public final <U, V> Observable<V> flatMapIterable(final Function<? super T, ? extends Iterable<? extends U>> mapper,
BiFunction<? super T, ? super U, ? extends V> resultSelector) {
return flatMap(ObservableInternalHelper.flatMapIntoIterable(mapper), resultSelector, false, bufferSize(), bufferSize());
}
@SchedulerSupport(SchedulerSupport.NONE)
<BUG>public final <U> Observable<U> flatMapIterable(final Function<? super T, ? extends Iterable<? extends U>> mapper, int bufferSize) {
return flatMap(ObservableInternalHelper.flatMapIntoIterable(mapper), false, bufferSize);
}
@SchedulerSupport(SchedulerSupport.NONE)</BUG>
public final <R> Observable<R> flatMapMaybe(Function<? super T, ? extends MaybeSource<? extends R>> mapper) {

public final <U, V> Observable<V> flatMapIterable(final Function<? super T, ? extends Iterable<? extends U>> mapper,
BiFunction<? super T, ? super U, ? extends V> resultSelector) {
return flatMap(ObservableInternalHelper.flatMapIntoIterable(mapper), resultSelector, false, bufferSize(), bufferSize());
}
@SchedulerSupport(SchedulerSupport.NONE)
public final <R> Observable<R> flatMapMaybe(Function<? super T, ? extends MaybeSource<? extends R>> mapper) {
