超时工具类代码,CSharp代码库,德仔网

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【CSharp】超时工具类
作者:08shiyan / 发布于2015/3/11/ 845

	/// <summary>
	 /// 超时工具
	 /// </summary>
	 public class TimeoutTools
	 {
	 private Timer timer;

	 /// <summary>
	 /// 事件是否正在执行
	 /// </summary>
	 private bool EventRunning { get; set; }

	 /// <summary>
	 /// 位置
	 /// </summary>
	 private uint Position { get; set; }

	
	 /// <summary>
	 /// 超时事件
	 /// </summary>
	 public event EventHandler TimeoutEvent;

	 /// <summary>
	 /// 步长值
	 /// <para>默认值1</para>
	 /// </summary>
	 public uint StepLength { get; set; }

	 /// <summary>
	 /// 超时长度
	 /// <para>默认180</para>
	 /// </summary>
	 public uint TimeoutLength { get; set; }

	
	 /// <summary>
	 /// 默认构造函数
	 /// </summary>
	 public TimeoutTools()
	 {
	 this.StepLength = 1;
	 this.TimeoutLength = 180;

	 this.timer = new Timer((obj) =>
	 {
	 this.Position += this.StepLength;

	 if (this.Position >= this.TimeoutLength)
	 {
	 this.Reset();

	 this.OnTimeOut();
	 }
	 });

	 // 一秒一次
	 this.SetTimerParam(0, 1000);
	 }

	

	 ///<summary>
	 /// 指定超时时间 执行某个方法
	 ///</summary>
	 ///<returns>执行 是否超时</returns>
	 public static bool DoAction(TimeSpan timeSpan, Action action)
	 {
	 if (action == null)
	 throw new ArgumentNullException("action is null");

	 bool timeout = true;

	 try
	 {
	 // 异步调用Action
	 IAsyncResult result = action.BeginInvoke(null, null);
	
	 // Wait
	 if (result.AsyncWaitHandle.WaitOne(timeSpan, false))
	 {
	 timeout = false;
	 }

	 if (!timeout)
	 {
	 action.EndInvoke(result);
	 }
	 }
	 catch (Exception)
	 {
	 timeout = true;
	 }

	 return timeout;
	 }

	
	 /// <summary>
	 /// 设置计时器参数
	 /// </summary>
	 /// <param name="dueTime">毫秒 默认值0</param>
	 /// <param name="period">毫秒 默认值1000</param>
	 public void SetTimerParam(int dueTime, int period)
	 {
	 this.timer.Change(dueTime, period);
	 }

	
	 /// <summary>
	 /// 接收到信号
	 /// </summary>
	 public void Reset()
	 {
	 this.Position = 0;
	 }

	
	 protected void OnTimeOut()
	 {
	 if (this.EventRunning)
	 {
	 return;
	 }

	 this.EventRunning = true;

	 if (this.TimeoutEvent != null)
	 {
	 this.TimeoutEvent(this, EventArgs.Empty);
	 }

	 this.EventRunning = false;
	 }

	 }
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　超时　　工具类　
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