http://blog.csdn.net/cutesource/article/details/5710645
http://www.jb51.net/article/38953.htm
http://blog.csdn.net/cnweike/article/details/33736429
http://www.cnblogs.com/zhangjun516/archive/2013/03/18/2965515.html
http://blog.chinaunix.net/uid-16844903-id-3896711.html
https://my.oschina.net/xiaohui249/blog/228748
http://flychao88.iteye.com/blog/1553058
http://wsmajunfeng.iteye.com/category/218501
http://www.cnblogs.com/liuling/p/2013-8-20-01.html
http://www.cnblogs.com/linjiqin/p/4472367.html
http://q469604413.blog.163.com/blog/static/2120520462015212101212371/
http://www.cnblogs.com/davidwang456/p/4589439.html
http://blog.csdn.net/jiuqiyuliang/article/details/47160259
http://blog.csdn.net/jiuqiyuliang/article/details/48608237
https://www.baidu.com/s?wd=java%E6%B1%A0%E6%8A%80%E6%9C%AF&rsv_spt=1&rsv_iqid=0x9e67691c000061c2&issp=1&f=8&rsv_bp=1&rsv_idx=2&ie=utf-8&rqlang=cn&tn=baiduhome_pg&rsv_enter=1&oq=java%E6%B1%A0&rsv_t=5122AIxnNCBe%2F%2BT8ggSvDCqJ7sp%2FULUeW40TklhR%2FoEaEp8IcjogqnO5qSgXJuHrzDAp&inputT=1988&rsv_pq=b6a57fbc000109df&rsv_sug3=120&rsv_sug1=82&rsv_sug7=100&bs=java%E6%B1%A0
http://www.cnblogs.com/devinzhang/archive/2012/01/05/2312947.html
http://www.zhihu.com/topic/19827601/top-answers?page=1
http://www.zhihu.com/question/23645117