您的位置:首页 > 编程语言 > Java开发

Struts2使用动态action(感叹号方式)遇到的问题及解决办法

2014-11-21 20:17 597 查看
首先是xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">

<display-name>12.02</display-name>

<welcome-file-list>

<welcome-file>index.jsp</welcome-file>

</welcome-file-list>

<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>

</web-app>

然后是struts.xml,名字最好不要变

<?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>

<constant name="struts.enable.DynamicMethodInvocation" value="true" />

<package name="user" extends="struts-default">

<action name="userAction" class="com.gxk.test.UserAction" >

<result name="add">/user_add.jsp</result>

</action>

<action name="userdelAction" class="com.gxk.test.UserAction" method="update">

<result name="update">/user_add.jsp</result>

</action>

</package>

</struts>

这里重点是要加上<constant name="struts.enable.DynamicMethodInvocation" value="true" /> 这句,然后是index.jsp

<%@ page language="java" contentType="text/html; charset=gbk"

pageEncoding="gbk"%>

<%@ taglib prefix="s" uri="/struts-tags" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">

<title>Basic Struts 2 Application - Welcome</title>

</head>

<body>

<h1>Welcome To Struts 2!</h1>

<a href="userAction!add">添加</a>

</body>

</html>
内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息
标签: 
相关文章推荐