/// <exception cref="System.Exception"/>
protected override void ServiceStop()
{
if (drainEventsOnStop)
{
blockNewEvents = true;
Log.Info("AsyncDispatcher is draining to stop, igonring any new events.");
long endTime = Runtime.CurrentTimeMillis() + GetConfig().GetLong(YarnConfiguration
.DispatcherDrainEventsTimeout, YarnConfiguration.DefaultDispatcherDrainEventsTimeout
);
lock (waitForDrained)
{
while (!drained && eventHandlingThread != null && eventHandlingThread.IsAlive() &&
Runtime.CurrentTimeMillis() < endTime)
{
Sharpen.Runtime.Wait(waitForDrained, 1000);
Log.Info("Waiting for AsyncDispatcher to drain. Thread state is :" + eventHandlingThread
.GetState());
}
}
}
stopped = true;
if (eventHandlingThread != null)
{
eventHandlingThread.Interrupt();
try
{
eventHandlingThread.Join();
}
catch (Exception ie)
{
Log.Warn("Interrupted Exception while stopping", ie);
}
}
// stop all the components
base.ServiceStop();
}