struts2 拦截器心得
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<package name="404-redoor" extends="struts-default">
<default-action-ref name="error404"></default-action-ref>
<action name="error404" extends="struts-default">
<!-- 异常配置,即500错误提示 -->
<global-results>
<result name="exception">/common/500.jsp</result>
<result name="input">/common/500.jsp</result>
</global-results>
<global-exception-mappings>
<exception-mapping result="exception" exception="java.lang.Exception"/>
</global-exception-mappings>
</package>
<!-- 公用拦截器(需要调用的地方,只需用action所在的package继承struts-redoor即可,继承后的拦截器已经包含了struts2框架默认的所有功能) -->
<package name="struts-redoor" extends="exception-redoor">
<interceptors>
<!--自定义拦截器1 指向拦截器实现类 -->
<interceptor name="interceptor1" />
<include file="xxxx3_struts.xml" />
</struts>
