struts2 学习应用（一）
基本配置：
环境：
myeclipse 版本：5.5.1
tomcat 版本：5.5
struts2 版本：struts2-core-2.0.11.1.jar
下载地址：http://struts.apache.org/
需要的包只有5个（commons-logging-1.0.4.jar；freemarker-2.3.8.jar；ognl-2.6.11.jar；struts2-core-2.0.11.1.jar；xwork-2.0.4.jar）
struts.properties 文件放在str目录下，内容： struts.locale=zh_CN
==============================================================================================
web.xml文件格式：
<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_9" 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">
<display-name>Struts Blank</display-name>
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.FilterDispatcher</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>
==============================================================================================
在src目录下（WEB-INF--classes--struts.xml）
struts.xml文件格式：
<?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="ceshi" extends="struts-default">
<action name="ceshiAction" class="com.voole.action.DemoAction">
<result name="success" type="redirect">/error.jsp</result>
</action>
<!-- Add actions here -->
</package>
</struts>
==============================================================================================
jsp文件：
<!-- 注意后缀为action -->
<body>
<form action="ceshiAction.action" method="post">
<input name="userName" value="111">
<input name="userPass" value="222222">
<input type="submit" value="test">
</form>
</body>
==============================================================================================
访问action文件：
import com.opensymphony.xwork2.ActionSupport;
public class DemoAction extends ActionSupport {
private String userName;
private String userPass;
private String SUCCESS="success";
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public void setUserPass(String userPass) {
this.userPass = userPass;
}
public String getUserPass() {
return userPass;
}
/**
*
*/
private static final long serialVersionUID = 1L;
public String execute() throws Exception{
System.out.println(userName);
System.out.println(userPass);
return SUCCESS;
}
}