private static HashCode fmix(int h1, int length) {
    h1 ^= length;
    h1 ^= h1 >>> 16;
    h1 *= 0x85ebca6b;
    h1 ^= h1 >>> 13;
    h1 *= 0xc2b2ae35;
    h1 ^= h1 >>> 16;
    return HashCode.fromInt(h1);
  }

  private static final class Murmur3_32Hasher extends AbstractHasher {
    private int h1;
    private long buffer;
    private int shift;
    private int length;
    private boolean isDone;

        // rolling CRCs.  So we call it on an empty ByteBuffer if we didn't already.
        processRemaining(EMPTY);
      }
      return HashCode.fromInt(~crc0);
    }

    static final int[] BYTE_TABLE = {
      0x00000000, 0xf26b8303, 0xe13b70f7, 0x1350f3f4, 0xc79a971f, 0x35f1141c,
      0x26a1e7e8, 0xd4ca64eb, 0x8ad958cf, 0x78b2dbcc, 0x6be22838, 0x9989ab3b,