One good thing about learning Java is that when you realize that Clojure is the best language ever you will be able to carry a few things over.

(I don't mean to start a flame war, I just want more people to know about the absolute awesomeness that is Clojure.) Anything that Java does, Clojure does better. Programming in Clojure is pure bliss.
Honestly, if you are gonna go with Java, you might as well go with Clojure. Check it out: http://www.youtube.com/watch?v=Aoeav_T1ARU
Although the video does not do the language justice.