1 /* 2 * Copyright (c) 2001, 2015, 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 24 /** 25 * @test 26 * @bug 4419314 27 * @author Robert Field 28 * 29 * @modules jdk.jdi 30 * @run build TestScaffold VMConnection TargetListener TargetAdapter 31 * @run compile -g HelloWorld.java 32 * @run build VMDeathRequestTest 33 * @run driver VMDeathRequestTest 34 * 35 * @summary VMDeathRequestTest checks to see that 36 * VMDisconnectedException is never thrown before VMDisconnectEvent. 37 * 38 * Failure mode for this test is throwing VMDisconnectedException 39 * on vm.eventQueue().remove(); 40 * Does not use a scaffold since we don't want that hiding the exception. 41 */ 42 import com.sun.jdi.*; 43 import com.sun.jdi.event.*; 44 import com.sun.jdi.request.*; 45 46 import java.util.*; 47 48 49 /********** test program **********/ 50 51 public class VMDeathRequestTest extends TestScaffold { 52 boolean requestedVMDeathOccurred = false; 53 boolean defaultVMDeathOccurred = false; 54 Object syncer = new Object(); 55 boolean disconnected = false; 56 VMDeathRequest deathRequest; 57 EventSet currentEventSet; 58 59 VMDeathRequestTest (String args[]) { 60 super(args); 61 } 62 63 public static void main(String[] args) throws Exception { 64 new VMDeathRequestTest(args).startTests(); 65 } 66 67 /********** event handlers **********/ 68 69 public void eventSetReceived(EventSet set) { 70 currentEventSet = set; 71 } 72 73 public void vmDied(VMDeathEvent event) { 74 if (event.request() == deathRequest) { 75 requestedVMDeathOccurred = true; 76 println("Got requested VMDeathEvent"); 77 if (currentEventSet.suspendPolicy() != 78 EventRequest.SUSPEND_ALL) { 79 failure("failure: wrong suspend policy"); 80 } 81 } else if (event.request() == null) { 82 defaultVMDeathOccurred = true; 83 println("Got default VMDeathEvent"); 84 } else { 85 failure("failure: Unexpected type of VMDeathEvent occurred"); 86 } 87 } 88 89 public void vmDisconnected(VMDisconnectEvent event) { 90 println("Got VMDisconnectEvent"); 91 disconnected = true; 92 synchronized (syncer) { 93 syncer.notifyAll(); 94 } 95 } 96 97 /** 98 * Turn off default VMDeath handling 99 */ 100 protected void createDefaultVMDeathRequest() { 101 } 102 103 /********** test core **********/ 104 105 protected void runTests() throws Exception { 106 107 startToMain("HelloWorld"); 108 109 deathRequest = eventRequestManager().createVMDeathRequest(); 110 deathRequest.enable(); 111 112 /* 113 * Static tests 114 */ 115 List reqs = eventRequestManager().vmDeathRequests(); 116 if (reqs.size() != 1 || reqs.get(0) != deathRequest) { 117 failure("failure: vmDeathRequests()"); 118 } 119 if (!vm().canRequestVMDeathEvent()) { 120 failure("failure: canRequestVMDeathEvent() returned false"); 121 } 122 123 /* 124 * Event tests 125 */ 126 addListener(this); 127 synchronized (syncer) { 128 vm().resume(); 129 while (!disconnected) { 130 try { 131 syncer.wait(); 132 } catch (InterruptedException e) { 133 } 134 } 135 } 136 137 /* 138 * Failure analysis 139 */ 140 if (!requestedVMDeathOccurred) { 141 failure("failure: didn't get requested VMDeathEvent"); 142 } 143 if (!defaultVMDeathOccurred) { 144 failure("failure: didn't get default VMDeathEvent"); 145 } 146 147 if (!testFailed) { 148 println("VMDeathRequestTest: passed"); 149 } else { 150 throw new Exception("VMDeathRequestTest: failed"); 151 } 152 } 153 }