Is there a library, an eclipse plugin to generate code, or a recommended design pattern ? Any example with GWTP ? Thanks.
You want to look into RequestFactory
: http://code.google.com/webtoolkit/doc/latest/DevGuideRequestFactory.html
Also a sample code with GWTP
, GAE
, Objectify
and RequestFactory
: http://code.google.com/p/gwtgae2011/