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01：导包，配置web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4"
xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<!-- 01:启动struts2框架 -->
<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>
</web-app>
01：编写复合类型，实体bean类
package com.self.bean;
public class Person {
private Integer id;
private String user;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getUser() {
return user;
}
public void setUser(String user) {
this.user = user;
}
}
03：配置struts.xml
<?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>
<!-- 01：将.action访问，改为.do和.action -->
<constant name="struts.action.extension" value="do,action" />
<!-- 02：指定默认编码，相当于HttpServletRequest的setCharacterEncoding方法，也作用于freemarker、velocity的输出 -->
<constant name="struts.i18n.encoding" value="UTF-8" />
<include file="department.xml"/>
</struts>
04:配置department.xml
<?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>
<package name="dep" namespace="/department" extends="struts-default">
<!-- 用通配符*来指代方法名，{1}代表第一个通配符所代表的字段：这里代表方法 -->
<action name="hd_*" class="com.self.action.HelloWorldAction" method="{1}" >
<result name="rehelloworld">
/successhelloworld.jsp
</result>
</action>
</package>
</struts>
05:编写数据输入界面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <html> <head> <title>显示</title> </head> <!-- 第4步：显示 --> <body> <BR> <BR> <center> <form action="department/hd_helloworld.do" method="post"> 名：<input name="person.user" type="text"> <BR> ID：<input name="person.id" type="text"> <BR> <input type="submit" value="提交"> </form> </center> </body> </html>
06：编写数据显示界面
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<html>
<head>
<title>显示</title>
</head>
<!-- 第4步：显示 -->
<body>
<BR>
<BR>
<center>
user=${person.user}
<BR>
id=${person.id}
</center>
</body>
</html>
07：访问路径
http://localhost:8080/Struts2_01/seehelloworld.jsp
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原文地址：http://www.cnblogs.com/zjsy/p/4205981.html
