package Action;
import com.opensymphony.xwork2.ActionSupport;
public class HelloWorld extends ActionSupport{
@Override
public String execute() throws Exception {
// TODO Auto-generated method stub
System.out.println("执行ACtion");
 return SUCCESS;
}
}

<?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="default" extends="struts-default">
<action name="HelloWorld" class="Action.HelloWorld">
<result name="success">/index.jsp</result>
</action> 
</package>
</struts>

 <?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="default" extends="struts-default">
<action name="HelloWorld" class="Action.HelloWorld">
<result name="success">/index.jsp</result>
</action> 
</package>
</struts>