); 042 } 043 } 044 045 public void returnConnection(ConnectionInfo connectionInfo, ConnectionReturnAction connectionReturnAction) { 046 Thread currentThread = Thread.currentThread(); 047 ClassLoader oldClassLoader = currentThread.getContextClassLoader(); 048 try { 049 currentThread.setContextClassLoader(classLoader); 050 next.returnConnection(connectionInfo, connectionReturnAction); 051 } finally { 052 currentThread.setContextClassLoader(oldClassLoader); 053 } 054 } 055 056 public void destroy() { 057 this.next.destroy(); 058 } 059 }