public boolean testBytes(byte[] val, int offset, int length) {
    long hash64 = val == null ? Murmur3.NULL_HASHCODE :
      Murmur3.hash64(val, offset, length);
    return testHash(hash64);
  }
A constructor to support rebuilding the BloomFilter from a serialized representation.
@param bits BloomK sketch data in form of array of longs.
@param numFuncs  Number of functions called as K.
storage-api/src/java/org/apache/hive/common/util/BloomKFilter.java