dynamic web module 版本之间的区别

http://blog.csdn.net/qq635785620/article/details/15338673

Servlet 3.0	December 2009	JavaEE 6, JavaSE 6	Pluggability, Ease of development, Async Servlet, Security, File Uploading
Servlet 2.5	September 2005	JavaEE 5, JavaSE 5	Requires JavaSE 5, supports annotations
Servlet 2.4	November 2003	J2EE 1.4, J2SE 1.3	web.xml

http://www.cnblogs.com/cjhl/p/5804861.html

在setting中修改dynamic web module 的版本参考:

http://www.cnblogs.com/yezhenhan/archive/2011/10/17/2215279.html

参考解决办法:

http://www.cnblogs.com/goldenVip/p/6278377.html

dynaminc web module2.5  用于jdk1.6或者以上  只能在tomcat6或者以上运行

dynaminc web module3.0 用于jdk1.7 或者以上  只能在tomcat7或者以上运行