Spring Boot的数据绑定和参数传递（三）

public class User {

    private String name;
    private Integer age;
    private Date birthday;

    // getter and setter
}

@RestController
public class UserController {

    @InitBinder
    public void initBinder(WebDataBinder binder) {
        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
        dateFormat.setLenient(false);
        binder.registerCustomEditor(Date.class, new CustomDateEditor(dateFormat, false));
    }

    @GetMapping("/user")
    public User getUser(@RequestParam(value = "name", defaultValue = "Tom") String name,
                        @RequestParam(value = "age", defaultValue = "18") Integer age,
                        @RequestParam(value = "birthday", defaultValue = "1990-01-01") Date birthday) {
        User user = new User();
        user.setName(name);
        user.setAge(age);
        user.setBirthday(birthday);
        return user;
    }

    @PostMapping("/user")
    public User createUser(@RequestBody User user) {
        return user;
    }

    @GetMapping("/user/{name}")
    public User getUserByName(@PathVariable("name") String name) {
        User user = new User();
        user.setName(name);
        user.setAge(20);
        user.setBirthday(new Date());
        return user;
    }
}

GET http://localhost:8080/user

{
    "name": "Tom",
    "age": 18,
    "birthday": "1990-01-01"
}

GET http://localhost:8080/user/Jerry

{
    "name": "Jerry",
    "age": 20,
    "birthday": "2023-04-05"
}

OST http://localhost:8080/user

{
    "name": "Lucy",
    "age": 25,
    "birthday": "1998-05-23"
}

{
    "name": "Lucy",
    "age": 25,
    "birthday": "1998-05-23"
}