public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); orders = os.QueryByCustomerName("Customer2"); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("GetOrdersByGoodsName:'apple'"); orders = os.QueryByGoodsName("apple"); foreach (Order order in orders) { Console.WriteLine(order); } Console.WriteLine("Remove order(id=2) and qurey all"); os.RemoveOrder(2); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void OrderExport2Xml(OrderService os) { String path = String.Format("{0}\\test.xml", Environment.CurrentDirectory); XDocument xdoc = new XDocument(new XDeclaration("1.0", "utf-8", "yes")); XElement root = new XElement("OrderService"); foreach (Order o in os.QueryAllOrders()) { XElement order = new XElement("Order"); order.SetElementValue("OrderId", o.Id); XElement customer = new XElement("Customer"); customer.SetElementValue("CustomerId", o.Customer.Id); customer.SetElementValue("CustomerName", o.Customer.Name); order.Add(customer); //order.SetElementValue("Customer", o.Customer); foreach (OrderDetail od in o.Details) { XElement orderdetail = new XElement("OrderDetail"); orderdetail.SetElementValue("OrderDetailId", od.Id); XElement good = new XElement("Good"); good.SetElementValue("GoodId", od.Goods.Id); good.SetElementValue("GoodName", od.Goods.Name); good.SetElementValue("GoodValue", od.Goods.Price); orderdetail.Add(good); orderdetail.SetElementValue("OrderDetailQuantity", od.Quantity); //orderdetail.SetElementValue("Goods", od.Goods); order.Add(orderdetail); } root.Add(order); } xdoc.Add(root); xdoc.Save(path); return; }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); Goods computer = new Goods(4, "computer", 1599.9); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails1_2 = new OrderDetail(1, apple, 8); //检验contains方法能否检查非引用的相同对象 OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); OrderDetail orderDetails4 = new OrderDetail(4, computer, 2); OrderDetail orderDetails5 = new OrderDetail(5, apple, 6); OrderDetail orderDetails6 = new OrderDetail(6, apple, 1); /*用于排序的实例*/ Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); Order order4 = new Order(4, customer1); Order order5 = new Order(5, customer2); Order order6 = new Order(6, customer1); order1.AddDetails(orderDetails1); /*测试contain方法可检测的类型*/ Console.WriteLine("try to add orderdetail again"); try { order1.AddDetails(orderDetails1); }catch (Exception e) { Console.WriteLine(e.Message); } Console.WriteLine("try to add a orderdetail that has the same value to orderdetail1"); try { order1.AddDetails(orderDetails1_2); } catch (Exception e) { Console.WriteLine(e.Message); } //使用contains方法能够检查出并非相同引用的相同对象,因为重写了equal方法 order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); order4.AddDetails(orderDetails5); order4.AddDetails(orderDetails2); order5.AddDetails(orderDetails4); order5.AddDetails(orderDetails5); order6.AddDetails(orderDetails6); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order5); os.AddOrder(order2); os.AddOrder(order4); os.AddOrder(order3); os.AddOrder(order6); Console.WriteLine("GetAllOrdersWithoutSorting"); List <Order> orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\n\n\nSortingByOrderId"); os.sort(); orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\n\n\nSortingByTotalMoney"); os.sortmoney(); orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } } catch (Exception e) { Console.WriteLine(e.Message); } Console.ReadLine(); }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddDetails(orderDetails1);//add details for order1 order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); order2.AddDetails(orderDetails2); //add details for order2 order2.AddDetails(orderDetails3); //add details for order3 order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order2); os.AddOrder(order1); os.AddOrder(order3); Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\nSort orders by Id"); orders.Sort(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\nSort orders by Price"); List <Order> sortorders = orders.OrderByDescending(s => s.money).ToList <Order>(); foreach (Order order in sortorders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\nGetOrdersByCustomerName:'Customer2'"); orders = os.QueryByCustomerName("Customer2"); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\nGetOrdersByGoodsName:'eggs'"); orders = os.QueryByGoodsName("eggs"); foreach (Order order in orders) { Console.WriteLine(order); } Console.WriteLine("\nRemove order(id=2) and qurey all"); os.RemoveOrder(2); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); Console.WriteLine("订单序列化"); os.Export("order.xml"); Console.WriteLine("xml反序列化"); os.Import("order.xml"); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); Goods computer = new Goods(4, "computer", 1599.9); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails1_2 = new OrderDetail(1, apple, 8); //检验contains方法能否检查非引用的相同对象 OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); OrderDetail orderDetails4 = new OrderDetail(4, computer, 2); OrderDetail orderDetails5 = new OrderDetail(5, apple, 6); OrderDetail orderDetails6 = new OrderDetail(6, apple, 1); /*用于排序的实例*/ Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); Order order4 = new Order(4, customer1); Order order5 = new Order(5, customer2); Order order6 = new Order(6, customer1); order1.AddDetails(orderDetails1); /*测试contain方法可检测的类型*/ Console.WriteLine("try to add orderdetail again"); try { order1.AddDetails(orderDetails1); }catch (Exception e) { Console.WriteLine(e.Message); } Console.WriteLine("try to add a orderdetail that has the same value to orderdetail1"); try { order1.AddDetails(orderDetails1_2); } catch (Exception e) { Console.WriteLine(e.Message); } //使用contains方法能够检查出并非相同引用的相同对象,因为重写了equal方法 order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); order4.AddDetails(orderDetails5); order4.AddDetails(orderDetails2); order5.AddDetails(orderDetails4); order5.AddDetails(orderDetails5); order6.AddDetails(orderDetails6); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order5); os.AddOrder(order2); os.AddOrder(order4); os.AddOrder(order3); os.AddOrder(order6); Console.WriteLine("GetAllOrdersWithoutSorting"); List <Order> orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\n\n\nSortingByOrderId"); os.sort(); orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\n\n\nSortingByTotalMoney"); os.sortmoney(); orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } //------------------------------------------- Console.WriteLine("\n\nGetOrdersByCustomerName:'Customer2'"); orders = os.QueryByCustomerName("Customer2"); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("GetOrdersByGoodsName:'apple'"); orders = os.QueryByGoodsName("apple"); foreach (Order order in orders) { Console.WriteLine(order); } Console.WriteLine("\n\n\nGetOrderById=2"); Order o = os.GetById(2); Console.WriteLine(o); Console.WriteLine("\n\n\nRemove order(id=2) and qurey all"); os.RemoveOrder(2); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); os.Export(); //将原始数据保存到orderlist.temp中 } catch (Exception e) { Console.WriteLine(e.Message); } try { OrderService os2 = new OrderService(); os2.import(); //从orderlist.temp中读取数据 Console.WriteLine("\n\n\nShow the imported imformation\n"); List <Order> orderlist2 = os2.QueryAllOrders(); foreach (Order o in orderlist2) { Console.WriteLine(o); } } catch (Exception e2) { Console.WriteLine(e2.Message); } Console.ReadLine(); }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); var m = from order in orders where order.Customer.Name == "Customer2" select order; foreach (var n in m) { Console.WriteLine(n.ToString()); } Console.WriteLine("GetOrdersByGoodsName:'apple'"); foreach (Order order in orders) { var mm = from orderDetail in order.Details where orderDetail.Goods.Name == "apple" select orderDetail; foreach (var n in mm) { if (n != null) { Console.WriteLine(order.ToString()); } } } //查询订单金额大于1万元的订单 Console.WriteLine("GetOrdersWithPriceMoreThan'10000'"); m = from order in orders where order.getPrice() >= 10000 select order; foreach (var n in m) { Console.WriteLine(n.ToString()); } Console.WriteLine("Remove order(id=2) and qurey all"); os.RemoveOrder(2); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1", "13512345678"); Customer customer2 = new Customer(2, "Customer2", "15912345678"); //Goods milk = new Goods(1, "Milk", 69.9); //Goods eggs = new Goods(2, "eggs", 4.99); //Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail("1", "apple", 800, 5.59); OrderDetail orderDetails2 = new OrderDetail("2", "eggs", 2, 4.99); OrderDetail orderDetails3 = new OrderDetail("3", "milk", 1, 69.9); Order order1 = new Order("20180728001", customer1); Order order2 = new Order("20180501007", customer2); Order order3 = new Order("20181111213", customer2); order1.AddDetails(orderDetails1); //order1.AddDetails(orderDetails2); //order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); //order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); orders = os.QueryByCustomerName("Customer2"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine("GetOrdersByGoodsName:'apple'"); orders = os.QueryByGoodsName("apple"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } //Console.WriteLine("GetOrdersByPrice:1000"); //orders = os.QueryByPrice(1000); //foreach (Order od in orders) // Console.WriteLine(od.ToString()); Console.WriteLine("Remove order(id=20180501007) and qurey all"); os.RemoveOrder("20180501007"); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); /*OrderDetail orderDetails4 = new OrderDetail(1, apple, 8); * * Console.WriteLine(orderDetails1.Equals(orderDetails4));*/ Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine(" \nGetOrdersByCustomerName:'Customer2'"); orders = os.QueryByCustomerName("Customer2"); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("\nGetOrdersByGoodsName:'apple'"); orders = os.QueryByGoodsName("apple"); foreach (Order order in orders) { Console.WriteLine(order); } Console.WriteLine("\nRemove order(id=2) and qurey all"); os.RemoveOrder(2); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); //XML序列化 XmlSerializer xmlser = new XmlSerializer(typeof(OrderService[])); String xmlFileName = "s.xml"; OrderService.XmlSerialize(xmlser, xmlFileName, os); //显示XML文本 string xml = File.ReadAllText(xmlFileName); Console.WriteLine(xml); } catch (Exception e) { Console.WriteLine(e.Message); } }
static void Main(string[] args) { try { Customer customer1 = new Customer(1, "张三"); Customer customer2 = new Customer(2, "赵四"); Goods milk = new Goods(1, "牛奶", 6.9); Goods eggs = new Goods(2, "鸡蛋", 4.99); Goods apple = new Goods(3, "苹果", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddOrderDetail(orderDetails1); order1.AddOrderDetail(orderDetails2); order1.AddOrderDetail(orderDetails3); order2.AddOrderDetail(orderDetails2); order2.AddOrderDetail(orderDetails3); order3.AddOrderDetail(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("得到所有订单"); List <Order> orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); Console.WriteLine("按照顾客姓名查询:赵四"); orders = os.GetOrdersByCustomerName("赵四"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); Console.WriteLine("按照商品查询:'苹果'"); orders = os.QueryOrdersByGoodsName("苹果"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); Console.WriteLine("移除订单(2号)并查询订单"); os.RemoveOrder(2); orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); os.Export(); os.Import(); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddOrderDetail(orderDetails1); order1.AddOrderDetail(orderDetails2); order1.AddOrderDetail(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddOrderDetail(orderDetails2); order2.AddOrderDetail(orderDetails3); order3.AddOrderDetail(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Order[] Myorders = { order1, order2, order3 }; var query = from BigOrder in Myorders where BigOrder.OrderId > 10000 select BigOrder; foreach (var m in query) { Console.WriteLine(m); } Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); orders = os.GetOrdersByCustomerName("Customer2"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); Console.WriteLine("GetOrdersByGoodsName:'apple'"); orders = os.QueryOrdersByGoodsName("apple"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); Console.WriteLine("Remove order(id=2) and qurey all"); os.RemoveOrder(2); orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine(""); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, apple, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3, milk, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); //order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order3.AddDetails(orderDetails2); //order3.AddDetails(orderDetails3); order2.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); OrderExport2Xml(os); OrderService osnew = XmlImport2Order(); //Read data of order system from existing Xml configuration file //OrderService osnew = os; //Use the data created manually Console.WriteLine("GetAllOrdersInIDAscendingOrder"); List <Order> orders = osnew.QueryAllOrders(); orders.Sort(); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("GetAllOrdersInSumDecendingOrder"); foreach (Order order in orders) { order.CalculateSum(); } foreach (Order order in orders.OrderByDescending(i => i.sum)) { Console.WriteLine(order.ToString()); Console.WriteLine("\tsum = " + order.sum.ToString()); } Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); orders = osnew.QueryByCustomerName("Customer2"); foreach (Order order in orders) { Console.WriteLine(order.ToString()); } Console.WriteLine("GetOrdersByGoodsName:'apple'"); orders = osnew.QueryByGoodsName("apple"); foreach (Order order in orders) { Console.WriteLine(order); } Console.WriteLine("Remove order(id=2) and qurey all"); osnew.RemoveOrder(2); osnew.QueryAllOrders().ForEach( od => Console.WriteLine(od)); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer(1, "宝多六花"); Customer customer2 = new Customer(2, "新条茜"); Goods milk = new Goods(1, "牛奶", 69.9); Goods eggs = new Goods(2, "鸡蛋", 4.99); Goods apple = new Goods(3, "苹果", 5.59); OrderDetail orderDetails1 = new OrderDetail(1, milk, 8); OrderDetail orderDetails2 = new OrderDetail(2, eggs, 2333); OrderDetail orderDetails3 = new OrderDetail(3, apple, 1); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer2); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("获取所有订单:" + "\n"); List <Order> orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString() + "\n"); } string name1 = "宝多六花"; Console.WriteLine("通过客户姓名查询订单:'宝多六花'"); //orders = os.QueryByCustomerName("宝多六花"); var m = from n1 in orders where n1.Customer.Name == name1 select n1; foreach (var od in m) { Console.WriteLine(od.ToString() + "\n"); } List <OrderDetail> detail = new List <OrderDetail> { orderDetails1, orderDetails2, orderDetails3 }; string good1 = "牛奶"; Console.WriteLine("通过商品查询订单:'牛奶'"); //orders = os.QueryByGoodsName("牛奶"); var n = from n2 in detail where n2.Goods.Name == good1 select n2; foreach (var od in n) { Console.WriteLine(od.ToString() + "\n"); } Console.WriteLine("查询订单金额大于1w元的订单:"); var w = from x in detail where x.Goods.Price * x.Quantity > 10000 select x; foreach (var od in w) { Console.WriteLine(od.ToString() + "\n"); } Console.WriteLine("删除订单(ID=2)和Query全部:"); os.RemoveOrder(2); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); Console.WriteLine(); bool b1 = os.Export(orders); bool b2 = os.Import("serialiable.xml"); } catch (Exception e) { Console.WriteLine(e.Message); } }
public static void Main() { try { Customer customer1 = new Customer("13288654452", "Customer1"); Customer customer2 = new Customer("15644832267", "Customer2"); Goods milk = new Goods(1, "Milk", 69.9); Goods eggs = new Goods(2, "eggs", 4.99); Goods apple = new Goods(3, "apple", 5.59); OrderDetail orderDetails1 = new OrderDetail(1.ToString(), apple, 800); OrderDetail orderDetails2 = new OrderDetail(2.ToString(), eggs, 2); OrderDetail orderDetails3 = new OrderDetail(3.ToString(), milk, 1); Order order1 = new Order(customer1); Order order2 = new Order(customer2); Order order3 = new Order(customer2); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); order1.AddDetails(orderDetails3); //order1.AddOrderDetails(orderDetails3); order2.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order3.AddDetails(orderDetails3); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); //Console.WriteLine("GetAllOrders"); //List<Order> orders = os.QueryAllOrders(); //foreach (Order od in orders) // Console.WriteLine(od.ToString()); //Console.WriteLine("GetOrdersByCustomerName:'Customer2'"); //orders = os.QueryByCustomerName("Customer2"); //foreach (Order od in orders) // Console.WriteLine(od.ToString()); //Console.WriteLine("GetOrdersByGoodsName:'apple'"); ////orders = os.QueryByGoodsName("apple"); ////foreach (Order od in orders) //// Console.WriteLine(od.ToString()); //os.QueryByGoodsName("apple").ForEach( // od => Console.WriteLine(od)); //Console.WriteLine("GetOrdersByPrice:1000"); //orders = os.QueryByPrice(1000); //foreach (Order od in orders) // Console.WriteLine(od.ToString()); //Console.WriteLine("Remove order(id=2) and qurey all"); os.RemoveOrder(2.ToString()); //os.QueryAllOrders().ForEach( // od => Console.WriteLine(od)); //XML序列化 XmlSerializer xmlser = new XmlSerializer(typeof(List <Order>)); string xmlFileName = "s.xml"; os.XmlSerializeExport(xmlser, xmlFileName); //XML反序列化 os.XmlSerializeImport(xmlser, xmlFileName); Console.WriteLine("GetAllOrders"); os.QueryAllOrders().ForEach( od => Console.WriteLine(od)); Console.ReadKey(); } catch (Exception e) { Console.WriteLine(e.Message); } }
static void Main(string[] args) { try { Customer customer1 = new Customer(1, "Customer1"); Customer customer2 = new Customer(2, "Customer2"); Goods Computer = new Goods(1, "Computer", 5999); Goods Phone = new Goods(2, "Phone", 2399); Goods PSP = new Goods(3, "PSP", 1500); OrderDetails orderDetails1 = new OrderDetails(1, Computer, 1); OrderDetails orderDetails2 = new OrderDetails(2, Phone, 2); OrderDetails orderDetails3 = new OrderDetails(3, PSP, 2); Order order1 = new Order(1, customer1); Order order2 = new Order(2, customer2); Order order3 = new Order(3, customer1); order1.AddDetails(orderDetails1); order1.AddDetails(orderDetails2); order2.AddDetails(orderDetails3); order2.AddDetails(orderDetails1); order3.AddDetails(orderDetails2); order3.AddDetails(orderDetails1); OrderService os = new OrderService(); os.AddOrder(order1); os.AddOrder(order2); os.AddOrder(order3); Console.WriteLine("GetAllOrders"); List <Order> orders = os.QueryAllOrders(); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine("SearchOrdersByPrice"); orders = os.SearchOrdersByPrice(10000); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine("SearchOrdersByGoodsName"); orders = os.SearchOrderByGoodsName("PSP"); foreach (Order od in orders) { Console.WriteLine(od.ToString()); } Console.WriteLine("XMLSerialize"); os.Export(os); os.Import(); } catch (Exception e) { Console.WriteLine(e.Message); } }