java.util.concurrent包

http://blog.youkuaiyun.com/defonds/article/details/44021605

1 DelayQueue异步队列使用

模拟cache
http://www.cnblogs.com/jobs/archive/2007/04/27/730255.html
模拟Session
http://blog.youkuaiyun.com/soonfly/article/details/58599087

2 ConcurrentHashMap

http://blog.youkuaiyun.com/fg2006/article/details/6404226

3 CountDownLatch 闭锁

http://www.importnew.com/15731.html
与join的区别
http://blog.youkuaiyun.com/zhutulang/article/details/48504487

4 CyclicBarrier

http://ifeve.com/concurrency-cyclicbarrier/

5 Lock

http://www.cnblogs.com/dolphin0520/p/3923167.html

http://www.cnblogs.com/aishangJava/p/6555291.html

http://ifeve.com/juc-reentrantreadwritelock/