FlowableReplay extends ConnectableFlowable<T> implements HasUpstreamPublisher<T>, Disposable { public static <U, R> Flowable<R> multicastSelector( final Callable<? extends ConnectableFlowable<U>> connectableFactory, final Function<? super Flowable<U>, ? extends Publisher<R>> selector) { return new MulticastFlowable<R, U>(connectableFactory, selector); } private  FlowableReplay(Publisher<T> onSubscribe, Flowable<T> source,
            final AtomicReference<ReplaySubscriber<T>> current,
            final Callable<? extends ReplayBuffer<T>> bufferFactory); static Flowable<R> multicastSelector(
            final Callable<? extends ConnectableFlowable<U>> connectableFactory,
            final Function<? super Flowable<U>, ? extends Publisher<R>> selector); static ConnectableFlowable<T> observeOn(final ConnectableFlowable<T> cf, final Scheduler scheduler); @SuppressWarnings("unchecked") static ConnectableFlowable<T> createFrom(Flowable<? extends T> source); static ConnectableFlowable<T> create(Flowable<T> source,
            final int bufferSize); static ConnectableFlowable<T> create(Flowable<T> source,
            long maxAge, TimeUnit unit, Scheduler scheduler); static ConnectableFlowable<T> create(Flowable<T> source,
            final long maxAge, final TimeUnit unit, final Scheduler scheduler, final int bufferSize); @Override Publisher<T> source(); @Override void dispose(); @Override boolean isDisposed(); @Override void connect(Consumer<? super Disposable> connection);  }
@Test public void multicastSelectorCallableConnectableCrash() { FlowableReplay.multicastSelector(new Callable<ConnectableFlowable<Object>>() { @Override public ConnectableFlowable<Object> call() throws Exception { throw new TestException(); } }, Functions.<Flowable<Object>>identity()) .test() .assertFailure(TestException.class); }