Run Oracel tuturial's examples of java ee in Netbeans

I want to run a simple example of j2ee Hello in Netbeans.

Based on the Orcale tutorials, i must open File menu, choose Open Project. Then In the Open Project dialog, navigate to:

tut-install/examples/web/

but the problem is, I can not find such this root in my computer

please give me a hint?