public static BloomKFilter build(long[] bits, int numFuncs) {
    checkArgument((bits.length % DEFAULT_BLOCK_SIZE) == 0, "bitSet has to be block aligned");
    return new BloomKFilter(bits, numFuncs);
  }
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