orderproc.java

用mvc实现购物车,简单使用,欢迎大家来下载啊

package com.xaccp.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Map;

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

import com.xaccp.business.OrderDetailManager;
import com.xaccp.business.OrderManager;
import com.xaccp.business.ShopCar;
import com.xaccp.common.NumLib;
import com.xaccp.entity.Order;
import com.xaccp.entity.OrderDetail;
import com.xaccp.entity.Product;

public class OrderProc extends HttpServlet {

	public OrderProc() {
		super();
	}

	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		this.doPost(request, response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html; charset=UTF-8");
		PrintWriter out = response.getWriter();

		request.setCharacterEncoding("UTF-8");
		response.setCharacterEncoding("UTF-8");
		String name = request.getParameter("prodPreson");
		ShopCar car = (ShopCar) request.getSession().getAttribute("shopCar");

		Double total = (Double) request.getSession().getAttribute("total");
		String total1 = NumLib.convString(total.doubleValue());
		Order order = new Order();
		order.setOrderName(name);
		order.setOrderTotal(Double.parseDouble(total1));
		OrderManager orderManager = new OrderManager();
		int i = orderManager.addOrder(order);
		
		Hashtable table = car.getProductList();
		Iterator iter1 = table.entrySet().iterator();
		int a = 0;
		int count=0;
		while (iter1.hasNext()) {
			Map.Entry item = (Map.Entry) iter1.next();
			Product prod = (Product) item.getValue();
			OrderDetail orderDetail = new OrderDetail();
			orderDetail.setOrderNo(i);
			orderDetail.setProdName(prod.getProdName());
			orderDetail.setProdNo(prod.getProdNo());
			orderDetail.setProdPrice(prod.getProdPrice());
			orderDetail.setProdCount(prod.getProdCount());
			OrderDetailManager manager = new OrderDetailManager();
			int j=manager.addOrderDetail(orderDetail);
			a = a+1;
			if(j>0){
				count=count+1;
			}
		}
		if (a==count) {
			out.println("下单成功");
		}
		out.flush();
		out.close();
	}

	public void init() throws ServletException {
	}

}