J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2001-2006 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 4425852 |
| 27 | * @author Robert Field |
| 28 | * |
| 29 | * @run build VMConnection |
| 30 | * @run compile -g EventQueueDisconnectTest.java |
| 31 | * @run main EventQueueDisconnectTest |
| 32 | * |
| 33 | * @summary EventQueueDisconnectTest checks to see that |
| 34 | * VMDisconnectedException is never thrown before VMDisconnectEvent. |
| 35 | * |
| 36 | * Failure mode for this test is throwing VMDisconnectedException |
| 37 | * on vm.eventQueue().remove(); |
| 38 | * Does not use a scaffold since we don't want that hiding the exception. |
| 39 | */ |
| 40 | import com.sun.jdi.*; |
| 41 | import com.sun.jdi.event.*; |
| 42 | import com.sun.jdi.request.*; |
| 43 | |
| 44 | |
| 45 | /********** target program **********/ |
| 46 | |
| 47 | class EventQueueDisconnectTarg { |
| 48 | public static void main(String args[]) { |
| 49 | for (int i=0; i < 10; ++i) { |
| 50 | Say(i); |
| 51 | } |
| 52 | } |
| 53 | static void Say(int what) { |
| 54 | System.out.println("Say " + what); |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | /********** test program **********/ |
| 59 | |
| 60 | public class EventQueueDisconnectTest { |
| 61 | |
| 62 | public static void main(String args[]) throws Exception { |
| 63 | VMConnection connection = new VMConnection( |
| 64 | "com.sun.jdi.CommandLineLaunch:", |
| 65 | VirtualMachine.TRACE_NONE); |
| 66 | connection.setConnectorArg("main", "EventQueueDisconnectTarg"); |
| 67 | String debuggeeVMOptions = connection.getDebuggeeVMOptions(); |
| 68 | if (!debuggeeVMOptions.equals("")) { |
| 69 | if (connection.connectorArg("options").length() > 0) { |
| 70 | throw new IllegalArgumentException("VM options in two places"); |
| 71 | } |
| 72 | connection.setConnectorArg("options", debuggeeVMOptions); |
| 73 | } |
| 74 | VirtualMachine vm = connection.open(); |
| 75 | EventRequestManager requestManager = vm.eventRequestManager(); |
| 76 | MethodEntryRequest req = requestManager.createMethodEntryRequest(); |
| 77 | req.addClassFilter("EventQueueDisconnectTarg"); |
| 78 | req.setSuspendPolicy(EventRequest.SUSPEND_NONE); |
| 79 | req.enable(); |
| 80 | |
| 81 | // We need to have the BE stop when VMDeath comes |
| 82 | VMDeathRequest ourVMDeathRequest = requestManager.createVMDeathRequest(); |
| 83 | ourVMDeathRequest.setSuspendPolicy(EventRequest.SUSPEND_ALL); |
| 84 | ourVMDeathRequest.enable(); |
| 85 | |
| 86 | vm.resume(); |
| 87 | while (true) { |
| 88 | EventSet set = vm.eventQueue().remove(); |
| 89 | Event event = set.eventIterator().nextEvent(); |
| 90 | |
| 91 | System.err.println("EventSet with: " + event.getClass()); |
| 92 | |
| 93 | if (event instanceof VMDisconnectEvent) { |
| 94 | System.err.println("Disconnecting successfully"); |
| 95 | break; |
| 96 | } |
| 97 | |
| 98 | if (event instanceof VMDeathEvent) { |
| 99 | System.err.println("Pausing after VM death"); |
| 100 | |
| 101 | // sleep a few seconds |
| 102 | try { |
| 103 | Thread.sleep(40 * 1000); |
| 104 | } catch (InterruptedException exc) { |
| 105 | // ignore |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | set.resume(); |
| 110 | } |
| 111 | |
| 112 | System.err.println("EventQueueDisconnectTest passed"); |
| 113 | } |
| 114 | } |