@Override
public void subscribe(Subscriber<? super O> s) {
if (s == null) {
throw SpecificationExceptions.spec_2_13_exception();
}
source.subscribe(barrierProvider.apply(s));
}
@Override
public void subscribe(Subscriber<? super OUT> s) {
if (s == null) {
throw SpecificationExceptions.spec_2_13_exception();
}
}