/**
  * Returns the country id to use with the plentymarkets SOAP API
  *
  * @param integer $countryID
  * @return integer null
  */
 protected static function getCountryID($countryID)
 {
     try {
         return PlentymarketsMappingController::getCountryByShopwareID($countryID);
     } catch (Exception $E) {
         return null;
     }
 }