struts2学习基础配制

以下信息配置于工程的web.xml中

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
 xmlns="http://java.sun.com/xml/ns/javaee"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
 http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">

<!--配置struts2-->
  <filter>
   <filter-name>struts2</filter-name>
   <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
  </filter>
  <filter-mapping>
    <filter-name>struts2</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
  <!--use for jsp application porject  access-->
  <!-- used like appliction.getInitParameter -->
  <context-param>
   <param-name>username</param-name>
   <param-value>fengqt</param-value>
  </context-param>
 <!--配置错误页面-->  

<error-page>
   <error-code>500</error-code>
   <location>/html/500.jsp</location>
  </error-page>
</web-app>