将ADF安全性中的企业角色映射到Active Directory中的组

I am trying out implementing ADF Security with AD Server and Weblogic server. I have deployed adf application to my weblogic and at the same time configured AD Server on weblogic as well. I can see all the users and the group in the weblogic console from the AD server and also the enterprise group that was created as part of ADF security. My question is how do the group of AD server and the enterprise role of ADF get mapped in weblogic?I am trying out implementing ADF Security with