content: package com.ruoyi.framework.security.handle;
  
  import java.io.IOException;
  import java.io.Serializable;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import org.springframework.security.core.AuthenticationException;
  import org.springframework.security.web.AuthenticationEntryPoint;
  import org.springframework.stereotype.Component;
  import com.alibaba.fastjson2.JSON;
  import com.ruoyi.common.constant.HttpStatus;
  import com.ruoyi.common.core.domain.AjaxResult;
  import com.ruoyi.common.utils.ServletUtils;
  import com.ruoyi.common.utils.StringUtils;
  
  /**
   * 认证失败处理类 返回未授权
   * 
   * @author ruoyi
   */
  @Component
  public class AuthenticationEntryPointImpl implements AuthenticationEntryPoint, Serializable
  {
      private static final long serialVersionUID = -8970718410437077606L;
  
      @Override
      public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException e)
              throws IOException
      {
          int code = HttpStatus.UNAUTHORIZED;
          String msg = StringUtils.format("请求访问：{}，认证失败，无法访问系统资源", request.getRequestURI());
          ServletUtils.renderString(response, JSON.toJSONString(AjaxResult.error(code, msg)));
      }
  }
  