/* * JBoss, Home of Professional Open Source. * Copyright 2008, Red Hat Middleware LLC, and individual contributors * as indicated by the @author tags. See the copyright.txt file in the * distribution for a full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ package org.jboss.test.jbossmx.implementation.server.support; import java.io.IOException; import java.io.*; import java.rmi.MarshalledObject; import org.jboss.logging.Logger; /** The ContextCL standard MBean implementation. * * @author Scott.Stark@jboss.org * @version $Revision: 81036 $ */ public class ContextCL implements ContextCLMBean { private static Logger log = Logger.getLogger(ContextCL.class); private TestData data0; /** The TestData.class ClassLoader will be the ClassLoader of the ContextCL *mbean because we have a static reference to the TestData class. This *causes the VM to call the ClassLoader.loadClassInternal method. */ public ContextCL() throws IOException { ClassLoader cl = Thread.currentThread().getContextClassLoader(); log.info("ContextCL ClassLoader: "+getClass().getClassLoader()); log.info("ctor Context ClassLoader: "+cl); data0 = new TestData(); log.info("TestData.class ProtectionDomain: "+TestData.class.getProtectionDomain()); } /** An operation that load the TestData class using the current thread *context class loader (TCL) and the Class.forName(String, boolean, ClassLoader) *operation to validate that the class loader used to load TestData in *the ctor is compatible with the operation TCL. */ public void useTestData() throws Exception { ClassLoader cl = Thread.currentThread().getContextClassLoader(); log.info("useTestData ClassLoader: "+cl); Class c0 = data0.getClass(); log.info("TestData #0 ProtectionDomain: "+c0.getProtectionDomain()); Class c1 = Class.forName("org.jboss.test.jbossmx.implementation.server.support.TestData", false, cl); log.info("TestData #1 ProtectionDomain: "+c1.getProtectionDomain()); if( c1.isInstance(data0) == false ) { log.error("Assertion failed: data0 is NOT compatible with c1"); throw new IllegalStateException("data0 is NOT compatible with c1"); } } }