This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
Originally posted by Lasse Koskela: There is no relation between the two.
I almost agree. There's no real relation between the two. But any IDE (including WSAD) can be used for the development part of agile software development. Also, note that WSAD (and again most other IDEs) offer Junit and Ant support.