public function getOrderPaymentListCalculator()
    {
        if (is_null($this->orderPaymentListCalculator)) {
            $orderPaymentListCalculator = oxNew(\OxidEsales\PayPalModule\Model\OrderPaymentListCalculator::class);
            $this->setOrderPaymentListCalculator($orderPaymentListCalculator);
        }

        return $this->orderPaymentListCalculator;
    }