//If it is special message, it has to send to all the operators.
//If it is barrier message, batch manager will start to track it
//by using BarrierMsgTrackingInfo which keep and ID and the number of
//client it sent to.
private async Task <Task> ProcessSpecialMessage(StreamMessage msg, IAsyncStream <StreamMessage> stream)
{
BarrierOrCommitMsgTrackingInfo info = new BarrierOrCommitMsgTrackingInfo(msg.barrierOrCommitInfo.GetID(), msg.barrierOrCommitInfo.numberOfClientSent);
info.BatchID = msg.BatchID;
if (msg.Value == Constants.Barrier_Value && msg.BatchID - currentBatchID < 2)
{
currentBatchID = msg.BatchID + 1;
PrettyConsole.Line("Increment ID " + currentBatchID);
await TrackingBarrierMessages(msg);
await BroadcastSpecialMessage(msg, stream);
await batchTracker.CompleteOneOperatorBarrier(info);
}
return(Task.CompletedTask);
}
private async Task <Task> ProcessSpecialMessage(StreamMessage msg)
{
if (msg.Value == Constants.Barrier_Value)
{
//Just complete the tracking
await batchTracker.CompleteOneOperatorBarrier(msg.barrierOrCommitInfo);
numberCurrentBatchBarrierReceived++;
if (numberOfUpStream == numberCurrentBatchBarrierReceived)
{
//PrettyConsole.Line("Start process normal message");
await ProcessMessagesInTheBuffer(currentBatchID + 1);
numberCurrentBatchBarrierReceived = 0;
}
}
return(Task.CompletedTask);
}
protected async Task <Task> ProcessSpecialMessageAsync(StreamMessage msg, IAsyncStream <StreamMessage> stream)
{
BarrierOrCommitMsgTrackingInfo info = new BarrierOrCommitMsgTrackingInfo(msg.barrierOrCommitInfo.GetID(), msg.barrierOrCommitInfo.numberOfClientSent);
info.BatchID = msg.BatchID;
if (msg.Value == Constants.Barrier_Value)
{
if (CheckCount(msg))
{
await HandleBarrierMessages(msg);
batchTracker.CompleteOneOperatorBarrier(info);
}
}
else
{
throw new NotImplementedException("Unrecgonizable system message in stateless operator");
}
await BroadcastSpecialMessage(msg, stream);
return(Task.CompletedTask);
}
