/* * Copyright (c) 1999, 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 4186885 * @clean OriginalClass EvolvedClass * @build OriginalClass * @run main OriginalClass * @build EvolvedClass * @run main EvolvedClass * @summary To ensure that during deserializing classes, only the highest * non-serializable class in the hierarchy has its no-arg constructor * invoked. * */ import java.io.*; public class OriginalClass { public static void main(String args[]) throws Exception{ ASubClass corg = new ASubClass(1); ASubClass cnew = null; // Serialize the subclass FileOutputStream fo = new FileOutputStream("parents.ser"); try { ObjectOutputStream so = new ObjectOutputStream(fo); so.writeObject(corg); so.flush(); } finally { fo.close(); } System.out.println("Printing the serialized class: "); System.out.println(); System.out.println(corg); } } class ASubClass implements Serializable { int num; ASubClass(int num) { this.num = num; } public String toString() { return ("\nNum: " + num); } }