public ProtocolEventDebouncer(ITimerFactory timerFactory, TimeSpan delay, TimeSpan maxDelay)
{
_timer = new SlidingWindowExclusiveTimer(timerFactory, delay, maxDelay, Process);
// delegate for this block can't be async otherwise the shared exclusive scheduler is pointless
_enqueueBlock = new ActionBlock <Tuple <TaskCompletionSource <bool>, ProtocolEvent, bool> >(tuple =>
{
try
{
if (tuple.Item2 is KeyspaceProtocolEvent keyspaceEvent)
{
KeyspaceEventReceived(keyspaceEvent, tuple.Item3, tuple.Item1);
}
else
{
MainEventReceived(tuple.Item2, tuple.Item3, tuple.Item1);
}
}
catch (Exception ex)
{
ProtocolEventDebouncer.Logger.Error("Unexpected exception in Protocol Event Debouncer while receiving events.", ex);
}
}, new ExecutionDataflowBlockOptions
{
EnsureOrdered = true,
MaxDegreeOfParallelism = 1,
TaskScheduler = _timer.ExclusiveScheduler
});
_processQueueBlock = new ActionBlock <EventQueue>(async queue =>
{
try
{
await ProtocolEventDebouncer.ProcessQueue(queue).ConfigureAwait(false);
}
catch (Exception ex)
{
ProtocolEventDebouncer.Logger.Error("Unexpected exception in Protocol Event Debouncer while processing queue.", ex);
}
}, new ExecutionDataflowBlockOptions
{
EnsureOrdered = true,
MaxDegreeOfParallelism = 1
});
}
