推荐几个国内Java技术用的好的网站

http://www-900.ibm.com/developerWorks/cn/index.shtml
http://www.huihoo.com/index.html
http://www.javadigest.net/News.zho.cache.html
http://www.javaworld.com
http://www.chinajavaworld.com
http://www.cn-java.com
http://gceclub.sun.com.cn
http://www.thejmaker.com
http://www.wrox.com
http://www.cnjavaclub.com/default.htm
http://www.code-labs.com