스프링 API 개발 기초

@RestController
@RequestMapping("/mapping/users")
public class MappingClassController {

    @GetMapping
    public String user(){
        return "get users";
    }

    @PostMapping
    public String addUser(){
        return "post user";
    }

    @GetMapping("/{userId}")
    public String findUser(@PathVariable String userId) {
        return "get userId = " + userId;
    }

    @PatchMapping("/{userId}")
    public String updateUser(@PathVariable String userId) {
        return "update userId = " + userId;
    }

    @DeleteMapping("/{userId}")
    public String deleteUser(@PathVariable String userId) {
        return "delete userId = " + userId;
    }

}