java并发

http://gee.cs.oswego.edu/dl/jmm/cookbook.html

http://blog.csdn.net/aesop_wubo/article/details/7533186

http://doc.java.sun.com/DocWeb/api/all/java.util.concurrent.locks.AbstractQueuedSynchronizer

http://blog.163.com/t_y_1/blog/static/59279488201338104927374/