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Struts2(一)

时间:2015-03-28 20:22:31      阅读:161      评论:0      收藏:0      [点我收藏+]

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一、Struts下载地址

http://struts.apache.org/download.cgi

二、导入包、配置Web.xml和struts.xml

在下载的包中从示例中找到一些包就可以 

struts2-2.3.4.1-all\struts-2.3.4.1\apps\struts2-blank\WEB-INF\lib

在Web.xml在加入

 <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>
  

struts.xml可以在struts2-2.3.4.1-all\struts-2.3.4.1\apps\struts2-blank\WEB-INF\classes下找到示例更改即可

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
    "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"
    "http://struts.apache.org/dtds/struts-2.3.dtd">

<struts>
<!-- 
    <constant name="struts.enable.DynamicMethodInvocation" value="false" />
    <constant name="struts.devMode" value="false" />

    <package name="default" namespace="/" extends="struts-default">

        <default-action-ref name="index" />

        <global-results>
            <result name="error">/error.jsp</result>
        </global-results>

        <global-exception-mappings>
            <exception-mapping exception="java.lang.Exception" result="error"/>
        </global-exception-mappings>

        <action name="index">
            <result type="redirectAction">
                <param name="actionName">HelloWorld</param>
                <param name="namespace">/example</param>
            </result>
        </action>
    </package>

    <include file="example.xml"/>
    class="com.opensymphony.xwork2.ActionSupport"
 -->
    <!-- Add packages here -->
    <constant name="struts.devMode" value="true" />
<package name="default" namespace="/" extends="struts-default">
 
       
        <action name="hello" class="com.pb.web.action.HelloAction3">
            <result>
               /helloStruts.jsp
            </result>
        </action>
    </package>
</struts>

三、实现

action

 

package com.pb.web.action;

import com.opensymphony.xwork2.ActionSupport;
/*
 * 第三种 继承  ActionSupport类它是Action的实现类
 */
public class HelloAction3 extends ActionSupport {

    /**
     * 
     */
    private static final long serialVersionUID = 1L;

    @Override
    public String execute() throws Exception {
        // TODO Auto-generated method stub
        return "success";
    }
    

}

 

页面

helloStruts.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!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=UTF-8">
<title>HelloStruts</title>
</head>
<body>
<h1 align="center">Hello Struts!</h1>
</body>
</html>

在地址栏中输入http://localhost:8080/StrutsDemo1/hello.action

以hello.action访问就可以跳到helloStruts.jsp页面

Struts2(一)

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原文地址:http://www.cnblogs.com/liunanjava/p/4374624.html

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