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我有一个库,我的程序中的逻辑存在一个问题。如果你能帮助我——我会说你:“谢谢”。非常感谢。代码 :

 public class Report
{

    /// <summary>
    /// An empty constructor, just instantiates the object.
    /// </summary>
    public Report()
    {

    }

    /// <summary>
    /// A method that receives a message from another object,
    /// and prints it out to the Console.
    /// </summary>
    /// <param name="message">The message to be printed.</param>
    public void ReceiveMessage(String message)
    {
        Console.WriteLine(message);
    }
}

private Report reportObject;

公共无效 EnterThinkingState() {

        Thread.Sleep(rng.Next(1000) + 1);
        Status = "thinking";
        reportObject.ReceiveMessage(Name + " is " + Status);
        Thread.Sleep(rng.Next(1000) + 1);
    }

问题是:我的课程 - 是一个图书馆。我如何创建一种自适应方法(接收),用户可以使用它在任何他想要的地方输出信息(记录器、控制台、文件等)。我应该使用虚拟方法吗?或者创建一个界面?或者我如何将它与事件绑定?如果我们谈论典型情况,我知道如何使用事件。感谢您的帮助。而且,再次为我糟糕的英语感到抱歉。

4

1 回答 1

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您可以使用不同的方法来实现这一点。下面的代码展示了如何定义一个接口并使用它:

 public interface IReceiverBase
 {
     void ReceiveMessage(string message);
 }

 public class Report
 {
     private readonly IReceiverBase _iReceiverBase;

     public Report(IReceiverBase iReceiverBase)
     {
         _iReceiverBase = iReceiverBase;
     }

     public void DoSomething()
     {
         // Do something here
         _iReceiverBase.ReceiveMessage("Something done ...");
     }
 }

 public class ConsoleMessageReceiver : IReceiverBase
 {
     public void ReceiveMessage(string message)
     {
         Console.WriteLine(message);
     }
 }

 public class DebugMessageReceiver : IReceiverBase
 {
     public void ReceiveMessage(string message)
     {
         Debug.WriteLine(message);
     }
 }

 class Program
 {
     static void Main(string[] args)
     {
         var repConsole = new Report(new ConsoleMessageReceiver());
         repConsole.DoSomething();

         var repDebug = new Report(new DebugMessageReceiver());
         repDebug.DoSomething();

         Console.Read();
     }
 }
于 2018-09-09T07:28:50.593 回答