springmvc 入门实例，id作为形参传入，分页传入

 

 

@RestController
public class IndexController {

    @Autowired
    private UserService userService;

    @RequestMapping("/getone")
    public User getone(){
        User byId = this.userService.getById(1);
        return byId;

    }

    @RequestMapping("/listpage")
    public List<User> listpage(@RequestParam(value="id",defaultValue = "1") Integer pn){
        IPage page = new Page(pn,3);
        List<User> users = this.userService.page(page,null).getRecords();
        return users;

    }


    @RequestMapping("/list/{id}")
    public User list(@PathVariable Long id){
        return this.userService.getById(id);
    }