/**
  * @see EPSInterface::listStreetTypes()
  */
 public function listStreetTypes($sessionId, $language)
 {
     try {
         $listStreetTypesStdObject = new stdClass();
         $listStreetTypesStdObject->sessionId = $sessionId;
         $listStreetTypesStdObject->language = $language;
         $response = parent::listStreetTypes($listStreetTypesStdObject);
         $arrListStreetTypes = array();
         if (isset($response->return)) {
             $arrStdListStreetTypes = $response->return;
             if (is_array($arrStdListStreetTypes)) {
                 for ($i = 0; $i < count($arrStdListStreetTypes); $i++) {
                     $arrListStreetTypes[$i] = $arrStdListStreetTypes[$i];
                 }
             } else {
                 $arrListStreetTypes[0] = $arrStdListStreetTypes;
             }
         }
         return $arrListStreetTypes;
     } catch (SoapFault $sf) {
         throw new ServerException($sf);
     }
 }