src/t/o/userServlet/foodlist.java

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package t.o.userServlet;

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

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

import t.o.bean.DBfood;
import t.o.bean.foodBean;

public class foodlist extends HttpServlet {

	private int allrow = 0;//行数
	private int yerow = 15;//每页行数
	private int yeshu = 0;//页数
	private int lastyerow = 0;//最后一页的行数
	private int showpage = 1;//当前页
	private String sql = null;
	String food_type = null;
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		request.setCharacterEncoding("utf-8");
		response.setCharacterEncoding("utf-8");
		PrintWriter out = response.getWriter();
		HttpSession session = request.getSession();
		
		food_type = request.getParameter("foodtype");
		String url = food_type;
		if(food_type.equals("nosh")){
			food_type = "小吃";
		}
		if(food_type.equals("my")){
			food_type = "招牌菜";
		}
		if(food_type.equals("cake")){
			food_type = "糕点";
		}
		if(food_type.equals("china")){
			food_type = "中餐";
		}
		if(food_type.equals("abroad")){
			food_type = "西餐";
		}
		if(food_type.equals("drink")){
			food_type = "饮品";
		}
		ArrayList<foodBean> foodList = null;
		if(request.getParameter("ToPage")==null){	
			sql = "select * from t_o_Food where o_foodType = '"+food_type+"'";
			showpage = 1;
			foodList = new ArrayList<foodBean>();
			foodList = DBfood.getfm(sql);