public static int compareTo(final byte[] left, final byte[] right) {
    return LexicographicalComparerHolder.BEST_COMPARER.compareTo(left, 0,
      left == null ? 0 : left.length, right, 0, right == null ? 0 : right.length);
  }
Lexicographically compare two arrays.
@param left  left operand
@param right right operand
@return 0 if equal, &lt; 0 if left is less than right, etc.
hbase-common/src/main/java/org/apache/hadoop/hbase/util/Bytes.java