一、实体类

package cn.edu.tju.domain;

import org.springframework.format.annotation.DateTimeFormat;

import java.util.Date;

public class Person {
    private int age;

    @DateTimeFormat(pattern = "yyyy-MM-dd")
    private Date birthday;

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public Date getBirthday() {
        return birthday;
    }

    public void setBirthday(Date birthday) {
        this.birthday = birthday;
    }
}

二、控制器类:

package cn.edu.tju.controller;


import cn.edu.tju.domain.Person;
import org.springframework.web.bind.annotation.*;

import java.util.Date;

@RestController
public class DateController {

    @PostMapping("/getDate")
    public String getInfo(@RequestBody Person person){
        return new Date().toLocaleString();
    }

    @PostMapping("/getDate2")
    public String getInfo2(@ModelAttribute Person person){
        return new Date().toLocaleString();
    }
}