1/*
2 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/* @test
25 * @bug 4632671
26 * @summary Verify that reading an object whose class descriptor has both
27 *          SC_SERIALIZABLE and SC_EXTERNALIZABLE bits set results in an
28 *          InvalidClassException.
29 *
30 * @build Foo
31 * @run main/othervm Read
32 */
33import java.io.*;
34
35public class Read {
36    public static void main(String[] args) throws Exception {
37        try {
38            /*
39             * Foo.ser contains a doctored serialized representation of an
40             * instance of class Foo, in which both SC_SERIALIZABLE and
41             * SC_EXTERNALIZABLE flags have been set for Foo's class
42             * descriptor.
43             */
44            File f = new File(System.getProperty("test.src", "."), "Foo.ser");
45            FileInputStream in = new FileInputStream(f);
46            try {
47                new ObjectInputStream(in).readObject();
48                throw new Error(
49                    "read succeeded for object whose class descriptor has " +
50                    "both SC_SERIALIZABLE and SC_EXTERNALIZABLE flags set");
51            } finally {
52                in.close();
53            }
54        } catch (InvalidClassException e) {
55        }
56    }
57}
58