/* * Copyright (c) 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 * @bug 6990094 * @summary Verify ObjectInputStream.cloneArray works on many kinds of arrays * @author Stuart Marks, Joseph D. Darcy */ import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.io.ObjectStreamException; import java.io.Serializable; public class CloneArray { static Object replacement; static class Resolver implements Serializable { private Object readResolve() throws ObjectStreamException { return replacement; } } private static void test(Object rep) throws IOException, ClassNotFoundException { try(ByteArrayOutputStream baos = new ByteArrayOutputStream()) { try(ObjectOutputStream oos = new ObjectOutputStream(baos)) { oos.writeObject(new Resolver()); oos.writeObject(new Resolver()); } Object o1; Object o2; try(ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray()); ObjectInputStream ois = new ObjectInputStream(bais)) { replacement = rep; o1 = ois.readUnshared(); o2 = ois.readUnshared(); } if (o1 == o2) throw new AssertionError("o1 and o2 must not be identical"); } } public static void main(String[] args) throws IOException, ClassNotFoundException { Object[] replacements = { new byte[] {1}, new char[] {'2'}, new short[] {3}, new int[] {4}, new long[] {5}, new float[] {6.0f}, new double[] {7.0}, new boolean[] {true}, new Object[] {"A string."} }; for(Object replacement : replacements) { test(replacement); } } }