/* * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* @test * * @clean Write Read A B I Handler * @compile Write.java Handler.java * @run main Write * @clean Write Read A B I Handler * @compile Read.java Handler.java * @run main Read * * @summary Verify that ObjectInputStream can skip over unresolvable serialized * proxy instances. */ import java.io.*; import java.lang.reflect.*; interface I {} // interface present only on writing side class A implements Serializable { private static final long serialVersionUID = 0L; String a = "a"; Object proxy; String z = "z"; A(Object proxy) { this.proxy = proxy; } } class B implements Serializable { private static final long serialVersionUID = 0L; String s = "s"; transient Object proxy; B(Object proxy) { this.proxy = proxy; } private void writeObject(ObjectOutputStream out) throws IOException { out.defaultWriteObject(); out.writeObject(proxy); } } public class Write { public static void main(String[] args) throws Exception { Object proxy = Proxy.newProxyInstance( Write.class.getClassLoader(), new Class[] { I.class }, new Handler()); ObjectOutputStream oout = new ObjectOutputStream( new FileOutputStream("tmp.ser")); oout.writeObject(new A(proxy)); oout.reset(); oout.writeObject(new B(proxy)); oout.writeObject(proxy); oout.close(); } }