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comparison test/runtime/RedefineObject/TestRedefineObject.java @ 10268:43083e670adf

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8005056: NPG: Crash after redefining java.lang.Object Summary: Need to walk array class vtables replacing old methods too if j.l.o redefined Reviewed-by: sspitsyn, dcubed, ctornqvi
author coleenp
date Mon, 13 May 2013 15:37:08 -0400
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children 17db82f22f1e
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10267:8b40495b9381 10268:43083e670adf
1 /*
2 * Copyright (c) 2013, 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 import java.io.PrintWriter;
24 import com.oracle.java.testlibrary.*;
25
26 /*
27 * Test to redefine java/lang/Object and verify that it doesn't crash on vtable
28 * call on basic array type.
29 *
30 * @test
31 * @bug 8005056
32 * @library /testlibrary
33 * @build Agent
34 * @run main ClassFileInstaller Agent
35 * @run main Test
36 * @run main/othervm -javaagent:agent.jar Agent
37 */
38 public class Test {
39 public static void main(String[] args) throws Exception {
40
41 PrintWriter pw = new PrintWriter("MANIFEST.MF");
42 pw.println("Premain-Class: Agent");
43 pw.println("Can-Retransform-Classes: true");
44 pw.close();
45
46 ProcessBuilder pb = new ProcessBuilder();
47 pb.command(new String[] { JDKToolFinder.getJDKTool("jar"), "cmf", "MANIFEST.MF", "agent.jar", "Agent.class"});
48 pb.start().waitFor();
49 }
50 }