public function isValidForCurrentPortal()
    {
        $aPortalIdList = $this->getShopShippingTypeDataAccess()->getPermittedPortalIds($this->id);
        if (!is_array($aPortalIdList) || count($aPortalIdList) < 1) {
            $bIsValidForPortal = true;
        } else {
            $oActivePortal = $this->getPortalDomainService()->getActivePortal();
            if (null === $oActivePortal) {
                $bIsValidForPortal = false;
            } else {
                $bIsValidForPortal = in_array($oActivePortal->id, $aPortalIdList);
            }
        }

        return $bIsValidForPortal;
    }