/**
  * Check, is payment transaction client order id and query response client order id equal or not.
  *
  * @param       PaymentTransaction      $paymentTransaction     Payment transaction
  * @param       Response                $response               Query response
  *
  * @throws ValidationException
  */
 protected function validateClientId(PaymentTransaction $paymentTransaction, Response $response)
 {
     $paymentClientId = $paymentTransaction->getPayment()->getClientId();
     $responseClientId = $response->getPaymentClientId();
     if (strlen($responseClientId) > 0 && $paymentClientId != $responseClientId) {
         throw new ValidationException("Response clientId '{$responseClientId}' does " . "not match Payment clientId '{$paymentClientId}'");
     }
 }