content: package com.genersoft.iot.vmp.conf.security;
  
  import com.alibaba.fastjson2.JSONObject;
  import com.genersoft.iot.vmp.conf.security.dto.JwtUser;
  import com.genersoft.iot.vmp.vmanager.bean.ErrorCode;
  import org.springframework.http.MediaType;
  import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
  import org.springframework.security.core.AuthenticationException;
  import org.springframework.security.core.context.SecurityContextHolder;
  import org.springframework.security.web.AuthenticationEntryPoint;
  import org.springframework.stereotype.Component;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import java.io.IOException;
  import java.nio.charset.StandardCharsets;
  
  /**
   * 处理匿名用户访问逻辑
   * @author lin
   */
  @Component
  public class    AnonymousAuthenticationEntryPoint implements AuthenticationEntryPoint {
  
      @Override
      public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException e) {
          String jwt = request.getHeader(JwtUtils.getHeader());
          JwtUser jwtUser = JwtUtils.verifyToken(jwt);
          String username = jwtUser.getUserName();
          UsernamePasswordAuthenticationToken token = new UsernamePasswordAuthenticationToken(username, jwtUser.getPassword() );
          SecurityContextHolder.getContext().setAuthentication(token);
          JSONObject jsonObject = new JSONObject();
          jsonObject.put("code", ErrorCode.ERROR401.getCode());
          jsonObject.put("msg", ErrorCode.ERROR401.getMsg());
          String logUri = "api/user/login";
          if (request.getRequestURI().contains(logUri)){
              jsonObject.put("msg", e.getMessage());
          }
          response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
          response.setContentType(MediaType.APPLICATION_JSON_VALUE);
          response.setCharacterEncoding(StandardCharsets.UTF_8.name());
          try {
              response.getWriter().print(jsonObject.toJSONString());
          } catch (IOException ioException) {
              ioException.printStackTrace();
          }
      }
  }
  