searchgoodsservlet.java

点餐系统 非常好的 jsp mysql 我也是别人那里下载来的

package Controler;
import DAO.*;
import Entity.TypeBean;
import Entity.UserBean;

import java.util.*;
import java.io.IOException;
import java.io.PrintWriter;

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

public class SearchGoodsServlet extends HttpServlet {
	
	public SearchGoodsServlet() {
		super();
	}	
	public void destroy() {
		super.destroy(); 		
	}	
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		
		GoodsDAO gd=new GoodsDAO();
		TypeDAO td=new TypeDAO();
		ArrayList list=td.GetTypes();
		for(int i=0;i<list.size();i++)
		{
			TypeBean tbean=new TypeBean();
			tbean=(TypeBean)list.get(i);
			ArrayList list1=gd.GetAllGoodsByTypeId(tbean.getTid());	
			int count=i+1;
			request.getSession().setAttribute("tcount",list.size());
			request.getSession().setAttribute("tlist"+count, tbean.getTname());
			
			request.getSession().setAttribute("list"+count, list1);			
			System.out.println("list="+count+"ggg"+list1.size());
		
		}
		
		 //so币
		 UserDAO ud=new UserDAO();
		 ArrayList list10=ud.GetSODesc();
		 HttpSession sess1=request.getSession();
		 sess1.setAttribute("list10", list10);		 
		 //总计
		 UserDAO udd=new UserDAO();
		 UserBean ubean2=udd.GetNewUser();
		 HttpSession sess2=request.getSession();
		 sess2.setAttribute("ubean", ubean2);
		 int count=udd.GetUserCount();
		 HttpSession sess3=request.getSession();
		 sess3.setAttribute("count", count);
		 //最新评论
		 CommentDAO cd=new CommentDAO();
		 ArrayList clist=cd.GetComments();
		 HttpSession sess4=request.getSession();
		 sess4.setAttribute("clist", clist);
		
	response.sendRedirect("/Project_Food/Index.jsp");	
	}	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doGet(request, response);		
	}	
	public void init() throws ServletException {		
	}

}