Here is the place to discuss some useful sites of JAVA which may include Forums too.
I found many sites on java but only some are worthy.Here i discuss about the sites which are worthy.
WWW.Java.NetThis is a famous host for the collection of developers of Java and a good start for the newbies too.
This site include discussions about Java Projects,communities and lots more to watch.
www.J2meForums.comHere is the place where you can clarify your doubts in J2me technology.This is a worthy and active forum on j2me technology.This is a place of porting programmers as well as application programmers on mobiles.
www.java.sun.comAnd here comes the creator :) .This is the place of java software and many more developments that are going on java till date.Here you can find Specifications of Java,API(APPLICATION PROGRAMMING INTERFACE) guides and lots more.Specifications are very important if you really want to master Java. A look at the Specifications really helps in mastering a language :).
http://java.sun.com/docs/books/tutorialWant Tutorials and books on Java ? the Creator has the stuff.Sun provides very useful tutorials along with the specifications.These books are really worth.