(1) Introduction to SUN
http://www.sun.com/
(2) Introduction to Java
http://java.sun.com/ or
http://www.javasoft.com/
(3) Java developer camp
http://www.sun.com/sunsoft/camps
(4) Sun's online magazine
http://www.sun.com/sunworldonline
(5) Gamelan
http://www.gamelan.com/ (Link of URLs with Java and Links to Java Resources on the Internet)
The above are all foreign balances. It is very convenient to get Java information in China's education research network. Many college document servers have Java software and information, and generally lag less than foreign release time, here is not described.
