Read the following articles, awareness of the Spring MVC and more on the level of the previous answer some questions have also been also found that there are a lot before writing can be simplified.
Connect it cited two other related articles on the blog are also worth a visit.
http://sishuok.com/forum/blogPost/list/6189.html
http://sishuok.com/forum/blogPost/list/6233.html
Reproduced in: https: //my.oschina.net/cjkall/blog/195876