public CallSite(Lifetime outerLifetime, RdCall <TReq, TRes> call, RdId rdId, IScheduler wireScheduler) : base(call, rdId, wireScheduler)
{
var taskWireSubscriptionDefinition = outerLifetime.CreateNested();
myCall.Wire.Advise(taskWireSubscriptionDefinition.Lifetime, this); //this lifetimeDef listen only one value
taskWireSubscriptionDefinition.Lifetime.TryOnTermination(() => ResultInternal.SetIfEmpty(RdTaskResult <TRes> .Cancelled()));
Result.AdviseOnce(Lifetime.Eternal, taskResult =>
{
taskWireSubscriptionDefinition.Terminate(); //no need to listen result or cancellation from wire
var potentiallyBindable = taskResult.Result;
if (potentiallyBindable.IsBindable())
{
potentiallyBindable.BindPolymorphic(outerLifetime, myCall, RdId.ToString());
if (!outerLifetime.TryOnTermination(SendCancellation))
{
SendCancellation();
}
}
else if (taskResult.Status == RdTaskStatus.Canceled) //we need to transfer cancellation to the other side
{
SendCancellation();
}
});
}
public void Print(PrettyPrinter printer)
{
printer.Print(ToString());
printer.Print("(");
printer.Print(RdId.ToString());
printer.Print(")");
}
public Endpoint(Lifetime bindLifetime, RdCall <TReq, TRes> call, RdId rdId, IScheduler wireScheduler) : base(call, rdId, wireScheduler)
{
myDef = bindLifetime.CreateNested();
myCall.Wire.Advise(Lifetime, this);
Lifetime.TryOnTermination(() => ResultInternal.SetIfEmpty(RdTaskResult <TRes> .Cancelled()));
Result.AdviseOnce(Lifetime.Eternal, taskResult =>
{
var potentiallyBindable = taskResult.Result;
if (potentiallyBindable.IsBindable())
{
potentiallyBindable.IdentifyPolymorphic(myCall.Proto.Identities, myCall.RdId.Mix(RdId.ToString()));
potentiallyBindable.BindPolymorphic(Lifetime, myCall, RdId.ToString());
}
else
{
myDef.Terminate();
}
Trace(RdReactiveBase.ourLogSend, "send response", taskResult);
myWire.Send(RdId,
writer =>
{
RdTaskResult <TRes> .Write(myCall.WriteResponseDelegate, myCall.SerializationContext, writer, taskResult);
});
});
}
internal Lifetime Subscribe(Lifetime outerLifetime)
{
var taskWireSubscriptionDefinition = outerLifetime.CreateNested();
var externalCancellation = outerLifetime.CreateNested();
myCall.Wire.Advise(taskWireSubscriptionDefinition.Lifetime, this); //this lifetimeDef listen only one value
outerLifetime.TryOnTermination(() => ResultInternal.SetIfEmpty(RdTaskResult <TRes> .Cancelled())); //todo
Result.AdviseOnce(Lifetime.Eternal, taskResult =>
{
taskWireSubscriptionDefinition.Terminate(); //no need to listen result or cancellation from wire
var potentiallyBindable = taskResult.Result;
if (potentiallyBindable.IsBindable())
{
if (myIsEndpoint)
{
potentiallyBindable.IdentifyPolymorphic(myCall.Proto.Identities, myCall.RdId.Mix(RdId.ToString()));
}
potentiallyBindable.BindPolymorphic(externalCancellation.Lifetime, myCall, RdId.ToString());
}
if (myIsEndpoint)
{
if (taskResult.Status == RdTaskStatus.Canceled)
{
externalCancellation.Terminate();
}
Trace(RdReactiveBase.ourLogSend, "send response", taskResult);
myWire.Send(RdId,
writer =>
{
RdTaskResult <TRes> .Write(myCall.WriteResponseDelegate, myCall.SerializationContext, writer, taskResult);
});
}
else if (taskResult.Status == RdTaskStatus.Canceled) //we need to transfer cancellation to the other side
{
Trace(RdReactiveBase.ourLogSend, "send cancellation");
myWire.Send(RdId, writer => { writer.Write(Unit.Instance); }); //send cancellation to the other side
}
});
return(externalCancellation.Lifetime);
}