Spring Boot Controller

package com.example.demo.Controller;

import com.example.demo.Entity.User;
import org.springframework.web.bind.annotation.*;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

@RestController
@RequestMapping("/test")
public class TestController {

/**
 * 请求：http://localhost:8080/test/hello/
 * http方式：get 请求
 * 返回contentType: text/plain
 * 请求responseBody: "Hello page"
 * @Description
 * @author Administrator
 * @return
 */
@RequestMapping("/")
public String index() {
    return "Hello page";
}

/**
 * 请求：http://localhost:8080/test/hello/testname
 * 请求返回contentType:
 * responseBody: "Hello testname!!!"
 * @Description
 * @author Administrator
 * @param name
 * @return
 */
@RequestMapping("/hello/{name}")
public String hello(@PathVariable String name){
    return "hello " + name;
}

/**
 * 请求：http://localhost:8080/test/hello4?id=123&name=abc
 * http方式：get
 * 请求返回contentType: text/plain
 * 请求responseBody: ""id:123 name:abc""
 * @Description
 * @author Administrator
 * @param id
 * @param name
 * @return
 */
@RequestMapping("/helloid")
public String helloId(int id,String name){
    return "hello : " + id + " name : " + name;
}

/**
 * 请求：http://localhost:8080/test//getDemo/testname
 * http方式：get
 * 请求返回contentType: application/json
 * 请求responseBody: { "createTime": 1495640486000, "id": 123, "name": "good122223" } fastjson支持
 * 返回对象则自动解析为json字符串 因为spring boot
 * 默认使用json解析框架自动返回，返回头是Content-Type:application/json;charset=UTF-8
 * @Description
 * @author Administrator
 * @param myName
 * @return {"id":123,"name":"good","createTime":1492782569909}
 */
@RequestMapping("/helloObject")
public User helloId(String name){
    User user = new User();
    user.setId(123);
    user.setName(name);
    user.setTime(new Date());
    return user;
}


/**
 * 请求：http://localhost:8080/test/getMapping2?id=123&name=abc
 * http方式：get
 * 请求返回contentType: application/json
 * 请求responseBody: { "id": 123, "name": "abc" }
 * 请求boty设置为 application/x-www-form-urlencoded 也可以接受参数
 * body : id=123&name=abc
 * @RequestMapping(value="/getMapping" )
 * 等于 @RequestMapping(value="/getMapping" , method={RequestMethod.GET,RequestMethod.POST})
 * @Description
 * @param user
 * @return
 */
@RequestMapping(value = "/getMapping2", method = { RequestMethod.GET, RequestMethod.POST })
public User getMapping2(User user) {
    return user;
}


/**
 * @RequestBody String 直接获取请求体， 不封装
 * 请求：http://localhost:8080/test/get2
 * http方式：post
 * {"createTime":1495640486000,"name":"good122223","id":123}
 * 请求返回contentType: application/json 请求responseBody:
 * {"createTime":1495640486000,"name":"good122223","id":123}
 * @Description
 * @param user
 * @return
 */
@RequestMapping("/get3")
public User get3(@RequestBody String reqContent, @RequestBody User user) {
    // {"name":"abc","id":123}
    System.out.println("reqContent:" + reqContent);
    System.out.println(user.toString());
    return user;
}

/**
 * 对json数据进行实体类封装 请求：http://localhost:8080/test/user
 * http方式：post
 * 请求requestBody:
 * {"createTime":1495640486000,"name":"good122223","id":123}
 * 请求返回contentType: application/json
 * 请求responseBody: {"createTime":1495640486000,"name":"good122223","id":123}
 * @Description
 * @param user
 * @return
 */
// {"id":2,"username":"user2","name":"李四","age":20,"balance":100.00}
// 发送格式没application/json
@PostMapping("/user")
public User postUser(@RequestBody User user) {
    System.out.println(user);
    return user;
}

/**
 * 请求：http://localhost:8080/test/list-all
 * http方式：get
 * 请求返回contentType:
 * 请求responseBody: [ { "createTime": 1495641815658, "id": 1, "name":
 * "zhangsan" }, { "createTime": 1495641815658, "id": 1, "name": "zhangsan"
 * }, { "createTime": 1495641815658, "id": 1, "name": "zhangsan" } ]
 *
 * @Description
 * @param user
 * @return
 */
@GetMapping("list-all")
public List<User> listAll() {
    ArrayList<User> list = new ArrayList<User>();
    User user = new User(1, "zhangsan", new Date());
    User user2 = new User(1, "zhangsan", new Date());
    User user3 = new User(1, "zhangsan", new Date());
    list.add(user);
    list.add(user2);
    list.add(user3);
    return list;

}

}