public ISubscription Subscribe(IObserver <Payload> observer)
{
if (this.IsSubscribed)
{
throw new InvalidOperationException("Incoming stream allows only one Subscriber");
}
IncomingStreamSubscriber subscriber = new IncomingStreamSubscriber(observer, this._channel);
var sub = this._source.Subscribe(subscriber);
return(new IncomingStreamSubscription(sub, this._channel, subscriber));
}
public IncomingStreamSubscription(IDisposable subscription, Channel channel, IncomingStreamSubscriber subscriber)
{
this._subscription = subscription;
this._channel = channel;
this._subscriber = subscriber;
}