jsp映射
<servlet>
<servlet-name>index</servlet-name>
<jsp-file>/index.jsp</jsp-file>
</servlet>
<servlet-mapping>
<servlet-name>index</servlet-name>
<url-pattern>/jsp/*</url-pattern>
</servlet-mapping>
原文：http://www.cnblogs.com/dreamHighMjc/p/7072861.html