/**
  * The maximum length of the result field
  *
  * @return int
  */
 protected function _getResultFieldLength()
 {
     if (null !== $this->resultFieldLength) {
         return $this->resultFieldLength;
     }
     if (null !== self::$staticResultFieldLength) {
         $this->resultFieldLength = self::$staticResultFieldLength;
         return $this->resultFieldLength;
     }
     $model = new \MUtil_Model_TableModel('gems__tokens');
     self::$staticResultFieldLength = $model->get('gto_result', 'maxlength');
     $this->resultFieldLength = self::$staticResultFieldLength;
     return $this->resultFieldLength;
 }