1,引入jar包 (2.0.11五个基本jar包, 2.0.18七个jar包)
commons-fileupload-1.2.1.jar
commons-io-1.3.2.jar
commons-logging-1.0.4.jar
freemarker-2.3.15.jar
ognl-2.7.3.jar
struts2-core-2.1.8.1.jar
xwork-core-2.1.6.jar
注释:其中fileupload于io在 2.0.18当中是必须引入的因为apche对文件上传做了更新改动,如果不引入会报错。
2,配置web.xml (配置过滤器的方式让struts2被访问)
<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>
3,在src根目录下,建立struts2的配置文件 (注释:必须叫做 struts.xml; 必须找到一个叫struts2.dtd的文件)
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"struts-2.0.dtd">
<struts>
<package name="test1" extends="struts-default">
<action name="loginAction" class="cn.hdu.action.LoginAction">
<result name="SUCCESS">/success.jsp</result>
</action>
</package>
</struts>
4,然后做action
package cn.hdu.action;
public class LoginAction {
public String execute(){
System.out.println("loginAction invoke execute()........");
return "SUCCESS";
}
}