BogusEnumSet.java revision 11039:403e8685286d 
1/*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 */
22
23/*
24 * @test
25 * @bug     6739302
26 * @summary Check that deserialization preserves EnumSet integrity
27 * @author  Josh Bloch
28 */
29
30import java.util.*;
31import java.io.*;
32
33public class BogusEnumSet {
34    public static void main(String[] args) throws Throwable {
35        byte[] serializedForm  = {
36            (byte)0xac, (byte)0xed, 0x0, 0x5, 0x73, 0x72, 0x0, 0x18,
37            0x6a,  0x61,  0x76,  0x61, 0x2e,  0x75,  0x74,  0x69,
38            0x6c,  0x2e, 0x52, 0x65, 0x67, 0x75, 0x6c, 0x61, 0x72, 0x45,
39            0x6e, 0x75, 0x6d, 0x53, 0x65, 0x74, 0x2f, 0x58, 0x6f, (byte)0xc7,
40            0x7e, (byte)0xb0, (byte)0xd0, 0x7e, 0x2, 0x0, 0x1, 0x4a, 0x0, 0x8,
41            0x65, 0x6c, 0x65, 0x6d, 0x65, 0x6e, 0x74, 0x73, 0x78, 0x72, 0x0,
42            0x11, 0x6a,  0x61,  0x76,  0x61, 0x2e,  0x75,  0x74,  0x69,
43            0x6c,  0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x53, 0x65, 0x74, 0xe,
44            0x3, 0x21, 0x6a, (byte)0xcd, (byte)0x8c, 0x29, (byte)0xdd, 0x2,
45            0x0, 0x2, 0x4c, 0x0, 0xb, 0x65, 0x6c, 0x65, 0x6d, 0x65, 0x6e, 0x74,
46            0x54, 0x79, 0x70, 0x65, 0x74, 0x0, 0x11, 0x4c, 0x6a, 0x61, 0x76,
47            0x61, 0x2f, 0x6c, 0x61, 0x6e, 0x67, 0x2f, 0x43, 0x6c, 0x61, 0x73,
48            0x73, 0x3b, 0x5b, 0x0, 0x8, 0x75, 0x6e, 0x69, 0x76, 0x65, 0x72,
49            0x73, 0x65, 0x74, 0x0, 0x11, 0x5b, 0x4c, 0x6a, 0x61, 0x76, 0x61,
50            0x2f, 0x6c, 0x61, 0x6e, 0x67, 0x2f, 0x45, 0x6e, 0x75, 0x6d, 0x3b,
51            0x78, 0x70, 0x76, 0x72, 0x0, 0x16, 0x6a, 0x61, 0x76, 0x61, 0x2e,
52            0x6c, 0x61, 0x6e, 0x67, 0x2e, 0x54, 0x68, 0x72, 0x65, 0x61,
53            0x64, 0x24, 0x53, 0x74, 0x61, 0x74, 0x65, 0x0, 0x0, 0x0, 0x0, 0x0,
54            0x0, 0x0, 0x0, 0x12, 0x0, 0x0, 0x78, 0x72, 0x0, 0xe, 0x6a, 0x61,
55            0x76, 0x61, 0x2e, 0x6c, 0x61, 0x6e, 0x67, 0x2e, 0x45, 0x6e, 0x75,
56            0x6d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x12, 0x0, 0x0, 0x78,
57            0x70, 0x75, 0x72, 0x0, 0x19, 0x5b, 0x4c, 0x6a, 0x61, 0x76, 0x61,
58            0x2e, 0x6c, 0x61, 0x6e, 0x67, 0x2e, 0x54, 0x68, 0x72, 0x65, 0x61,
59            0x64, 0x24, 0x53, 0x74, 0x61, 0x74, 0x65, 0x3b, 0x68, (byte)0xa3,
60            (byte)0xb5, (byte)0xd5, 0x11, 0x7d, 0x1b, (byte)0xb3, 0x2, 0x0,
61            0x0, 0x78, 0x70, 0x0, 0x0, 0x0, 0x6, 0x7e, 0x71, 0x0, 0x7e, 0x0,
62            0x5, 0x74, 0x0, 0x3, 0x4e, 0x45, 0x57, 0x7e, 0x71, 0x0, 0x7e, 0x0,
63            0x5, 0x74, 0x0, 0x8, 0x52, 0x55, 0x4e, 0x4e, 0x41, 0x42, 0x4c, 0x45,
64            0x7e, 0x71, 0x0, 0x7e, 0x0, 0x5, 0x74, 0x0, 0x7, 0x42, 0x4c, 0x4f,
65            0x43, 0x4b, 0x45, 0x44, 0x7e, 0x71, 0x0, 0x7e, 0x0, 0x5, 0x74, 0x0,
66            0x7, 0x57, 0x41, 0x49, 0x54, 0x49, 0x4e, 0x47, 0x7e, 0x71, 0x0,
67            0x7e, 0x0, 0x5, 0x74, 0x0, 0xd, 0x54, 0x49, 0x4d, 0x45, 0x44,
68            0x5f, 0x57, 0x41, 0x49, 0x54, 0x49, 0x4e, 0x47, 0x7e, 0x71, 0x0,
69            0x7e, 0x0, 0x5, 0x74, 0x0, 0xa, 0x54, 0x45, 0x52, 0x4d, 0x49,
70            0x4e, 0x41, 0x54, 0x45, 0x44, (byte)0xff, (byte)0xff, (byte)0xff,
71            (byte)0xff, (byte)0xff, (byte)0xff, (byte)0xff, (byte)0xff
72        };
73
74        try {
75          // Should fail, but instead creates corrupt EnumSet
76          @SuppressWarnings("unchecked")
77          EnumSet<Thread.State> es = (EnumSet<Thread.State>)
78              deserialize(serializedForm);
79
80          // Demonstrates corruption
81          System.out.println("Enum size: " + Thread.State.values().length); // 6
82          System.out.println("Set size: " + es.size()); // 64
83          System.out.println("Set: " + es); // Throws IndexOutOfBoundsException
84          throw new AssertionError("Expected exception InvalidObjectException not thrown");
85        } catch (java.io.InvalidObjectException expected) { /* OK */ }
86    }
87
88    private static Object deserialize(byte[] sf) throws Throwable {
89      return new ObjectInputStream(
90          new ByteArrayInputStream(sf))
91          .readObject();
92    }
93}
94