private static long finalMix64(long h) {
    h ^= h >>> 33;
    h *= 0xff51afd7ed558ccdL;
    h ^= h >>> 33;
    h *= 0xc4ceb9fe1a85ec53L;
    h ^= h >>> 33;
    return h;
  }
private static long finalMix64 ( long h ) { h ^= h > > > 33 ; h *= 0xff51afd7ed558ccdL ; h ^= h > > > 33 ; h *= 0xc4ceb9fe1a85ec53L ; h ^= h > > > 33 ; return h ; }
Final self mix of h*.

@param h input to final mix
@return mix