Springcloud RestTemplate服务调用代码实例

@RestController
public class ProductController {
  @RequestMapping("/product/findAll")
  public Map findAll(){
    Map map = new HashMap();
    map.put("111","苹果手机");
    map.put("222","苹果笔记本");
    return map;
  }
}

@RestController
public class UserController {
 
  @RequestMapping("/user/showProductMsg")
  public String showProductMsg(){
    RestTemplate restTemplate = new RestTemplate();
    String msg = restTemplate.getForObject("http://127.0.0.1:9001/product/findAll",String.class);
    return msg;
  }
}