<!-- Feign 依赖-->
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-openfeign</artifactId>
        </dependency>

server:
  port: 7000
spring:
  application:
    name: alibaba-service-consumer-7000
  cloud:
    nacos:
      discovery:
        server-addr: 127.0.0.1:8848

// 开启服务注册与发现
@EnableDiscoveryClient
@SpringBootApplication
// 开启 Feign 客户端
@EnableFeignClients
public class ConsumerApplication7000 {

    public static void main(String[] args) {
        SpringApplication.run(ConsumerApplication7000.class,args);
    }
}

// Feign客户端 指定需要交互的服务名称
@FeignClient("alibaba-service-provider-8000")
public interface IConsumerFeignClientService {

    // 接口地址
    @GetMapping("/provider/get")
    String order();
}

@RestController
@RequestMapping("/consumer")
public class IndexController {

    @Autowired
    private IConsumerFeignClientService feignClientService;

    @GetMapping("/index")
    public String index(){
        return "/consumer-7000/index";
    }

    @GetMapping("/get")
    public String order(){
        return feignClientService.order();
    }
}