As far as java on emacs, I can't exactly comment. Java is my one main exception to emacs. Its not that I dislike it on emacs, I just have never tried it there.

As far as java on emacs, I can't exactly comment. Java is my one main exception to emacs. Its not that I dislike it on emacs, I just have never tried it there. I learned on Eclipse it worked for what I needed (although Eclipse is horribly slow...).