dubbo生产者和消费者

@RequestMapping("/order")
@RestController
public class OrderController {

//    com.itheima.service.UserService
//loadbalance配置负载均衡（默认随机，轮训，最少活跃数，一致性hash）
//retries重试默认2次 + 调用一次
@Reference(loadbalance = "roundrobin",timeout = 2010,retries = 0)
UserService userService;

@RequestMapping(path = "/createorder",produces = "application/json; charset=UTF-8")
public String createOrder(Integer userId){
    String result = "订单创建成功";


    String address = userService.getUserAddressByUserId(userId);

    return result + "," + address;
}

}

@Service
public class UserServiceImpl implements UserService {
@Override
public String getUserAddressByUserId(Integer userId) {

    System.out.println("20880");
    return "******" +userId;
}

}