@Override
public void doTest() throws Throwable {
ThreadMXBean tbean;
tbean = ManagementFactory.getThreadMXBean();
int nonDaemonThreadCountA = tbean.getThreadCount() - tbean.getDaemonThreadCount();
int daemonThreadCountA = tbean.getDaemonThreadCount();
long[] listA = tbean.getAllThreadIds();
for (int loopNumber = 0; loopNumber < 4; loopNumber++) {
cacheManager =
new CacheManager(
DaemonThreadsWriteBehindTestClient.class.getResourceAsStream("/ehcache-config.xml"));
int daemonThreadCountB = tbean.getDaemonThreadCount();
Assert.assertTrue(daemonThreadCountA < daemonThreadCountB);
Cache cache = cacheManager.getCache("test");
cache.registerCacheWriter(new WriteBehindCacheWriter(this));
Assert.assertNotNull(cache.getWriterManager());
Assert.assertTrue(cache.getWriterManager() instanceof WriteBehindManager);
for (int i = 0; i < 10; i++) {
cache.putWithWriter(new Element(i, i));
}
while (getWriteCount() < 10) {
Thread.sleep(200);
}
resetWriteCount();
cacheManager.shutdown();
System.out.println("done with iteration " + loopNumber);
}
TimeUnit.MINUTES.sleep(1L);
long[] listC = tbean.getAllThreadIds();
int daemonThreadCountC = tbean.getDaemonThreadCount();
int nonDaemonThreadCountC = tbean.getThreadCount() - tbean.getDaemonThreadCount();
List<Long> listIntA = new ArrayList<Long>();
for (long listAItrator : listA) {
listIntA.add(new Long(listAItrator));
}
List<Long> listIntC = new ArrayList<Long>();
for (long listAItrator : listC) {
listIntC.add(new Long(listAItrator));
}
listIntC.removeAll(listIntA);
Set<String> knownThreads = getKnownThreads();
int skipThreadCount = 0;
StringBuffer threadsInfo = new StringBuffer();
System.out.println(
"\n\n" + listIntC.size() + " Start Printing Stack Trace\n--------------------");
for (int i = 0; i < listIntC.size(); i++) {
ThreadInfo tinfo = tbean.getThreadInfo(listIntC.get(i));
if (knownThreads.contains(tinfo.getThreadName().trim())) {
++skipThreadCount;
continue;
}
String info = "Thread name: " + tinfo.getThreadName() + " | " + tinfo.getThreadId();
threadsInfo.append(info);
for (StackTraceElement e : tinfo.getStackTrace()) {
threadsInfo.append(e + "\n\n");
}
}
System.out.println(threadsInfo + "\n\n-----------------------\n\n");
Assert.assertEquals(
threadsInfo.toString(), daemonThreadCountA, daemonThreadCountC - skipThreadCount);
Assert.assertEquals(nonDaemonThreadCountA, nonDaemonThreadCountC);
}
public CacheWriterManager getWriterManager() {
return cache.getWriterManager();
}
