I have been able to generate the sample project using for GWT and GAE ...
using DATANUCLEUS and GOOGLE_APP_ENGINE similar to what is provided in the roo tutorial.

persistence setup --provider DATANUCLEUS --database GOOGLE_APP_ENGINE

But i have been struggling with the customization of the project.Going over the code that was generated .. I feel much lost and dont know where to start from ..

I saw a great post by Sujit Pal to do customization of an ROO spring MVC generated project, but i wonder if some kind soul from community would volunteer some time to do a Screen Cast or blog post to show how to do some basic customization in GWT generated project.

It would be really great if someone can create an

** Reference equivalent of the same for ROO. GWT
http://sujitpal.blogspot.com/2010/07...th-of-ktm.html