[转]java多线程

java中volatile关键字的含义
http://www.cnblogs.com/aigongsi/archive/2012/04/01/2429166.html

Java虚拟机工作原理详解
http://blog.csdn.net/bingduanlbd/article/details/8363734

java synchronized同步静态方法和同步非静态方法的异同
http://iam42.iteye.com/blog/1703128

ScheduledExecutorService执行周期任务
http://kim-miao.iteye.com/blog/1618713