public override void OnWireReceived(UnsafeReader reader) //endpoint's side { var taskId = RdId.Read(reader); var wiredTask = new WiredRdTask <TReq, TRes>(this, taskId, myEndpointSchedulerForHandlerAndCancellation ?? WireScheduler, true); //subscribe for lifetime cancellation var externalCancellation = wiredTask.Subscribe(myBindLifetime); using (UsingDebugInfo()) //now supports only sync handlers { RdTask <TRes> rdTask; try { var value = ReadRequestDelegate(SerializationContext, reader); ReceiveTrace?.Log($"{wiredTask} :: received request: {value.PrintToString()}"); rdTask = Handler(externalCancellation, value); } catch (Exception e) { rdTask = RdTask <TRes> .Faulted(e); } rdTask.Result.Advise(Lifetime.Eternal, result => { try { if (result.Status == RdTaskStatus.Success) { AssertNullability(result.Result); } wiredTask.ResultInternal.SetIfEmpty(result); } catch (Exception ee) { ourLogSend.Error($"Problem when responding to `{wiredTask}`", ee); wiredTask.Set(new RdFault(ee)); } }); } }
public override void OnWireReceived(UnsafeReader reader) { var taskId = RdId.Read(reader); var value = ReadRequestDelegate(SerializationContext, reader); if (LogReceived.IsTraceEnabled()) { LogReceived.Trace("endpoint `{0}`::({1}), taskId={2}, request = {3}", Location, RdId, taskId, value.PrintToString()); } var taskLifetimeDef = myBindLifetime.CreateNested(); //subscribe for lifetime cancellation new WiredLifetime(taskLifetimeDef, taskId, this, Wire); RdTask <TRes> rdTask; using (UsingDebugInfo()) //now supports only sync handlers { try { rdTask = Handler(taskLifetimeDef.Lifetime, value); } catch (Exception e) { rdTask = RdTask <TRes> .Faulted(e); } } rdTask.Result.Advise(taskLifetimeDef.Lifetime, result => { if (LogSend.IsTraceEnabled()) { LogSend.Trace("endpoint `{0}`::({1}), taskId={2}, response = {3}", Location, RdId, taskId, result.PrintToString()); } RdTaskResult <TRes> validatedResult; try { if (result.Status == RdTaskStatus.Success) { AssertNullability(result.Result); } validatedResult = result; } catch (Exception e) { LogSend.Error(e); validatedResult = RdTaskResult <TRes> .Faulted(e); } Wire.Send(taskId, writer => { RdTaskResult <TRes> .Write(WriteResponseDelegate, SerializationContext, writer, validatedResult); }); taskLifetimeDef.Terminate(); //need to terminate to unsubscribe lifetime listener - not for bindable entries }); }