Java模擬實現QQ三方登入(單點登入2.0)
阿新 • • 發佈:2020-06-24
本文例項為大家分享了Java模擬實現QQ三方登入的具體程式碼,供大家參考,具體內容如下
本次例子模擬這樣的情況:
一共有2個spring boot應用:
一個是某公司的web,第二個是QQ服務端。
某公司的應用為127.0.0.1:8082
QQ服務端為127.0.0.1:8081
演示如下:
點選使用QQ登入:
在彈出的介面輸入資料點選登入後:
關鍵程式碼如下:
某公司web端:
MyController.java
package cn.it1995.login.controller; import cn.it1995.login.util.CookieUtil; import cn.it1995.login.util.Result; import com.alibaba.fastjson.JSON; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.ResponseEntity; import org.springframework.util.LinkedMultiValueMap; import org.springframework.util.MultiValueMap; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.client.RestTemplate; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.util.Map; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ConcurrentMap; @RestController public class MyController { @Autowired private RestTemplate restTemplate; private static final String USER_KEY="user_key"; private ConcurrentMap<String,Object> user = new ConcurrentHashMap<>(); @GetMapping("/getUser") public Object getUser(HttpServletRequest request,HttpServletResponse response){ String loginCookie = CookieUtil.getLoginCookie(request,response); Object o = user.get(loginCookie); return Result.success(o); } @PostMapping("/loginByQQ") public Object loginByQQ(String token,HttpServletResponse response,HttpServletRequest request){ MultiValueMap<String,Object> paramMap = new LinkedMultiValueMap(); paramMap.add("token",token); ResponseEntity<Object> objectResponseEntity = restTemplate.postForEntity("http://127.0.0.7:8081/getLoginInfo",paramMap,Object.class); Object body = objectResponseEntity.getBody(); String uuid = CookieUtil.setLoginCookie(request,response); //json標準化 String newJson = body.toString().replace("=",":"); System.out.println(newJson); Map map = JSON.parseObject(newJson,Map.class); Map data = JSON.parseObject(map.get("data").toString(),Map.class); user.put(uuid,data); return Result.success(); } }
QQ服務端:
UserController.java
package cn.it1995.qqServer.controller; import cn.it1995.qqServer.util.JwtUtil; import cn.it1995.qqServer.util.Result; import com.alibaba.fastjson.JSON; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.*; import java.util.HashMap; import java.util.Map; import java.util.UUID; @Controller public class UserController { @ResponseBody @RequestMapping("/login") public Object login(@RequestParam("username") String username,@RequestParam("password") String password){ Map<String,Object> map = new HashMap<>(); map.put("username",username); map.put("password",password); String jwt = JwtUtil.createJWT(UUID.randomUUID().toString(),JSON.toJSONString(map),3600 * 24); return jwt; } @ResponseBody @RequestMapping("/getLoginInfo") public Object getLoginInfo(String token){ String subject = JwtUtil.parseJWT(token).getSubject(); return Result.success().data(subject); } }
專案打包下載地址:SSODemo
以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支援我們。