src/org/wdl/hotelSysTest/sys/servlet/OrderDetailServlet.java

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package org.wdl.hotelSysTest.sys.servlet;

import java.io.IOException;
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 org.wdl.hotelSysTest.sys.service.OrderDetailService;
import org.wdl.hotelSysTest.sys.service.OrderDetailServiceImpl;
import org.wdl.hotelSysTest.sys.service.OrderService;
import org.wdl.hotelSysTest.sys.service.OrderServiceImpl;
import org.wdl.hotelTest.bean.Order;
import org.wdl.hotelTest.bean.OrderDetail;

/**
 * Servlet implementation class OrderServlet
 */
@WebServlet("/sys/orderDetail.action")
public class OrderDetailServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;

    /**
     * @see HttpServlet#service(HttpServletRequest request, HttpServletResponse response)
     */
    protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        String method = request.getParameter("method");
        String buyNum = request.getParameter("buyNum");
        String id = request.getParameter("id");
        String foodIds = request.getParameter("foodIds");
        String orderId = request.getParameter("orderId");
        System.out.println("method:" + method + "  buyNum:" + buyNum + "  id:" + id + "  foodIds:" + foodIds + "  orderId:" + orderId);

        OrderDetailService orderDetailService = new OrderDetailServiceImpl();
        OrderService orderService = new OrderServiceImpl();
        if (method != null && method.equals("update")) {
            OrderDetail orderDetail = orderDetailService.findById(Integer.parseInt(id));
            orderDetail.setBuyNum(Integer.parseInt(buyNum));
            System.out.println("orderDetail:" + orderDetail);

            orderDetailService.update(orderDetail, 2);
            request.getRequestDispatcher("/sys/order.action?method=list").forward(request, response);

        } else if (method != null && method.equals("delete")) {
            OrderDetail orderDetail = orderDetailService.findById(Integer.parseInt(id));
            orderDetail.setDisabled(1);
            System.out.println("orderDetail:" + orderDetail);

            orderDetailService.update(orderDetail, 1);
            request.getRequestDispatcher("/sys/order.action?method=list").forward(request, response);
        } else if (method != null && method.equals("addFoodSubmit")) {
            String[] arrfoodIds = foodIds.split(",");
            System.out.println("arrfoodIds:" + arrfoodIds);


            orderDetailService.addFoods(arrfoodIds, Integer.parseInt(orderId));
            request.getRequestDispatcher("/sys/order.action?method=list").forward(request, response);
        } else if (method != null && method.equals("print")) {
            Order order = orderService.findById(Integer.parseInt(orderId));