//客户端代码
static void Main(string[] args)
{
ObjectStrcture o = new ObjectStrcture();
o.Attach(new ConcreteElementA());
o.Attach(new ConcreteElementB());
ConcreteVisitor1 v1 = new ConcreteVisitor1();
ConcreteVisitor2 v2 = new ConcreteVisitor2();
o.Accept(v1);
o.Accept(v2);
}
static void Main(string[] args)
{
ObjectStructure o = new ObjectStructure();
o.Attach(new ConcreteElementA());
o.Attach(new ConcreteElementB());
ConcreteVisitor1 v1 = new ConcreteVisitor1();
ConcreteVisitor2 v2 = new ConcreteVisitor2();
o.Accept(v1);
o.Accept(v2);
Console.Read();
}
static void Main(string[] args)
{
ObjectStructure objectStructure = new ObjectStructure();
objectStructure.Add(new ConcreteElement1());
objectStructure.Add(new ConcreteElement2());
Visitor visitor = new ConcreteVisitor1();
objectStructure.accept(visitor);
visitor = new ConcreteVisitor2();
objectStructure.accept(visitor);
Console.Read();
}