Last week, we had the author of TDD for a Shopping Website LiveProject. Friday at 11am Ranch time, Steven Solomon will be hosting a live TDD session just for us. See for the agenda and registration link
Not sure if the java.rmi.activation.Activatable class be any help. I haven't used it before but the idea is to dynamically open a session/connection to the RMI server. And this will require a SecurityManager.
Talking about java wrapper files, are these files for the client or server. If client yes you will have a problem deploying. If server, then there shouldn't be a problem. Remember Java 5 don't have to physically generate stubs/skeleton.