private static void WatchdogTimerElapsed(object sender, System.Timers.ElapsedEventArgs e)
{
WatchdogTimeout callback = OnWatchdogTimeout;
if (callback != null)
{
ThreadWatchdogInfo timedOut = null;
lock (m_threads)
{
int now = Environment.TickCount & Int32.MaxValue;
foreach (ThreadWatchdogInfo threadInfo in m_threads.Values)
{
if (threadInfo.Thread.ThreadState == ThreadState.Stopped || now - threadInfo.LastTick >= WATCHDOG_TIMEOUT_MS)
{
timedOut = threadInfo;
m_threads.Remove(threadInfo.Thread.ManagedThreadId);
break;
}
}
}
if (timedOut != null)
{
callback(timedOut.Thread, timedOut.LastTick);
}
}
m_watchdogTimer.Start();
}
/// <summary>
/// Check watched threads. Fire alarm if appropriate.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private static void WatchdogTimerElapsed(object sender, System.Timers.ElapsedEventArgs e)
{
WatchdogTimeout callback = OnWatchdogTimeout;
if (callback != null)
{
List <ThreadWatchdogInfo> callbackInfos = null;
lock (m_threads)
{
int now = Environment.TickCount & Int32.MaxValue;
foreach (ThreadWatchdogInfo threadInfo in m_threads.Values)
{
if (threadInfo.Thread.ThreadState == ThreadState.Stopped)
{
RemoveThread(threadInfo.Thread.ManagedThreadId);
if (callbackInfos == null)
{
callbackInfos = new List <ThreadWatchdogInfo>();
}
callbackInfos.Add(threadInfo);
}
else if (!threadInfo.IsTimedOut && now - threadInfo.LastTick >= threadInfo.Timeout)
{
threadInfo.IsTimedOut = true;
if (threadInfo.AlarmIfTimeout)
{
if (callbackInfos == null)
{
callbackInfos = new List <ThreadWatchdogInfo>();
}
callbackInfos.Add(threadInfo);
}
}
}
}
if (callbackInfos != null)
{
foreach (ThreadWatchdogInfo callbackInfo in callbackInfos)
{
callback(callbackInfo.Thread, callbackInfo.LastTick);
}
}
}
m_watchdogTimer.Start();
}
