深入学习AsynTask
基本的参考 :
http://www.cnblogs.com/devinzhang/archive/2012/02/13/2350070.html
http://www.cnblogs.com/dawei/archive/2011/04/18/2019903.html
深入的:
http://blog.csdn.net/pipisky2006/article/details/8535454
http://blog.csdn.net/hitlion2008/article/details/7983449
从原理 分析
http://blog.csdn.net/pipisky2006/article/details/8270222