HashMap

List、Set、Map总结 http://blog.csdn.net/df1012890048/article/details/38672155

hashmap工作原理 http://www.importnew.com/7099.html

HashMap和Hashtable的区别  http://www.importnew.com/7010.html

ConurrentHashMap和Hashtable的区别 http://www.cnblogs.com/rollenholt/p/3456281.html

多线程 http://www.cnblogs.com/rollenholt/archive/2011/08/28/2156357.html

http://lavasoft.blog.51cto.com/62575/27069/