Java构造和解析Json数据的两种方法详解一
http://www.cnblogs.com/lanxuezaipiao/archive/2013/05/23/3096001.html
http://www.json.org/
http://www.oschina.net/p/google-json
https://github.com/google/gson
https://code.google.com/p/google-gson/
http://www.cnblogs.com/liujingg/p/4664600.html
json,gson,fastjason
