code: public static IntStream buildRandomIntStream(int streamSize, Random random,
              int exclusiveBound) {
          return buildRandomIntStream(streamSize,
                  () -> random.nextInt(exclusiveBound));
      }
docs: Build random int stream int stream.
  
  @param streamSize     the stream size
  @param random         the random
  @param exclusiveBound the exclusive bound
  @return the int stream