src/org/wdl/hotelAppTest/servlet/MenuServlet.java

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package org.wdl.hotelAppTest.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;

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

import org.wdl.hotelAppTest.service.DinnerTableService;
import org.wdl.hotelAppTest.service.DinnerTableServiceImpl;
import org.wdl.hotelAppTest.service.FoodService;
import org.wdl.hotelAppTest.service.FoodServiceImpl;
import org.wdl.hotelAppTest.service.FoodTypeService;
import org.wdl.hotelAppTest.service.FoodTypeServiceImpl;
import org.wdl.hotelAppTest.service.OrderService;
import org.wdl.hotelAppTest.service.OrderServiceImpl;
import org.wdl.hotelTest.bean.DinnerTable;
import org.wdl.hotelTest.bean.Food;
import org.wdl.hotelTest.bean.FoodType;
import org.wdl.hotelTest.bean.Order;
import org.wdl.hotelTest.bean.User;
import org.wdl.hotelTest.util.ConstantUtil;


/**
 * Servlet implementation class MenuListServlet
 */
@WebServlet("/app/menu.action")
public class MenuServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;

    /**
     * @see HttpServlet#HttpServlet()
     */
    public MenuServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

    /**
     * @see HttpServlet#service(HttpServletRequest request, HttpServletResponse response)
     */
    protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        System.out.println("=======menu.action================");
        User user = (User) request.getSession().getAttribute(ConstantUtil.SESSION_NAME);
        String foodTypeId = request.getParameter("foodTypeId");
        //获取餐桌的id 通过request.getParameter方式获取的参数值都是String类型
        String id = request.getParameter("id");
        System.out.println("id:" + id);