66 lines
2.5 KiB
Java
66 lines
2.5 KiB
Java
/*
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* Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/* @test
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* @summary Ensure that serialization invokes writeReplace/readResolve methods
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* on dynamic proxies, just as with normal objects.
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*/
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import java.io.*;
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import java.lang.reflect.*;
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public class Test implements InvocationHandler, Serializable {
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static ClassLoader loader = Test.class.getClassLoader();
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public Object invoke(Object proxy, Method method, Object[] args)
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throws Throwable
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{
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String methName = method.getName();
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if (methName.equals("writeReplace")) {
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return Proxy.newProxyInstance(
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loader, new Class[] { ReadResolve.class }, this);
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} else if (methName.equals("readResolve")) {
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return Proxy.newProxyInstance(
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loader, new Class[] { Resolved.class }, this);
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} else if (method.getDeclaringClass() == Object.class) {
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return method.invoke(this, args);
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} else {
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throw new Error();
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}
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}
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public static void main(String[] args) throws Exception {
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ByteArrayOutputStream bout = new ByteArrayOutputStream();
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ObjectOutputStream oout = new ObjectOutputStream(bout);
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oout.writeObject(Proxy.newProxyInstance(
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loader, new Class[] { WriteReplace.class }, new Test()));
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oout.close();
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ObjectInputStream oin = new ObjectInputStream(
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new ByteArrayInputStream(bout.toByteArray()));
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if (!(oin.readObject() instanceof Resolved)) {
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throw new Error();
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}
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}
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}
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