Spring 学习

1.网站收集：

http://tutorials.jenkov.com/java-servlets/web-xml.html

监听器：

http://www.itzhai.com/java-web-notes-servlet-listener-listener-in-the-listener-interface-commonly-used-in-listener.html

URL映射：

http://blog.csdn.net/tuxq5721/article/details/17892385