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/**
* BlueCove - Java library for Bluetooth
* Copyright (C) 2008-2009 Vlad Skarzhevskyy
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
* @author vlads
* @version $Id$
*/
package net.sf.bluecove;

/**
*
*/
public class LongRunningTestMonitor extends Thread {

private boolean testFinished = false;

private Thread testThread;

private ThreadGroup secondaryTestThreadGroup;

private int gracePeriod = 0;

private String testName;

LongRunningTestMonitor(int gracePeriod, String testName) {
super("TestMonitor");
this.gracePeriod = gracePeriod;
this.testName = testName;
testThread = Thread.currentThread();
}

public void setSecondaryTestThreadGroup(ThreadGroup secondaryTestThreadGroup) {
this.secondaryTestThreadGroup = secondaryTestThreadGroup;
}

public void run() {
try {
sleep(gracePeriod);
} catch (InterruptedException e) {
return;
}

int count = 0;
while (!testFinished) {

try {
sleep(4 * 1000);
} catch (InterruptedException e) {
return;
}

if (!testFinished) {
System.out.println("Long running test " + testName + " detected in thread:" + testThread.getName());
StackTraceElement[] ste = testThread.getStackTrace();
StringBuffer buf = new StringBuffer();
buf.append("stack trace:\n");
for (int i = 0; i < ste.length; i++) {
buf.append("\t").append(ste[i].toString()).append('\n');
if (ste[i].getClassName().startsWith("junit.framework")) {
break;
}
}
if (secondaryTestThreadGroup != null) {
int secondaryTestThreadCount = secondaryTestThreadGroup.activeCount();
if (secondaryTestThreadCount > 0) {
buf.append("---------------\n");
buf.append("stack trace for secondary " + secondaryTestThreadCount + " threads:\n");
Thread[] activeThreads = new Thread[secondaryTestThreadCount];
secondaryTestThreadCount = secondaryTestThreadGroup.enumerate(activeThreads);
for (int i = 0; i < secondaryTestThreadCount; i++) {
StackTraceElement[] sste = activeThreads[i].getStackTrace();
for (int k = 0; k < sste.length; k++) {
buf.append("\t").append(sste[k].toString()).append('\n');
if (sste[k].getClassName().startsWith("junit.framework")) {
break;
}
}
buf.append("---------------\n");
}
}
}

System.out.println(buf.toString());
count++;
if (count > 4) {
System.out.println("Sending ThreadDeath");
testThread.stop();
break;
} else {
System.out.println("Sending InterruptedException");
testThread.interrupt();
}
}
}
}

public void finish() {
testFinished = true;
interrupt();
}

}

Change log

r2996 by skarzhevskyy on Jun 23, 2009   Diff
stack trace for secondary Threads
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Older revisions

r2917 by skarzhevskyy on Mar 13, 2009   Diff
Updated javadocs and Copyright
r2471 by skarzhevskyy on Nov 30, 2008   Diff
Change license to Apache License,
Version 2.0, Update headers
r2414 by skarzhevskyy on Oct 9, 2008   Diff
moved bluecove-tests module
All revisions of this file

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