using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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namespace CY.WebForm.Helper
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{
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/// <summary>
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/// 后台定时任务
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/// </summary>
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public class TimeTaskHelper
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{
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public event System.Timers.ElapsedEventHandler ExecuteTask;
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private static readonly TimeTaskHelper _task = null;
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private System.Timers.Timer _timer = null;
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//定义时间
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private int _interval = 1000;
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public int Interval
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{
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set
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{
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_interval = value;
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}
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get
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{
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return _interval;
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}
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}
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static TimeTaskHelper()
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{
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_task = new TimeTaskHelper();
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}
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public static TimeTaskHelper Instance()
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{
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return _task;
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}
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//开始
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public void Start()
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{
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if (_timer == null)
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{
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_timer = new System.Timers.Timer(_interval);
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_timer.Elapsed += new System.Timers.ElapsedEventHandler(_timer_Elapsed);
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_timer.Enabled = true;
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_timer.Start();
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}
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}
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protected void _timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
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{
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if (null != ExecuteTask)
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{
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ExecuteTask(sender, e);
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}
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}
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//停止
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public void Stop()
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{
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if (_timer != null)
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{
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_timer.Stop();
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_timer.Dispose();
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_timer = null;
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}
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}
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}
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}
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