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public interface ITurn
{
string GetUrl();
}
public class NatiuBase:ITurn { public string StartDate { get; set; } public string EndDate { get; set; } public string PDUId { get; set; } public string Type { get; set; } public NatiuBase(string startDate,string endDate,string pduId,string type) { this.StartDate = startDate; this.EndDate = endDate; this.PDUId = pduId; this.Type = type; } public virtual string GetUrl() { return "我是父类"; } }
public class KDS:NatiuBase
{
public KDS(string startDate, string endDate, string pduId, string type): base(startDate, endDate, pduId, type)
{ }
public override string GetUrl()
{
return string.Format("开始日期:{0},结束日期{1}", StartDate, EndDate);
}
}
public class Context
{
public ITurn iturn;
public Context(ITurn iturn)
{
this.iturn = iturn;
}
public string GetUrl()
{
return iturn.GetUrl();
}
}
static void Main(string[] args)
{
Context context = new Context(new KDS("2012-02-12", "2012-09-12", "50000", "kds_all"));
Console.WriteLine(context.GetUrl());
Context context2 = new Context(new NatiuBase("2012-02-12", "2012-09-12", "50000", "kds_all"));
Console.WriteLine(context2.GetUrl());
Console.ReadKey();
}
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原文地址：http://www.cnblogs.com/lijianhua/p/5735047.html
