This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
If JSP can do anything that a Servlet can do, why not use a single JSP (e.g index.jsp) as the controller to do everything in pretty much the same way as a servlet would (use the RequestDispatcher, access beans and so on)? Our index.jsp would not need to display anything, so display and processing could be separated sufficiently, could it not?