Method nextLong

java/core/src/test/org/apache/orc/impl/TestBitPack.java:66–73

(Random rng, long n)

  }

  private long nextLong(Random rng, long n) {
    long bits, val;
    do {
      bits = (rng.nextLong() << 1) >>> 1;
      val = bits % n;
    } while (bits - val + (n - 1) < 0L);
    return val;
  }

  private void runTest(int numBits) throws IOException {
    long[] inp = new long[SIZE];