《Java多线程编程模式实战指南》系列文章配套源码。
Active Object模式：
http://www.infoq.com/cn/articles/Java-multithreaded-programming-mode-active-object-part1
http://www.infoq.com/cn/articles/Java-multithreaded-programming-mode-active-object-part2
Immutable Object模式：
http://www.infoq.com/cn/articles/java-multithreaded-programming-mode-immutable-object
Two-phase Termination模式：
http://www.infoq.com/cn/articles/java-multithreaded-programming-mode-two-phase-termination