httpOnly-cookies获取不到JSESSIONID一直在变

1.查看tomcat conf/context.xml文件并修改：

<Context useHttpOnly="false">

2.修改项目web.xml

<session-config>
<session-timeout>20</session-timeout>
<cookie-config>
<http-only>false</http-only>
</cookie-config>
</session-config>