using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace _03简单工厂设计模式 { class Program { static void Main(string[] args) { Console.WriteLine("请输入您想要的笔记本品牌"); string brand = Console.ReadLine(); NoteBook nb = GetNoteBook(brand); nb.SayHello(); Console.ReadKey(); } /// <summary> /// 简单工厂的核心 根据用户的输入创建对象赋值给父类 /// </summary> /// <param name="brand"></param> /// <returns></returns> public static NoteBook GetNoteBook(string brand) { NoteBook nb = null; switch (brand) { case "Lenovo": nb = new Lenovo(); break; case "IBM": nb = new IBM(); break; case "Acer": nb = new Acer(); break; case "Dell": nb = new Dell(); break; } return nb; } } public abstract class NoteBook { public abstract void SayHello(); } public class Lenovo : NoteBook { public override void SayHello() { Console.WriteLine("我是联想笔记本,你联想也别想"); } } public class Acer : NoteBook { public override void SayHello() { Console.WriteLine("我是鸿基笔记本"); } } public class Dell : NoteBook { public override void SayHello() { Console.WriteLine("我是戴尔笔记本"); } } public class IBM : NoteBook { public override void SayHello() { Console.WriteLine("我是IBM笔记本"); } } }
时间: 2024-09-28 16:44:29