// Get the OrderService.
OrderServiceInterface orderService =
dfpServices.get(session, OrderServiceInterface.class);
// Create an order.
Order order = new Order();
order.setName("Order #" + new Random().nextInt(Integer.MAX_VALUE));
order.setAdvertiserId(advertiserId);
order.setTraffickerId(traffickerId);
// Create the order on the server.
Order[] orders = orderService.createOrders(new Order[] {order});
for (Order createdOrder : orders) {