using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod
{
/// <summary>
/// Message实体类
/// </summary> public class MessageModel { /// <summary> /// 构造函数 /// </summary> /// <param name="msg">Message内容</param> /// <param name="pt">Message发布时间</param> public MessageModel(string msg, DateTime pt) { this._message = msg; this._publishTime = pt; } private string _message; /// <summary> /// Message内容 /// </summary> public string Message { get { return _message; } set { _message = value; } } private DateTime _publishTime; /// <summary> /// Message发布时间 /// </summary> public DateTime PublishTime { get { return _publishTime; } set { _publishTime = value; } } }
}using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod{ /// <summary> /// 操作Message抽象类（Product） /// </summary> public abstract class AbstractMessage { /// <summary> /// 获取Message /// </summary> /// <returns></returns> public abstract List<MessageModel> Get(); /// <summary> /// 插入Message /// </summary> /// <param name="mm">Message实体对象</param> /// <returns></returns> public abstract bool Insert(MessageModel mm); }}using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod{ /// <summary> /// Sql方式操作Message（ConcreteProduct） /// </summary> public class SqlMessage : AbstractMessage { /// <summary> /// 获取Message /// </summary> /// <returns></returns> public override List<MessageModel> Get() { List<MessageModel> l = new List<MessageModel>(); l.Add(new MessageModel("SQL方式获取Message", DateTime.Now)); return l; } /// <summary> /// 插入Message /// </summary> /// <param name="mm">Message实体对象</param> /// <returns></returns> public override bool Insert(MessageModel mm) { // 代码略 return true; } }}using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod{ /// <summary> /// Xml方式操作Message（ConcreteProduct） /// </summary> public class XmlMessage : AbstractMessage { /// <summary> /// 获取Message /// </summary> /// <returns></returns> public override List<MessageModel> Get() { List<MessageModel> l = new List<MessageModel>(); l.Add(new MessageModel("XML方式获取Message", DateTime.Now)); return l; } /// <summary> /// 插入Message /// </summary> /// <param name="mm">Message实体对象</param> /// <returns></returns> public override bool Insert(MessageModel mm) { // 代码略 return true; } }}using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod{ /// <summary> /// 抽象Message工厂（Creator） /// </summary> public abstract class AbstractMessageFactory { // An Operation /// <summary> /// 工厂方法 /// </summary> /// <returns>AbstractMessage</returns> public abstract AbstractMessage CreateMessage(); }}using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod{ /// <summary> /// SqlMessage工厂（ConcreteCreator） /// </summary> public class SqlMessageFactory : AbstractMessageFactory { /// <summary> /// 实现工厂方法，返回SqlMessage对象 /// </summary> /// <returns></returns> public override AbstractMessage CreateMessage() { return new SqlMessage(); } }}using System;using System.Collections.Generic;using System.Text;namespace Pattern.FactoryMethod{ /// <summary> /// XmlMessage工厂（ConcreteCreator） /// </summary> public class XmlMessageFactory : AbstractMessageFactory { /// <summary> /// 实现工厂方法，返回XmlMessage对象 /// </summary> /// <returns></returns> public override AbstractMessage CreateMessage() { return new XmlMessage(); } }}using System;using System.Data;using System.Configuration;using System.Collections;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;using Pattern.FactoryMethod;public partial class FactoryMethod : System.Web.UI.Page{ protected void Page_Load(object sender, EventArgs e) { AbstractMessageFactory amf = new SqlMessageFactory(); AbstractMessage am = amf.CreateMessage(); Response.Write(am.Insert(new MessageModel("插入", DateTime.Now))); Response.Write("<br />"); Response.Write(am.Get()[0].Message + " " + am.Get()[0].PublishTime.ToString()); Response.Write("<br />"); amf = new XmlMessageFactory(); am = amf.CreateMessage(); Response.Write(am.Insert(new MessageModel("插入", DateTime.Now))); Response.Write("<br />"); Response.Write(am.Get()[0].Message + " " + am.Get()[0].PublishTime.ToString()); }}乐在其中设计模式(C#) - 工厂方法模式(Factory Method Pattern),布布扣,bubuko.com
乐在其中设计模式(C#) - 工厂方法模式(Factory Method Pattern)
原文：http://www.cnblogs.com/lonelyxmas/p/3590330.html
