@RequestMapping(value="/user")
public interface UserService {

    @RequestMapping(value = "/{id}", method = RequestMethod.GET)
    User selectByPrimaryKey( @PathVariable("id") Integer id);

    @RequestMapping(value = "/list", method = RequestMethod.GET)
    List<User> list();

    @RequestMapping(value = "/{id}", method = RequestMethod.DELETE)
    int deleteByPrimaryKey(@PathVariable("id") Integer id);

    @RequestMapping(method = RequestMethod.POST, consumes = MediaType.APPLICATION_JSON_UTF8_VALUE)
    int insert(@RequestBody User user);

    @RequestMapping(method = RequestMethod.PUT, consumes = MediaType.APPLICATION_JSON_UTF8_VALUE)
    int updateByPrimaryKey(@RequestBody User user);



}


UserService commentService =SpringMvcFeign.target(UserService.class, "http://localhost:8080");