/**
  * Runs the item stock import cronjob.
  *
  * @param Shopware_Components_Cron_CronJob $Job
  */
 public function onRunItemStockImportCron(Shopware_Components_Cron_CronJob $Job)
 {
     PlentymarketsCronjobController::getInstance()->runItemStockImport($Job);
 }
 /**
  * If an instance of PlentymarketsCronjobController exists, it returns this instance.
  * Else it creates a new instance of PlentymarketsCronjobController.
  *
  * @return PlentymarketsCronjobController
  */
 public static function getInstance()
 {
     if (!self::$Instance instanceof self) {
         self::$Instance = new self();
     }
     return self::$Instance;
 }