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使用Struts2基本开发步骤

2017-10-22 09:43 417 查看
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)

importcom.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" ?>
<!DOCTYPEstrutsPUBLIC"-//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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