src/com/controller/OrdersController.java

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package com.controller;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import com.entity.Cart;
import com.entity.Seat;
import com.entity.Orders;
import com.entity.Orderdetail;
import com.entity.Consumer;
import com.service.CartService;
import com.service.SeatService;
import com.service.OrdersService;
import com.service.OrderdetailService;
import com.util.PageUtil;
import com.util.UploadUtil;
import java.text.SimpleDateFormat;
import java.util.Date;
@Controller
@RequestMapping("")
public class   OrdersController {
	private static final int rows = 10;
	@Autowired
	private CartService cartService;
	@Autowired
	private OrdersService ordersService;
	/**
 * 添加信息
 * @param request
 * @return
 */
	@RequestMapping("/ordertijiao")
	public String ordertijiao(HttpServletRequest request,HttpSession session)
	{
		String ornumber=new SimpleDateFormat("yyyyMMddhhmmss").format(new Date());
		String ortime=new SimpleDateFormat("yyyy-MM-dd hh:mm").format(new Date());
		int csid= Integer.parseInt(session.getAttribute("csid").toString());
		int stid = Integer.parseInt(request.getParameter("stid"));
		String orstate = "未结账";
		String ststate = "就餐中";

		//更新餐桌状态
			Seat seat = new Seat();
			seat.setStid(stid);
			seat.setStstate(ststate);
			cartService.updatestate(seat);
	
		//插入订单明细
		Cart cart= new Cart();
		cart.setCsid(csid);
		List<Cart> cartList=cartService.getcartList(cart);
		int zongjia=0;
		for(int i=0;i<cartList.size();i++) 
		{