springcloud

package com.gupaoedu.example.springcloudalibabanacos.controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.web.client.RestTemplateBuilder;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

@RestController
@EnableDiscoveryClient

public class TestController {
    @Bean
    @LoadBalanced
    RestTemplate restTemplate(RestTemplateBuilder restTemplateBuilder){
        return restTemplateBuilder.build();

    }
    @Autowired
    public RestTemplate restTemplate;
    @GetMapping("/users")
    public String test(){

        return  restTemplate.getForObject("http://user-service/users",String.class);
    }
}

package com.gupaoedu.example.userservice.controller;

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class UserController{

    @GetMapping("/users")
  public String queryUsers(){
return "返回用户信息";
  }

}