此处从理论的角度陈述如下几个问题:
1 http运行时如何处理请求?
参考如下博客:
http://www.cnblogs.com/stwyhm/archive/2006/08/08/470972.html
2 何为httpmoudle?
参考如下博客:
http://www.cnblogs.com/stwyhm/archive/2006/08/09/471729.html
3 何为httphandle?
参考如下博客
http://www.cnblogs.com/stwyhm/archive/2006/08/09/471765.html
4 选择httpmoudle和httphandle?
参考如下博客
http://www.cnblogs.com/fish-li/archive/2013/01/04/2844908.html