F
- the type of the stream of items.S
- the type of the single item.public interface FlowableWithSingleSubscriber<F,S> extends WithSingleSubscriber<F,S>, FlowableSubscriber<F>
WithSingleSubscriber
that is RxJava 2 only and weakens rules for
gaining performance. Most important is the weakening of rule ยง1.3: onNext/onSingle could be called concurrently until
onSubscribe returns.FlowableSubscriber
onSingle
onSubscribe
onComplete, onError, onNext