Gpf_Rpc_Data::getId PHP Method

        public function getId()
        {
            return $this->id;
        }

    /**
     * @service coupon read
     * @param Id
     * @return Gpf_Rpc_Data
     */
    public function loadCouponsCount(Gpf_Rpc_Params $params) {
        $data = new Gpf_Rpc_Data($params);

        $coupon = new Pap_Features_Coupon_Coupon();
        $coupon->setId($data->getId());
        try {
            $coupon->load();
        } catch (Gpf_DbEngine_NoRowException $e) {
            return $data;            
        }
        $couponsUsed = $coupon->getCouponsCount(Gpf_Session::getAuthUser()->getPapUserId());        
        $data->setValue('usedcoupons', $couponsUsed);
        $data->setValue('availablecoupons', $this->computeAvailableCoupons($coupon, $couponsUsed));
        $data->setValue('validcoupons', $coupon->getValidCouponsCount(Gpf_Session::getAuthUser()->getPapUserId()));

        return $data;
    }