public function getCompareItems($blJson = false)
    {
        $oCompare = oxNew(\OxidEsales\Eshop\Application\Controller\CompareController::class);
        $aCompareItems = $oCompare->getCompareItems();

        if ($blJson) {
            $aCompareItems = json_encode($aCompareItems);
        }

        return $aCompareItems;
    }