/**
* 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();
}
}