struts2和web.xml异常页面处理

title:struts2和web.xml错误页面处理
?//web.xml
?<error-page>
??<error-code>404</error-code>
??<location>/404.jsp</location>
?</error-page>
?<error-page>
??<error-code>500</error-code>
??
??<location>/500.jsp</location>
?</error-page>

??
??<exception-type>java.IO.Exception</exception-type>
??<location>/IOException.jsp</location>
?</error-page>
?//struts2
?<package name="default" extends="struts-default">
?? ??<default-action-ref name="notFound" />
?? ??<action name="notFound">
??? ??<result>/struts2.jsp</result>
? ?? </action>
?</package>