SpringBoot接收Post请求参数，三种⽅式ller;
b.demo.domain.User;
b.demo.utils.JsonData;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
@RequestMapping("/api/v1/pub/user")
public class UserController {
/**
* 接收from表单
* @param pwd
* @param username
* @return
*/
@PostMapping("login")
public JsonData login(String  pwd,String username){
System.out.println("pwd:"+pwd+"username:"+username);
return  JsonData.buildSuccess("");
}
/**
* 接收from表单
* @param user
* @return
*/
@PostMapping("login")
public JsonData login(User user){
System.out.println("user"+String());
return  JsonData.buildSuccess("");
}
/**
* 接收JSON数据
* @param user
* @return
*/
@PostMapping("login")
public JsonData login(@RequestBody User user){
System.out.println("user"+String());
return  JsonData.buildSuccess("");
}
}
user.java
b.demo.domain;
public class User {
private int id;
private String username;
private String pwd;
public User(){}
public User(int id,String username,String pwd){
this.id=id;
this.username=username;
this.pwd=pwd;
}
public int getId() {springframework和springboot
return id;
}
public void setId(int id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPwd() {
return pwd;
}
public void setPwd(String pwd) {
this.pwd = pwd;
}
@Override
public String toString() {
return "User{" +
"id=" + id +
", username='" + username + '\'' +
", pwd='" + pwd + '\'' +
'}';
}
}
JsonData.java
b.demo.utils;
/**
* 接⼝返回⼯具类
*/
public class JsonData {
private int code;
private Object data;
private String msg;
public JsonData() {
}
public JsonData(int code, Object data) {
this.data = data;
}
public JsonData(int code, Object data, String msg) {        de = code;
this.data = data;
this.msg = msg;
}
public static JsonData buildSuccess(Object data) {        return new JsonData(0, data);
}
public static JsonData buildError(String msg) {
return new JsonData(-1, "", msg);
}
public static JsonData buildError(int code, String msg) {        return new JsonData(code, "", msg);
}
public int getCode() {
return code;
}
public void setCode(int code) {
}
public Object getData() {
return data;
}
public void setData(Object data) {        this.data = data;
}
public String getMsg() {
return msg;
}
public void setMsg(String msg) {        this.msg = msg;
}
}

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