@Override
  public void payment(Order order, Payment payment, Admin operator) {
    Assert.notNull(order);
    Assert.notNull(payment);

    orderDao.lock(order, LockModeType.PESSIMISTIC_WRITE);

    payment.setOrder(order);
    paymentDao.merge(payment);
    if (payment.getMethod() == Payment.Method.deposit) {
      Member member = order.getMember();
      memberDao.lock(member, LockModeType.PESSIMISTIC_WRITE);
      member.setBalance(member.getBalance().subtract(payment.getAmount()));
      memberDao.merge(member);

      Deposit deposit = new Deposit();
      deposit.setType(operator != null ? Deposit.Type.adminPayment : Deposit.Type.memberPayment);
      deposit.setCredit(new BigDecimal(0));
      deposit.setDebit(payment.getAmount());
      deposit.setBalance(member.getBalance());
      deposit.setOperator(operator != null ? operator.getUsername() : null);
      deposit.setMember(member);
      deposit.setOrder(order);
      depositDao.persist(deposit);
    }

    Setting setting = SettingUtils.get();
    if (!order.getIsAllocatedStock()
        && setting.getStockAllocationTime() == StockAllocationTime.payment) {
      for (OrderItem orderItem : order.getOrderItems()) {
        if (orderItem != null) {
          Product product = orderItem.getProduct();
          productDao.lock(product, LockModeType.PESSIMISTIC_WRITE);
          if (product != null && product.getStock() != null) {
            product.setAllocatedStock(
                product.getAllocatedStock()
                    + (orderItem.getQuantity() - orderItem.getShippedQuantity()));
            productDao.merge(product);
            orderDao.flush();
            staticService.build(product);
          }
        }
      }
      order.setIsAllocatedStock(true);
    }

    order.setAmountPaid(order.getAmountPaid().add(payment.getAmount()));
    order.setFee(payment.getFee());
    order.setExpire(null);
    if (order.getAmountPaid().compareTo(order.getAmount()) >= 0) {
      order.setOrderStatus(OrderStatus.confirmed);
      order.setPaymentStatus(PaymentStatus.paid);
    } else if (order.getAmountPaid().compareTo(new BigDecimal(0)) > 0) {
      order.setOrderStatus(OrderStatus.confirmed);
      order.setPaymentStatus(PaymentStatus.partialPayment);
    }
    orderDao.merge(order);

    OrderLog orderLog = new OrderLog();
    orderLog.setType(Type.payment);
    orderLog.setOperator(operator != null ? operator.getUsername() : null);
    orderLog.setOrder(order);
    orderLogDao.persist(orderLog);
  }