Is there a nimble framework for web programming in Java? Is it Spring? I used Java in C.S. school, but it seemed overly cumbersome. But after using Rails for t

Is there a nimble framework for web programming in Java? Is it Spring? I used Java in C.S. school, but it seemed overly cumbersome. But after using Rails for the past 2.5 yrs (and hating it) and PHP before that, I'm open to a more versatile - but stable solution. Python seems great for everything non web (seemingly nowhere near as robust as Rails for web development..)