loginaction.java

本文论述了一个前台笔记本销售系统的开发过程

package com.set.home.struts.action;


import java.io.IOException;
import java.util.List;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import com.set.appframe.data.GenericValueObject;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import com.set.appframe.exception.SystemException;
import com.set.appframe.web.MyBaseAction;
import com.set.home.business.NoticeMgr;
import com.set.home.business.ProductMgr;
import com.set.system.business.AccountMgr;
import com.set.system.model.UsersVO;



public class LoginAction extends MyBaseAction {
	
	
	public ActionForward search(ActionMapping mapping, ActionForm form,
			javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) throws SystemException {
		String key="";		
		if(request.getParameter("key")!=null){
			key=request.getParameter("key");
		}
		List productTop10=null;
		List noticeResult=null;
		List product=null;
	  
			ProductMgr pmgr=(ProductMgr)getBean("ProductMgr");
			NoticeMgr nmgr=(NoticeMgr)getBean("NoticeMgr");
			
			productTop10=pmgr.searchTop10();
			noticeResult=nmgr.searchLast();
			request.setAttribute("productTop10", productTop10);
			request.setAttribute("noticeResult", noticeResult);
			if(key.equals("")){
				product=pmgr.search();	
				request.setAttribute("product", product);
				return mapping.findForward("search");
			}
			if(key.equals("top")){
				product=pmgr.searchTop10();	
				request.setAttribute("product", product);
				return mapping.findForward("searchtop");
			}
			if(key.equals("newlevel")){
				product=pmgr.searchNew10();	
				request.setAttribute("product", product);
				return mapping.findForward("searchnew");
			}
			return null;		
		
		
	}	
	public ActionForward load(ActionMapping mapping, ActionForm form,
			javax.servlet.http.HttpServletRequest request,
			javax.servlet.http.HttpServletResponse response) throws ServletException, IOException, SystemException {
		String username="";
		String password="";
		UsersVO vo=new UsersVO();
		GenericValueObject gvo=new GenericValueObject();
		username=request.getParameter("USERNAME");
		password=request.getParameter("PASSWORD");
		vo.setUsername(username);
		vo.setPassword(password);

		if (!checkVerifyCode(request)) { // 验证码错误
			request.setAttribute("error1", "1");
			
		}else{
			try {
				AccountMgr mgr=(AccountMgr)getBean("AccountMgr");
				gvo=mgr.checkUser(vo);
				if (gvo!=null){
			      request.getSession().setAttribute("USERNAME", gvo.getItemString("USERNAME"));
			      request.getSession().setAttribute("ID", gvo.getItemString("ID"));
			      request.getSession().setAttribute("PASSWORD", gvo.getItemString("PASSWORD"));
			      request.getSession().setAttribute("ROLE", gvo.getItemString("ROLE"));
			      
				}
				request.setAttribute("users",gvo);					
				
			} catch (SystemException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
		
		return this.search(mapping, form, request, response);
		
	}

	protected boolean checkVerifyCode(HttpServletRequest request) {
		boolean f = false;
		HttpSession session = request.getSession();
		String rand = (String) session.getAttribute("rand");
		String input = String.valueOf(request.getParameter("VERIFYCODE"));
		return input.equals(rand);
	}
}