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Glassfish example source code file (RemoteBusinessIntfInvocationHandler.java)
The Glassfish RemoteBusinessIntfInvocationHandler.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.ejb.containers; import java.io.Serializable; import java.lang.reflect.InvocationHandler; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Proxy; import java.lang.reflect.Method; import javax.ejb.EJBException; import com.sun.ejb.containers.InvocationHandlerUtil; /** * This is an invocation handler for a remote EJB 3.x business * interface. It is used to convert invocations made on the * EJB 3.0 business interface to its corresponding RMI-IIOP * object. * * @@@ Need to handle serialization/deserialization * * @author Kenneth Saks */ public final class RemoteBusinessIntfInvocationHandler implements InvocationHandler, Serializable { private Class businessInterface; private java.rmi.Remote delegate; public RemoteBusinessIntfInvocationHandler(Class businessIntf, java.rmi.Remote stub) { businessInterface = businessIntf; delegate = stub; } public Object invoke(Object proxy, Method method, Object[] args) throws Throwable { // NOTE : be careful with "args" parameter. It is null // if method signature has 0 arguments. Class methodClass = method.getDeclaringClass(); if( methodClass == java.lang.Object.class ) { return InvocationHandlerUtil. invokeJavaObjectMethod(this, method, args); } Object returnValue = null; Throwable t = null; try { Method m = delegate.getClass().getMethod (method.getName(), method.getParameterTypes()); returnValue = m.invoke(delegate, args); } catch(NoSuchMethodException nsme) { t = nsme; } catch(InvocationTargetException ite) { t = ite.getCause(); } catch(Throwable c) { t = c; } if( t != null ) { if( t instanceof java.rmi.RemoteException ) { EJBException ejbEx = new EJBException(); ejbEx.initCause(t); throw ejbEx; } else { throw t; } } return returnValue; } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish RemoteBusinessIntfInvocationHandler.java source code file: |
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