0N/A/*
2362N/A * Copyright (c) 2000, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A/*
0N/A * @bug 4325590
0N/A * @summary Verify that superclass data is not lost when incoming superclass
0N/A * descriptor is matched with local class that is not a superclass of
0N/A * the deserialized instance's class.
0N/A */
0N/A
0N/Aimport java.io.*;
0N/Aimport java.net.*;
0N/A
0N/Aclass MixedSuperclassStream extends ObjectInputStream {
0N/A MixedSuperclassStream(InputStream in) throws IOException { super(in); }
0N/A
0N/A protected Class resolveClass(ObjectStreamClass desc)
0N/A throws IOException, ClassNotFoundException
0N/A {
0N/A // resolve A's classdesc to class != B's superclass
0N/A String name = desc.getName();
0N/A if (name.equals("A")) {
0N/A return Class.forName(name, true, Test.ldr1);
0N/A } else if (name.equals("B")) {
0N/A return Class.forName(name, true, Test.ldr2);
0N/A } else {
0N/A return super.resolveClass(desc);
0N/A }
0N/A }
0N/A}
0N/A
0N/Apublic class Test {
0N/A
0N/A static URLClassLoader ldr1, ldr2;
0N/A static {
0N/A try {
0N/A ldr1 = new URLClassLoader(new URL[] { new URL("file:cb1.jar") });
0N/A ldr2 = new URLClassLoader(new URL[] { new URL("file:cb2.jar") });
0N/A } catch (MalformedURLException ex) {
0N/A throw new Error();
0N/A }
0N/A }
0N/A
0N/A public static void main(String[] args) throws Exception {
0N/A Runnable a = (Runnable) Class.forName("B", true, ldr1).newInstance();
0N/A a.run();
0N/A
0N/A ByteArrayOutputStream bout = new ByteArrayOutputStream();
0N/A ObjectOutputStream oout = new ObjectOutputStream(bout);
0N/A oout.writeObject(a);
0N/A oout.close();
0N/A
0N/A ByteArrayInputStream bin =
0N/A new ByteArrayInputStream(bout.toByteArray());
0N/A ObjectInputStream oin = new MixedSuperclassStream(bin);
0N/A a = (Runnable) oin.readObject();
0N/A a.run();
0N/A }
0N/A}