public ConnectLoop(
@Nonnull URI wsUri,
@Nonnull ResourceDB resourceDB,
@Nonnull TickedEventLoop loop,
@Nonnull String nickname)
throws MalformedURLException {
this.wsUri = wsUri;
this.resourceDB = resourceDB;
this.loop = loop;
this.nickname = nickname;
this.httpUrl = SwissArmyKnife.websocketURItoHTTP(wsUri);
}
@Override
public void run() {
Iterator<TickedEventLoop> it;
TickedEventLoop eventLoop;
setName("Deadlock-" + this.getId());
while (true) {
it = eventLoops.iterator();
while (it.hasNext()) {
eventLoop = it.next();
if (eventLoop.deadlock_tick != eventLoop.deadlock_tick_lastseen) {
eventLoop.deadlock_tick_lastseen = eventLoop.deadlock_tick;
continue;
}
eventLoops.remove(eventLoop);
String trace = "";
Thread thread = eventLoop.myThread;
for (StackTraceElement stack : thread.getStackTrace()) {
trace += stack.toString() + "\n";
}
boolean kill = true;
if (listener != null) {
kill = listener.deadlockDetected(eventLoop, thread);
}
if (kill) {
log.log(
Level.SEVERE,
"Deadlock or infinite loop detected in thread {0}, attemping to stop ... Stack trace: \n{1}",
new Object[] {thread.getName(), trace});
SwissArmyKnife.logTraceOfAllThreads(log);
thread.interrupt();
try {
Thread.sleep(1000);
} catch (InterruptedException ex) {
return;
}
log.log(Level.SEVERE, "Attemping stop of thread {0}", thread.getName());
thread.stop();
if (listener != null) {
listener.deadlockAfterStop(eventLoop, thread);
}
if (gui) {
ErrorDialog diag;
diag = new ErrorDialog();
diag.setTitle("Deadlock: " + thread.getName());
diag.setErrorText(trace);
}
} else {
log.log(
Level.SEVERE,
"Deadlock or infinite loop detected in thread {0} (no action). Stack trace: \n{1}",
new Object[] {thread.getName(), trace});
}
}
try {
Thread.sleep(CHECK_INTERVAL_MILLIS);
} catch (InterruptedException ex) {
return;
}
}
}