<dependency>
  <groupId>cn.hutool</groupId>
  <artifactId>hutool-all</artifactId>
  <version>4.5.16</version>
 </dependency>

package com.shbykj.springboot.wx.security.handler;

import cn.hutool.http.ContentType;
import com.alibaba.fastjson.JSON;
import com.shbykj.springboot.wx.enums.ConstantEnum;
import com.shbykj.springboot.wx.security.WxAppletAuthenticationToken;
import com.shbykj.springboot.wx.util.JwtTokenUtils;
import org.apache.http.entity.ContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.AuthenticationSuccessHandler;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * 用戶認(rèn)證通過的處理handler
 */
public class CustomAuthenticationSuccessHandler implements AuthenticationSuccessHandler {

 @Autowired
 private JwtTokenUtils jwtTokenUtils;

 @Override
 public void onAuthenticationSuccess(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Authentication authentication) throws IOException, ServletException {
 // 使用jwt管理，所以封裝用戶信息生成jwt響應(yīng)給前端
 String token = jwtTokenUtils.generateToken(((WxAppletAuthenticationToken)authentication).getOpenid());
 Map<String, Object> result = new HashMap<>();
 result.put(ConstantEnum.AUTHORIZATION.getValue(), token);
 httpServletResponse.setContentType(ContentType.JSON.toString());
 httpServletResponse.getWriter().write(JSON.toJSONString(result));
 }
}