Examples with BACKPRESSURE com.oath.cyclops.internal.stream.ReactiveStreamX.Type.BACKPRESSURE used on opensource projects

Example 1 with BACKPRESSURE

use of com.oath.cyclops.internal.stream.ReactiveStreamX.Type.BACKPRESSURE in project cyclops by aol.

the class ReactiveStreamX method multicast.

public Seq<ReactiveSeq<T>> multicast(int num) {
    if (this.async == Type.NO_BACKPRESSURE) {
        ConcurrentLinkedQueue<Subscriber> subs = new ConcurrentLinkedQueue<>();
        Seq<ReactiveSeq<T>> result = Seq.empty();
        for (int i = 0; i < num; i++) {
            ReactiveSeq<T> seq = Spouts.<T>async(s1 -> {
                subs.add(s1.asSubscriber());
                if (subs.size() == num) {
                    this.forEach(e -> subs.forEach(s -> s.onNext(e)), ex -> subs.forEach(s -> s.onError(ex)), () -> subs.forEach(s -> s.onComplete()));
                }
            });
            result = result.plus(seq);
        }
        return result;
    }
    if (this.async == BACKPRESSURE) {
        ConcurrentLinkedQueue<Subscriber> subs = new ConcurrentLinkedQueue<>();
        Seq<ReactiveSeq<T>> result = Seq.empty();
        Subscription sub = forEachSubscribe(e -> subs.forEach(s -> s.onNext(e)), ex -> subs.forEach(s -> s.onError(ex)), () -> subs.forEach(s -> s.onComplete()));
        for (int i = 0; i < num; i++) {
            ReactiveSeq<T> seq = new ReactiveStreamX<T>(new PublisherToOperator<T>(new Publisher<T>() {

                @Override
                public void subscribe(Subscriber<? super T> s) {
                    subs.add(s);
                    s.onSubscribe(sub);
                }
            }));
            result = result.plus(seq);
        }
        return result;
    }
    return Streams.toBufferingCopier(() -> iterator(), num, () -> new ArrayDeque<T>(100)).map(ReactiveSeq::fromIterable);
}