author | erikj |
Tue, 12 Sep 2017 19:03:39 +0200 | |
changeset 47216 | 71c04702a3d5 |
parent 44423 | jdk/test/com/sun/jdi/MonitorEventTest.java@306c020eb154 |
child 58681 | 5f14a659a8cb |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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2ccf2cf7ea48
8078896: Add @modules as needed to the jdk_svc tests
ykantser
parents:
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changeset
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* Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/** |
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* @test |
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* @bug 4401399 |
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* @summary Simple basic test of jdi Monitor request and event. |
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* @author Swamy Venkataramanappa |
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* |
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* @run build TestScaffold VMConnection TargetListener TargetAdapter |
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* @run compile -g MonitorEventTest.java |
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* @run driver MonitorEventTest |
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*/ |
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import com.sun.jdi.*; |
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import com.sun.jdi.event.*; |
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import com.sun.jdi.request.*; |
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import java.util.*; |
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/********** target program **********/ |
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class MonitorTestTarg { |
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public static Object endingMonitor; |
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public static Object startingMonitor; |
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public static final long timeout = 30 * 6000; // milliseconds |
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public static volatile boolean aboutEnterLock; |
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static void foo() { |
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System.out.println("Howdy!"); |
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} |
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public static void main(String[] args){ |
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endingMonitor = new Object(); |
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startingMonitor = new Object(); |
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myThread t1 = new myThread(); |
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foo(); |
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aboutEnterLock = false; |
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synchronized(endingMonitor) { |
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// run thread |
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try { |
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// start thread |
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synchronized (startingMonitor) { |
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t1.start(); |
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startingMonitor.wait(timeout); |
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} |
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} catch (InterruptedException e) { |
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System.out.println("Interrupted exception " + e); |
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} |
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Thread.yield(); |
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while(!(aboutEnterLock && t1.getState() == Thread.State.BLOCKED)) { |
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try { |
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Thread.sleep(1000); |
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}catch(Exception x){ |
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System.out.println(x); |
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} |
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} |
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} |
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try { |
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t1.join(timeout); |
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} catch (Exception x){ |
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System.out.println("Exception while thread.join :" + x); |
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} |
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System.out.println("Test exiting"); |
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} |
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} |
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class myThread extends Thread { |
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public void run() { |
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synchronized(MonitorTestTarg.startingMonitor) { |
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MonitorTestTarg.startingMonitor.notify(); |
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} |
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// contended enter wait until main thread release monitor |
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MonitorTestTarg.aboutEnterLock = true; |
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synchronized (MonitorTestTarg.endingMonitor) { |
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} |
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} |
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} |
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/********** test program **********/ |
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public class MonitorEventTest extends TestScaffold { |
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ReferenceType targetClass; |
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ThreadReference mainThread; |
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List monitors; |
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MonitorContendedEnterRequest contendedEnterRequest; |
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MonitorWaitedRequest monitorWaitedRequest; |
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MonitorContendedEnteredRequest contendedEnteredRequest; |
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MonitorWaitRequest monitorWaitRequest; |
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static int actualWaitCount = 0; |
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static int actualWaitedCount = 0; |
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static int actualContendedEnterCount = 0; |
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static int actualContendedEnteredCount= 0; |
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MonitorEventTest (String args[]) { |
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super(args); |
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} |
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public static void main(String[] args) throws Exception { |
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new MonitorEventTest(args).startTests(); |
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} |
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/********** event handlers **********/ |
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public void monitorContendedEnter(MonitorContendedEnterEvent event) { |
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actualContendedEnterCount++; |
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} |
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public void monitorContendedEntered(MonitorContendedEnteredEvent event) { |
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actualContendedEnteredCount++; |
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} |
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public void monitorWait(MonitorWaitEvent event) { |
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actualWaitCount++; |
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} |
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public void monitorWaited(MonitorWaitedEvent event) { |
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actualWaitedCount++; |
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} |
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/********** test core **********/ |
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protected void runTests() throws Exception { |
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/* |
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* Get to the top of main() |
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* to determine targetClass and mainThread |
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*/ |
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BreakpointEvent bpe = startToMain("MonitorTestTarg"); |
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targetClass = bpe.location().declaringType(); |
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mainThread = bpe.thread(); |
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int initialSize = mainThread.frames().size(); |
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if (vm().canRequestMonitorEvents()) { |
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contendedEnterRequest = eventRequestManager().createMonitorContendedEnterRequest(); |
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contendedEnterRequest.setSuspendPolicy(EventRequest.SUSPEND_NONE); |
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contendedEnterRequest.enable(); |
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contendedEnteredRequest = eventRequestManager().createMonitorContendedEnteredRequest(); |
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contendedEnteredRequest.setSuspendPolicy(EventRequest.SUSPEND_NONE); |
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contendedEnteredRequest.enable(); |
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monitorWaitRequest = eventRequestManager().createMonitorWaitRequest(); |
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monitorWaitRequest.setSuspendPolicy(EventRequest.SUSPEND_NONE); |
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monitorWaitRequest.enable(); |
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monitorWaitedRequest = eventRequestManager().createMonitorWaitedRequest(); |
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monitorWaitedRequest.setSuspendPolicy(EventRequest.SUSPEND_NONE); |
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monitorWaitedRequest.enable(); |
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} else { |
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System.out.println("request monitor events not supported " ); |
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} |
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resumeTo("MonitorTestTarg", "foo", "()V"); |
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/* |
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* resume until end |
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*/ |
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listenUntilVMDisconnect(); |
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/* |
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* At least one of each type event should have recevied by this test. |
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*/ |
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if (vm().canRequestMonitorEvents()) { |
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if (actualContendedEnterCount == 0) { |
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failure("Did not receive any contended enter event."); |
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} |
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if (actualContendedEnteredCount == 0) { |
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failure("Did not receive any contended entered event. "); |
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} |
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if (actualWaitCount == 0) { |
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failure("Did not receive any contended monitor wait event"); |
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} |
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if (actualWaitedCount == 0) { |
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failure("Did not receive any contended monitor waited event"); |
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} |
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} |
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/* |
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* deal with results of test |
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* if anything has called failure("foo") testFailed will be true |
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*/ |
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if (!testFailed) { |
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println("MonitorEventTest: passed"); |
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} else { |
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throw new Exception("MonitorEventTest: failed"); |
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} |
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} |
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} |