/// <summary>
/// This method is the reason why SinkModule.create may return something that is
/// not a Subscriber: a VirtualPublisher is used in order to avoid the immediate
/// subscription a VirtualProcessor would perform (and it also saves overhead).
/// </summary>
public override object Create(MaterializationContext context, out IPublisher <TIn> materializer)
{
var processor = new VirtualProcessor <TIn>();
materializer = processor;
return(processor);
}
/// <summary>
/// TBD
/// </summary>
/// <param name="context">TBD</param>
/// <param name="materializer">TBD</param>
/// <returns>TBD</returns>
public override IPublisher <TOut> Create(MaterializationContext context, out ISubscriber <TOut> materializer)
{
var processor = new VirtualProcessor <TOut>();
materializer = processor;
return(processor);
}
public override IProcessor <int?, int?> CreateIdentityProcessor(int bufferSize)
{
var materializer = ActorMaterializer.Create(System);
var identity = Flow.Create <int?>().Select(x => x).Named("identity").ToProcessor().Run(materializer);
var left = new VirtualProcessor <int?>();
var right = new VirtualProcessor <int?>();
left.Subscribe(identity);
identity.Subscribe(right);
return(ProcessorFromSubscriberAndPublisher(left, right));
}
