public function filterByLengthname($lengthname = null, $comparison = null)
    {
        if (null === $comparison) {
            if (is_array($lengthname)) {
                $comparison = Criteria::IN;
            }
        }

        return $this->addUsingAlias(MxmapTableMap::COL_LENGTHNAME, $lengthname, $comparison);
    }