J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* @test |
| 25 | * @bug 6313687 |
| 26 | * @summary Verify that if the class descriptor for an ordinary object is the |
| 27 | * descriptor for an array class, an ObjectStreamException is thrown. |
| 28 | * |
| 29 | */ |
| 30 | |
| 31 | import java.io.*; |
| 32 | |
| 33 | class TestArray implements Serializable { |
| 34 | // size of array |
| 35 | private static final int ARR_SIZE = 5; |
| 36 | // serializable field |
| 37 | private String[] strArr = new String[ARR_SIZE]; |
| 38 | |
| 39 | public TestArray() { |
| 40 | for (int i = 0; i < ARR_SIZE; i++) { |
| 41 | strArr[i] = "test" + i; |
| 42 | } |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | public class MisplacedArrayClassDesc { |
| 47 | public static final void main(String[] args) throws Exception { |
| 48 | System.err.println("\nRegression test for CR6313687"); |
| 49 | TestArray object = new TestArray(); |
| 50 | try { |
| 51 | // Serialize to a byte array |
| 52 | ByteArrayOutputStream bos = new ByteArrayOutputStream() ; |
| 53 | ObjectOutputStream out = new ObjectOutputStream(bos) ; |
| 54 | out.writeObject(object); |
| 55 | out.close(); |
| 56 | |
| 57 | // Get the bytes of the serialized object |
| 58 | byte[] buf = bos.toByteArray(); |
| 59 | for (int i = 0; i < buf.length; i++) { |
| 60 | if (buf[i] == ObjectOutputStream.TC_ARRAY) { |
| 61 | buf[i] = ObjectOutputStream.TC_OBJECT; |
| 62 | break; |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | // Deserialize from a byte array |
| 67 | ByteArrayInputStream bais = new ByteArrayInputStream(buf); |
| 68 | ObjectInputStream in = new ObjectInputStream(bais); |
| 69 | TestArray ta = (TestArray) in.readObject(); |
| 70 | in.close(); |
| 71 | } catch (InstantiationError e) { |
| 72 | throw new Error(); |
| 73 | } catch (InvalidClassException e) { |
| 74 | System.err.println("\nTest passed"); |
| 75 | return; |
| 76 | } |
| 77 | throw new Error(); |
| 78 | } |
| 79 | } |