public static Streamable<Long> fromLongStream(final LongStream stream){
  Objects.requireNonNull(stream);
  return fromStream(ReactiveSeq.fromLongStream(stream));
}

public static Streamable < Long > fromLongStream ( final LongStream stream ) { Objects . requireNonNull ( stream ) ; return fromStream ( ReactiveSeq . fromLongStream ( stream ) ) ; }
construct a sequence from a stream
