Enterprise Java idioms are slow to write and slow to read, but if you use Clojure to write the same sort of crap you end up with same sorts of crap. Read Vuse's source code for a fresh look at what it means to use Java. http://dev.vuze.com/

PS: http://en.wikipedia.org/wiki/Greenspun%27s_tenth_rule means for any sufficiently large program you effectively use the language you chose as you build it.