/** * @param PaymentInformation $paymentInformation */ public function addPaymentInformation(PaymentInformation $paymentInformation) { $numberOfTransactions = $this->getGroupHeader()->getNumberOfTransactions() + $paymentInformation->getNumberOfTransactions(); $transactionTotal = $this->getGroupHeader()->getControlSumCents() + $paymentInformation->getControlSumCents(); $this->groupHeader->setNumberOfTransactions($numberOfTransactions); $this->groupHeader->setControlSumCents($transactionTotal); $this->paymentInformations[] = $paymentInformation; }