sutst2

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1：加载Struts2类库

<!--获取ServletAPI--><dependency>    <groupId>javaee</groupId>    <artifactId>javaee-api</artifactId>    <version>5</version></dependency><dependency>    <groupId>org.apache.struts</groupId>    <artifactId>struts2-core</artifactId>    <version>2.3.4.1</version></dependency><dependency>    <groupId>org.apache.struts.xwork</groupId>    <artifactId>xwork-core</artifactId>    <version>2.3.4.1</version></dependency>

2：配置web.xml文件

<!--Struts2 核心过滤器--><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>

3：开发视图层页面

<%@ taglib prefix="s" uri="/struts-tags" %><%@ page contentType="text/html;charset=UTF-8" language="java" %><html><head>    <title>Title</title></head><body>  <s:form method="POST" action="userAction">      <%--性能低--%>      请输入用户名： <s:textfield  name="username"></s:textfield> <br/>      <s:textfield name="password"></s:textfield><br/>      <s:submit value="登陆"></s:submit>  </s:form></body></html>

4：开发控制层（Action）

import com.opensymphony.xwork2.Action;/** * Created by Administrator on 2017/10/22. */public class UserAction implements Action {    public String execute() throws Exception {        return SUCCESS;    }}

5：配置 struts.xml文件

<?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>    <package name="default" namespace="/" extends="struts-default">        <action name="userAction" class="cn.yz.action.UserAction">            <result name="success">/success.jsp</result>        </action>    </package></struts>

6：部署，运行项目

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