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/* @test
0N/A * @bug 4311991
0N/A *
0N/A * @clean Write Read Foo Bar
0N/A * @compile Write.java
0N/A * @run main Write
0N/A * @clean Write Read Foo Bar
0N/A * @compile Read.java
0N/A * @run main Read
0N/A *
0N/A * @summary Test ObjectOutputStream.writeUnshared/readUnshared functionality.
0N/A */
0N/A
0N/Aimport java.io.*;
0N/A
0N/Aclass Foo implements Serializable {
0N/A private static final ObjectStreamField[] serialPersistentFields =
0N/A new ObjectStreamField[] {
0N/A new ObjectStreamField("shared1", String.class),
0N/A new ObjectStreamField("shared2", String.class, false),
0N/A new ObjectStreamField("unshared1", String.class, true),
0N/A new ObjectStreamField("unshared2", String.class, true)
0N/A };
0N/A
0N/A String shared1, shared2, unshared1, unshared2;
0N/A
0N/A Foo() {
0N/A shared1 = shared2 = unshared1 = unshared2 = "foo";
0N/A }
0N/A}
0N/A
0N/Aclass Bar implements Serializable {
0N/A private static final long serialVersionUID = 0L;
0N/A Object obj;
0N/A
0N/A Bar(Object obj) {
0N/A this.obj = obj;
0N/A }
0N/A}
0N/A
0N/Apublic class Write {
0N/A public static void main(String[] args) throws Exception {
0N/A String str1 = "foo";
0N/A ByteArrayOutputStream bout = new ByteArrayOutputStream();
0N/A ObjectOutputStream oout = new ObjectOutputStream(bout);
0N/A
0N/A oout.writeObject(str1);
0N/A oout.writeObject(str1);
0N/A oout.writeUnshared(str1);
0N/A oout.writeUnshared(str1);
0N/A oout.writeObject(new Foo());
0N/A oout.close();
0N/A
0N/A ByteArrayInputStream bin =
0N/A new ByteArrayInputStream(bout.toByteArray());
0N/A ObjectInputStream oin = new ObjectInputStream(bin);
0N/A str1 = (String) oin.readObject();
0N/A if (oin.readObject() != str1) {
0N/A throw new Error();
0N/A }
0N/A String str2 = (String) oin.readObject();
0N/A String str3 = (String) oin.readObject();
0N/A if (str2 == str1 || str3 == str1 || str2 == str3) {
0N/A throw new Error();
0N/A }
0N/A if (! (str1.equals(str2) && str1.equals(str3))) {
0N/A throw new Error();
0N/A }
0N/A
0N/A Foo foo = (Foo) oin.readObject();
0N/A if ((foo.shared1 != foo.shared2) ||
0N/A (foo.shared1 == foo.unshared1) ||
0N/A (foo.shared1 == foo.unshared2) ||
0N/A (foo.shared2 == foo.unshared1) ||
0N/A (foo.shared2 == foo.unshared2) ||
0N/A (foo.unshared1 == foo.unshared2))
0N/A {
0N/A throw new Error();
0N/A }
0N/A
0N/A // write out object to be read by Read.main()
0N/A oout = new ObjectOutputStream(new FileOutputStream("tmp.ser"));
0N/A oout.writeObject(new Bar(str1));
0N/A oout.writeObject(str1);
0N/A oout.close();
0N/A }
0N/A}