| /* |
| * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package nsk.monitoring.share.thread; |
| |
| import nsk.share.log.Log; |
| import java.lang.management.ThreadInfo; |
| import java.lang.management.MonitorInfo; |
| import java.lang.management.LockInfo; |
| |
| /** |
| * SleepingThread is RecursiveMonitoringThread that sleeps. |
| */ |
| public class SleepingThread extends RecursiveMonitoringThread { |
| private String lock = new String("a lock"); |
| private volatile boolean sleeping = false; |
| private Object readyLock = new Object(); |
| private static final String[] expectedMethods = { |
| "java.lang.Thread.sleep", |
| "nsk.monitoring.share.thread.SleepingThread.runInside" |
| }; |
| |
| public SleepingThread(Log log, RunType recursionType, int maxDepth) { |
| super(log, recursionType, maxDepth); |
| } |
| |
| public void checkThreadInfo(ThreadInfo info) { |
| super.checkThreadInfo(info); |
| verify(info.getThreadState() == Thread.State.TIMED_WAITING, "ThreadInfo.getThreadState() = " + info.getThreadState() + " != " + Thread.State.TIMED_WAITING); |
| verify(info.getBlockedTime() == 0 || info.getBlockedTime() == -1, "ThreadInfo.getBlockedTime() == " + info.getBlockedTime()); |
| verify(info.getBlockedCount() >= 0, "ThreadInfo.getBlockedCount() = " + info.getBlockedCount() + " != 0"); |
| verify(info.getWaitedTime() == 0 || info.getWaitedTime() == -1, "ThreadInfo.getWaitedTime() == " + info.getWaitedTime()); |
| verify(info.getWaitedCount() == 1, "ThreadInfo.getWaitedCount() = " + info.getWaitedCount() + " != 1"); |
| verify(info.getLockInfo() == null, "ThreadInfo.getLockInfo() != null "); |
| verify(info.getLockName() == null, "ThreadInfo.getLockName() " + info.getLockName() + " != null"); |
| verify(info.getLockOwnerId() == -1, "ThreadInfo.getLockOwnerId() = " + info.getLockOwnerId() + " != null"); |
| verify(info.getLockOwnerName() == null, "ThreadInfo.getLockOwnerName() = " + info.getLockOwnerName() + " != null"); |
| checkMonitorInfo(info.getLockedMonitors(), null); |
| checkSynchronizers(info.getLockedSynchronizers(), null); |
| } |
| |
| public void waitState() { |
| synchronized (readyLock) { |
| while (!sleeping) { |
| try { |
| readyLock.wait(); |
| } catch (InterruptedException e) { |
| log.warn(e); |
| } |
| } |
| } |
| waitThreadState(Thread.State.TIMED_WAITING); |
| } |
| |
| public void finish() { |
| sleeping = false; |
| runner.interrupt(); |
| } |
| |
| protected void runInside() { |
| synchronized (readyLock) { |
| sleeping = true; |
| readyLock.notifyAll(); |
| } |
| while (sleeping) { |
| try { |
| Thread.sleep(10000000); |
| } catch (InterruptedException e) { |
| } |
| } |
| } |
| |
| protected boolean isStackTraceElementExpected(StackTraceElement element) { |
| return super.isStackTraceElementExpected(element) || checkStackTraceElement(element, expectedMethods); |
| } |
| } |