JavaOne is coming up, and now is the time to convince your boss to send you. You only need to learn a few productive tools for the conference to pay for itself. In addition to the Guice talk, here's some sessions I'm excited about...
Developing LimeWire: Swing for the Masses
Use painters, AppFramework, XUL and even GlazedLists to create hot Swing apps.Simply Sweet Components
How Component-oriented design dramatically simplifies UI development.The Collections Connection
Philosophy behind the Java™ Collections Framework and Google Collections.
JavaOne registration.