Rails. JAX-RS as the one Java web framework to rule them all? One of the things about Java that sometimes gets made fun of is the huge number of Java based web frameworks.
There certainly are many, of all shapes and sizes! I suppose there are quite a lot of different shapes and sizes of web applications out there but it sometimes seems like there's a 1-1 mapping between applications and frameworks :). Stripes - Home. Fit: Framework for Integrated Test.