abstractvisitor.cs

来自「Data Structures and Algorithms with Obj」· CS 代码 · 共 28 行

namespace Opus6
{
    using System;

    [Copyright("Copyright (c) 2001 by Bruno R. Preiss, P.Eng."), Version("$Id: AbstractVisitor.cs,v 1.5 2001/10/28 19:50:09 brpreiss Exp $")]
    public abstract class AbstractVisitor : Visitor
    {
        protected AbstractVisitor()
        {
        }

        public virtual void Visit(object obj)
        {
        }


        public virtual bool IsDone
        {
            get
            {
                return false;
            }
        }

    }
}