Want to learn what is new in Java 7? Who knows if there is an app for that, but there is definitely a training class!
Java SE 7 New Features
The is a 2 day course that focuses just on the new features in Java 7. So if you are a Java geek and want to learn about new language features, check out the course. The course is created by my group with just a smidge of help from me. :)