/**
  * Execute catalog update step.
  * @param type $name Description
  * @return String
  */
 private function startCatalogsUpdate($importFileName)
 {
     $importFileContent = $this->importFileManager->getImportFileContent($importFileName);
     $offersFileContent = $this->importFileManager->getOffersFileContent($importFileName);
     $parser = new CmlParser();
     $cmlCatalog = $parser->parseCatalog($importFileContent, $offersFileContent);
     $catalogController = new CatalogController($this->userName);
     $catalogController->save($cmlCatalog);
 }