helloworldaction.java

本书由浅入深、循序渐进地介绍了MVC的体系结构和如何构建一个基于MVC的Web框架

package com.gf.action;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.*;
//继承Action  
public class HelloWorldAction extends Action  {
	//覆写execute
	public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response)  throws Exception {   
		request.setAttribute("helloWorld", "HelloWorld");
		return mapping.findForward("index");    
	}
}