SpringBoot学习笔记：http接口请求
controller
package com.example.demo.controller;
import java.util.HashMap;
import java.util.Map;
import org.apache.catalina.servlet4preview.http.HttpServletRequest;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.example.demo.domain.User;
@RestController
@RequestMapping("/get")
public class GetController {
Map result = new HashMap();
/**
* 测试GET请求1
* @return
*/
@RequestMapping(path="/test1", method=RequestMethod.GET)
public String test1() {
return "test1...";
}
/**
* 测试GET请求2(使用GetMapping简写)
* @return
*/
@GetMapping("/test2")
public String test2(){
return "test2...";
}
/**
* 测试GET请求参数传递及默认值
* @return
*/
@GetMapping("/test3")
public Object test3(@RequestParam(defaultValue="0",name="a") int a, int b){
result.clear();
result.put("a", a);
result.put("b", b);
return result;
}
/**
* 测试restful协议，从路径中获取字段
* @param cityId
* @param userId
* @return
*/
@GetMapping("/{city_id}/{user_id}")
public Object findUser(@PathVariable("city_id") String cityId,
@PathVariable("user_id") String userId) {
result.clear();
result.put("cityId", cityId);
result.put("userId", userId);
return result;
}
/**
* Bean对象传参
* 注意：1、要指定http请求头content-type为application/json
* 2、使用body传输数据
* @param user
* @return。
*/
@GetMapping("/saveuser")
public Object savaUser(@RequestBody User user){
result.clear();
result.put("user", user);
return result;
}
/**
* 获取http请求头部信息
* @param accessToken
* @param contentType
* @return
*/
@GetMapping("/headerinfo")
public Object headerinfo(@RequestHeader("access_token") String accessToken,
@RequestHeader("Content-Type") String contentType) {
result.clear();
result.put("access_token", accessToken);
result.put("content_type", contentType);
return result;
}
/**
* 获取request对象传递的参数
* @param request
* @return
*/
@GetMapping("/requestparams")
public Object requestparams(HttpServletRequest request){
result.clear();
result.put("param1", request.getParameter("param1"));
return result;
}
}
User实体类
package com.example.demo.domain;
import java.util.Date;
import com.fasterxml.jackson.annotation.JsonFormat;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.annotation.JsonProperty;
public class User {
@JsonProperty("name")
private String username;
@JsonIgnore
private String userid;
@JsonIgnore
private String password;
@JsonInclude(Include.NON_NULL)
private Integer age;
@JsonInclude(Include.NON_NULL)
@JsonFormat(pattern="yyyy-MM-dd hh:mm:ss", locale="zh", timezone="GMT+8")
private Date createTime;
public User() {
super();
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public User(String username, String userid, String password, Integer age, Date createTime) {
super();
this.username = username;
this.userid = userid;
this.password = password;
this.age = age;
this.createTime = createTime;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getUserid() {
return userid;
}
public void setUserid(String userid) {
this.userid = userid;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public Integer getAge() {
return age;
}
public void setAge(Integer age) {
this.age = age;
}
public Date getCreateTime() {
return createTime;
}
public void setCreateTime(Date createTime) {
this.createTime = createTime;
}
}
