使用shiro安全架構上傳檔案時用HttpSession擷取ServletContext為null問題解決方案。

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   <!--在shiroFilter 中加入一下配置-->
  <init-param>        <param-name>targetFilterLifecycle</param-name>        <param-value>true</param-value>    </init-param>


  <!--shiroFilter配置 -->
  <filter>        <filter-name>shiroFilter</filter-name>        <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>        <init-param>            <param-name>targetFilterLifecycle</param-name>            <param-value>true</param-value>        </init-param>    </filter>    <filter-mapping>        <filter-name>shiroFilter</filter-name>        <url-pattern>/*</url-pattern>    </filter-mapping>                 
   
     ServletContext context = session.getServletContext();        String path = context.getRealPath("upload");        String fileName = file.getOriginalFilename();        System.out.println(path);        File targetFile = new File(path, fileName);        if(!targetFile.exists()){            targetFile.mkdirs();        }
 

 

使用shiro安全架構上傳檔案時用HttpSession擷取ServletContext為null問題解決方案。

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