On this site I'll take you on a guided tour where you'll find good websites providing codesamples. Sometimes the guys who wrote that samples did the whole work for you, even compiling, and sometimes you have to do a little bit work on your own.

At this time there aren't many books available. But those are very good. It is a really good suggestion to read at least one of them as you want to start learning Jini.

Yes. They are out there. Cool guys with stuff that will help you before getting a bundle of nerves.

Jini in the press. Comparations with other techniques, analyses, outlooks and more.