J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2003 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 | /** |
| 25 | * @test |
| 26 | * @bug 4893530 |
| 27 | * @summary If JDI is initially started from a thread group that is subsequently |
| 28 | * destroyed this should not impact subsequent thread creation by |
| 29 | * the virtual machine manager. |
| 30 | * |
| 31 | * @run build TestScaffold VMConnection TargetListener TargetAdapter |
| 32 | * @run compile ThreadGroupTest.java |
| 33 | * @run main ThreadGroupTest |
| 34 | */ |
| 35 | import com.sun.jdi.*; |
| 36 | import com.sun.jdi.connect.*; |
| 37 | import com.sun.jdi.event.*; |
| 38 | import com.sun.jdi.request.*; |
| 39 | |
| 40 | import java.util.*; |
| 41 | |
| 42 | /********** target program **********/ |
| 43 | |
| 44 | class ThreadGroupTarg { |
| 45 | public static void main(String[] args){ |
| 46 | System.out.println("Howdy!"); |
| 47 | System.out.println("Goodbye from ThreadGroupTarg!"); |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | /********** test program **********/ |
| 52 | |
| 53 | public class ThreadGroupTest extends TestScaffold { |
| 54 | ReferenceType targetClass; |
| 55 | ThreadReference mainThread; |
| 56 | |
| 57 | // Helper thread to fetch VirtualMachineManager |
| 58 | static class Fetcher implements Runnable { |
| 59 | public void run() { |
| 60 | Bootstrap.virtualMachineManager(); |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | ThreadGroupTest (String args[]) { |
| 65 | super(args); |
| 66 | } |
| 67 | |
| 68 | public static void main(String[] args) throws Exception { |
| 69 | // create a random thread group, and run a thread in that group to |
| 70 | // fetch the VirtualMachineManager |
| 71 | ThreadGroup tg = new ThreadGroup("Gus"); |
| 72 | Fetcher fetcher = new Fetcher(); |
| 73 | Thread thr = new Thread(tg, fetcher); |
| 74 | thr.start(); |
| 75 | try { |
| 76 | thr.join(); |
| 77 | } catch (InterruptedException x) { } |
| 78 | // now destroy the thread group |
| 79 | tg.destroy(); |
| 80 | |
| 81 | // run the test |
| 82 | new ThreadGroupTest(args).startTests(); |
| 83 | } |
| 84 | |
| 85 | /********** test core **********/ |
| 86 | |
| 87 | protected void runTests() throws Exception { |
| 88 | |
| 89 | // run the target until it completes |
| 90 | startToMain("ThreadGroupTarg"); |
| 91 | listenUntilVMDisconnect(); |
| 92 | |
| 93 | /* |
| 94 | * deal with results of test |
| 95 | * if anything has called failure("foo") testFailed will be true |
| 96 | */ |
| 97 | if (!testFailed) { |
| 98 | println("ThreadGroupTest: passed"); |
| 99 | } else { |
| 100 | throw new Exception("ThreadGroupTest: failed"); |
| 101 | } |
| 102 | } |
| 103 | } |