loginaction.java

struts入门小例子

package com.bjsxt.struts;
import java.util.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

public class LoginAction extends Action 
{

	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		LoginActionForm laf=(LoginActionForm)form;
		String username=laf.getUsername();
		String password=laf.getPassword();
		if("admin".equals(username)&&"2".equals(password))
		{
			request.setAttribute("username", username);
			request.setAttribute("EL", "EL方式");
			request.setAttribute("hello", "<font color='red'>欢迎学习Bean标签！</font>");
			request.setAttribute("today", new Date());
			Group g=new Group();
			ArrayList list=new ArrayList();
			
			g.setName("<font color='red'>尚学堂</font>");
			for(int i=0;i<10;i++)
			{
				User user=new User();
				user.setAge(Integer.parseInt("23")+i+"");
				user.setName("user_"+i);
				user.setGroup(g);
				list.add(user);
			}
			request.setAttribute("userList", list);
			request.setAttribute("v1", 1);
			request.setAttribute("v2", 2);
			Map map=new HashMap();
			map.put("k1", "v1");
			map.put("k2", "v2");
			request.setAttribute("mapDemo",map);
			return mapping.findForward("OK");
			
		}
		else
		{
			return mapping.findForward("Erro");
			
			
		}
		
	}
	
}