Struts 2 Tree tag

I am using struts 2. I need to create dynamic tree. any body can give a complete example.
This tree element should contain link.

http://www.roseindia.net/struts/struts2/struts2uitags/tree-and-treenode.shtml

I appreciate for your reply. but it not contain action class. it is a static pre-configured sample. I need to fill data at run time. Pls help me.

Hi Chathura Ranasinghe ,

It does not matter in which framework you want to create the tree.
All that matter is the logic behind this.
The following link will surely help you a lot :

http://forum.java.sun.com/thread.jspa?threadID=693382&messageID=4032982

Regards.