public function getDispSelList()
    {
        if ($this->_aDispSelList === null) {
            if (\OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('bl_perfLoadSelectLists') && \OxidEsales\Eshop\Core\Registry::getConfig()->getConfigParam('bl_perfLoadSelectListsInAList')) {
                $this->_aDispSelList = $this->getSelectLists();
            }
        }

        return $this->_aDispSelList;
    }