I'm sure he means JNLP. And no, it's not meant to replace J2EE, but it can be used to deploy client-side code that runs as a java application, so you get the benifits of writing a java application, with the convenience of loading and updating the code from the server as you would an applet. It's a complimentary technology. Now, instead of using html or applets for your presentation layer, you can also use java applications, but keep the configuration management of that app on the server.
What are you doing? You are supposed to be reading this tiny ad!
the new thread boost feature brings a LOT of attention to your favorite threads