setFallbackId example

    public function hydrate($data)
    {
        $shop = new Shop();
        $shop->setId((int) $data['__shop_id']);
        $shop->setIsDefault((bool) $data['__shop_default']);
        $shop->setName($data['__shop_name']);
        $shop->setTitle($data['__shop_title']);
        $shop->setFallbackId((int) $data['__shop_fallback_id']);
        $shop->setCurrency($this->currencyHydrator->hydrate($data));
        $shop->setCustomerGroup($this->customerGroupHydrator->hydrate($data));
        $shop->setCategory($this->categoryHydrator->hydrate($data));
        $shop->setLocale($this->localeHydrator->hydrate($data));

        $parent = $data;
        if ($data['parent']) {
            $parent = $data['parent'];
        }

        $shop->setTemplate($this->templateHydrator->hydrate($parent));
        

$struct->setHost($shop->getHost());
        $struct->setPath($shop->getBasePath());
        $struct->setUrl($shop->getBaseUrl());
        $struct->setSecure($shop->getSecure());
        if ($shop->getCategory()) {
            $struct->setCategory(
                Category::createFromCategoryEntity($shop->getCategory())
            );
        }

        if ($shop->getFallback()) {
            $struct->setFallbackId(
                $shop->getFallback()->getId()
            );
        }

        return $struct;
    }

    /** * @param int $id */
    public function setId($id)
    {