摘要：
此文件copy自struts2 reference.个人认为这个图对理解struts2非常有帮助，所以就拿来放到自己的博客上了。In the diagram, an initial request goes to the Servlet container (such as Jetty or Resin) which is passed through a standard filter chain. The chain includes the (optional)ActionContextCleanUp filter, which is useful when integrating te 阅读全文
