Not able to use prpt file in Design Studio

Hey guys,

I am new to to PentaHo tool. I have to create two reports and show them in front end.
I am able to create the report template in report designer and see the report but not able to use that report template into Design studio.

Please tell me how to create the JNDI name in Deign Studio to create *.xaction file.
Any help will be appreciated.