/* * Copyright (c) 2003, 2016, 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 1.1 03/10/27 * @bug 4769840 * @summary Confirm serialization compatibility */ import java.io.*; import java.text.*; public class Bug4769840 { public static void main(String[] args) throws Exception { if (args.length == 1 && args[0].equals("-ser")) { serialize(); } else { deserialize(); } } /* Serialization */ private static void serialize() throws Exception { /* Serialize with JDK 1.1 */ serialize("ChoiceFormat.ser", new ChoiceFormat("0# foo|1# bar")); /* * Serialize with JDK1.4.0 because the Field class was added in the * version. */ serialize("DateFormat.Field.ser", DateFormat.Field.TIME_ZONE); serialize("MessageFormat.Field.ser", MessageFormat.Field.ARGUMENT); serialize("NumberFormat.Field.ser", NumberFormat.Field.INTEGER); } private static void serialize(String filename, Object o) throws Exception { FileOutputStream fos = new FileOutputStream(filename); ObjectOutputStream out = new ObjectOutputStream(fos); out.writeObject(o); out.close(); } /* Deserialization */ private static void deserialize() throws Exception { deserialize("ChoiceFormat.ser"); deserialize("DateFormat.Field.ser"); deserialize("MessageFormat.Field.ser"); deserialize("NumberFormat.Field.ser"); } private static void deserialize(String filename) throws Exception { File file = new File(System.getProperty("test.src", "."), filename); ObjectInputStream in = new ObjectInputStream(new FileInputStream(file)); Object obj = in.readObject(); in.close(); System.out.println("Deserialization of <" + filename + "> succeeded."); } }