public function getOrderUser()
    {
        if ($this->_oUser === null) {
            $this->_oUser = oxNew(\OxidEsales\Eshop\Application\Model\User::class);
            $this->_oUser->load($this->oxorder__oxuserid->value);

            // if object is loaded then reusing its order info
            if ($this->_isLoaded) {
                // bill address
                $this->_oUser->oxuser__oxcompany = clone $this->oxorder__oxbillcompany;
                $this->_oUser->oxuser__oxusername = clone $this->oxorder__oxbillemail;
                $this->_oUser->oxuser__oxfname = clone $this->oxorder__oxbillfname;
                $this->_oUser->oxuser__oxlname = clone $this->oxorder__oxbilllname;
                $this->_oUser->oxuser__oxstreet = clone $this->oxorder__oxbillstreet;
                $this->_oUser->oxuser__oxstreetnr = clone $this->oxorder__oxbillstreetnr;
                $this->_oUser->oxuser__oxaddinfo = clone $this->oxorder__oxbilladdinfo;
                $this->_oUser->oxuser__oxustid = clone $this->oxorder__oxbillustid;

                $this->_oUser->oxuser__oxcity = clone $this->oxorder__oxbillcity;
                $this->_oUser->oxuser__oxcountryid = clone $this->oxorder__oxbillcountryid;
                $this->_oUser->oxuser__oxstateid = clone $this->oxorder__oxbillstateid;
                $this->_oUser->oxuser__oxzip = clone $this->oxorder__oxbillzip;
                $this->_oUser->oxuser__oxfon = clone $this->oxorder__oxbillfon;
                $this->_oUser->oxuser__oxfax = clone $this->oxorder__oxbillfax;
                $this->_oUser->oxuser__oxsal = clone $this->oxorder__oxbillsal;
            }
        }

        return $this->_oUser;
    }