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2023-12-12 b26949b3738a7eb34f8550a073d8d3b03c2fbf3e
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71e81e 1 package cn.stylefeng.guns.sys.core.auth.entrypoint;
2
3 import cn.stylefeng.guns.base.auth.exception.enums.AuthExceptionEnum;
4 import cn.stylefeng.roses.kernel.model.response.ErrorResponseData;
5 import com.alibaba.fastjson.JSON;
6 import org.springframework.security.core.AuthenticationException;
7 import org.springframework.security.web.AuthenticationEntryPoint;
8 import org.springframework.stereotype.Component;
9
10 import javax.servlet.http.HttpServletRequest;
11 import javax.servlet.http.HttpServletResponse;
12 import java.io.IOException;
13 import java.io.Serializable;
14
15 /**
16  * 这个端点用在用户访问受保护资源但是不提供任何token的情况下
17  * <p>
18  * 当前用户没有登录(没有token),访问了系统中的一些需要权限的接口,就会进入这个处理器
19  *
20  * @author fengshuonan
21  * @Date 2019/7/20 17:57
22  */
23 @Component
24 public class JwtAuthenticationEntryPoint implements AuthenticationEntryPoint, Serializable {
25
26     private static final long serialVersionUID = -1L;
27
28     @Override
29     public void commence(HttpServletRequest request,
30                          HttpServletResponse response,
31                          AuthenticationException authException) throws IOException {
32
33         // GET请求跳转到主页
34         if ("get".equalsIgnoreCase(request.getMethod())
35                 && !request.getHeader("Accept").contains("application/json")) {
36
37             response.sendRedirect(request.getContextPath() + "/global/sessionError");
38
39         } else {
40
41             // POST请求返回json
42             response.setCharacterEncoding("utf-8");
43             response.setContentType("application/json");
44
45             ErrorResponseData errorResponseData = new ErrorResponseData(
46                     AuthExceptionEnum.NO_PAGE_ERROR.getCode(), AuthExceptionEnum.NO_PAGE_ERROR.getMessage());
47
48             response.getWriter().write(JSON.toJSONString(errorResponseData));
49         }
50     }
51 }