static void Main(string[] args)
{
Sample.ObjectStructure structure = new Sample.ObjectStructure();
var tv1 = new Sample.Television();
tv1.Size = 100;
tv1.State = 100;
var tv2 = new Sample.Television();
tv2.State = 200;
tv2.Size = 200;
structure.Add(tv1);
structure.Add(tv2);
var computer1 = new Sample.Computer();
computer1.Size = 100;
computer1.State = 100;
var computer2 = new Sample.Computer();
computer2.State = 90;
computer2.Size = 101;
structure.Add(computer1);
structure.Add(computer2);
Sample.SizeVisitor sizeVisitor = new Sample.SizeVisitor();
Sample.StateVisitor stateVisitor = new Sample.StateVisitor();
structure.Operate(stateVisitor);
structure.Operate(sizeVisitor);
Console.Read();
}
public override void PutTelevision(Television tv)
{
Console.WriteLine("按商品大小{0}排放", tv.Size);
}
public abstract void PutTelevision(Television tv);
public override void PutTelevision(Television tv)
{
Console.WriteLine("按商品新旧值{0}排放", tv.State);
}
