1、GET查询串传参：
2、RESTFul形式传参（参数少）
3、form表单传参
4、混合传参，查询串+表单
5、终极王者，json传参（参数多）

package com.book.admin.controller;import com.book.admin.entity.User;
import org.springframework.web.bind.annotation.*;import java.util.Date;
import java.util.Random;/*** @version v1.0 创建时间：8:52* @author: 作者：陈子枢* @web CSDN：https://blog.csdn.net/nutony* @description 描述：回顾SpringMVC如何接收参数，以及POSTMAN测试。*/
@RestController
public class ParamController {//1、GET查询串传参：//请求：http://localhost:6060/user/show?name=chen&age=28@GetMapping("/user/show")public User show(String name, Integer age){User user = new User();user.setName(name);user.setAge(age);return user;}//2、RESTFul形式传参（参数少）//请求：http://localhost:6060/user/add/wang/16@GetMapping("/user/add/{name}/{age}")public User get(@PathVariable String name, @PathVariable Integer age){Integer id = new Random().nextInt(101); //0~100User user = new User();user.setId(id);user.setName(name);user.setAge(age);user.setCreated(new Date());return user;}//3、form表单传参@PostMapping("/user/form")public User form(@RequestParam String name, @RequestParam Integer age){User user = new User();user.setName(name);user.setAge(age);return user;}//4、混合传参，查询串+表单@PostMapping("/user/mix")public String form(@RequestParam String title, @ModelAttribute User user){return "{title:'"+title+"',"+user.toString()+"}";}//5、终极王者，json传参（参数多）@PostMapping("/user/add")public User get(@RequestBody User user){Integer id = new Random().nextInt(101); //0~100user.setId(id);user.setCreated(new Date());return user;}
}