public function __construct(\SimpleXMLElement $xml = null)
 {
     parent::__construct($xml);
     if (is_null($xml)) {
         return;
     }
     $this->formatEqual = (string) $xml->formatEqual;
     $this->formatIn = (string) $xml->formatIn;
     if (count($xml->statusEqual)) {
         $this->statusEqual = (int) $xml->statusEqual;
     }
     $this->statusIn = (string) $xml->statusIn;
     $this->statusNotIn = (string) $xml->statusNotIn;
 }