java开发的框架struts2,Filter充当控制器，用user实例来熟悉struts2的整个流程-java development framework struts2, Filter acts as a controller, with the user to become familiar with examples of the entire process struts2

第1章Struts2框架技术入门 简介 初步认识struts2-Chapter 1 Getting Started with Struts2 framework technology

structs2很好的学习资料，大家可以下载来看看，多学习-Structs2 very good learning materials, you can download to see, learn more