Need a sample code of Twitter integration with blackberry

Hello All,
i want to integrate twitter in my app using blackberry mobile development, after searching alot on google i get twitter api from belo url
http://kenai.com/projects/twitterapime/downloads/directory/1.8
After adding that api and sample code, i'm getting twitter login page, after sucessfully login done,getting a pin number, now what i have to do with that pin number,don't know, As i'm thinking there is a problem with call back url.
Please suggest me..Any help would be appreciated.

Thanks & Reagrds,
Ajay