视频讲解
http://www.tudou.com/programs/view/PaVOGeK_BOY/
文档说明
http://www.csdn.net/article/2013-06-13/2815744-RESTful-API
http://www.ruanyifeng.com/blog/2014/05/restful_api.html
使用 Struts 2 开发 RESTful 服务
http://www.ibm.com/developerworks/cn/java/j-lo-struts2rest/
github已经采用此框架
https://developer.github.com/v3/#schema
https://developer.github.com/v3/git/refs/