Yes, my lecturer from my computer science class
recommended javaworld at www.javaworld.com, a great
site with tuorials on the java  class packages, how to
perform printing with Java among other things.

Here is one that even if you don't understand OO it is still fun to read.
http://sepwww.stanford.edu/sep/josman/oop/oop1.htm

you can use this url http://docs.rinet.ru/
i hope it helps you

Try http://www.javaranch.com/........