public function initialize()
    {
        if (!file_exists($this->paramsPathname)) {
            throw new \InvalidArgumentException("Invalid Magento root '$this->magentoRoot'.");
        }

        $params = $this->getParams();
        $params['code'] = $this->store;
        $params['type'] = $this->scope;
        $this->saveParams($params);
    }