C# System.Threading.Timer 使用方法

2023-02-23,,

 public class TimerHelper
{
System.Threading.Timer timer;
public TaskSendMMS tasksendmms { get; set; }
public void Start()
{
timer = new System.Threading.Timer(new TimerCallback(tasksendmms.Execute), null, , );
tasksendmms.timer = timer;
}
}
 public class TaskSendMMS
{ public Guid MMSId { get; set; } public Guid PhonePackageId { get; set; } public DateTime ExeTime { get; set; } private log log = new log(); public System.Threading.Timer timer; public TaskSendMMS()
{ }
public void Execute(object a)
{
try
{
log.writelog("=========================================开始执行计划========================================");
string Extime = ExeTime.ToString("MM-dd HH:mm");
string today = DateTime.Now.ToString("MM-dd HH:mm");
if (today.Equals(Extime))//如果时间是执行时间,则执
{
log.writelog("执行时间到了,时间为:" + today);
DataBase.DataClasses_MMSDataContext db = new DataBase.DataClasses_MMSDataContext();
var mms = db.MMS.Where(c => c.ID == this.MMSId).FirstOrDefault();
log.writelog("查询数据库MMS记录名称:" + mms.Title);
if (mms.State != ) //如果该彩信 不是延迟发送的,直接退出.
{
log.writelog("该彩信不是延迟发送的,直接退出");
if (null != timer)
{
log.writelog("该彩信不是延迟发送的,直接退出 并关闭timer");
timer.Dispose();
}
}
else
{
log.writelog("执行时间到了,开始调用Web接口立即发送彩信.");
//发送彩信
Business.Start(this.MMSId.ToString(), this.PhonePackageId.ToString(), "");
log.writelog("调用接口成功,完成发送彩信.");
mms.State = ;
db.SubmitChanges();
log.writelog("彩信状态,修改为1");
if (null != timer)
{
log.writelog("全部完成 并关闭timer");
timer.Dispose();
}
}
}
else
{
log.writelog("执行时间未到! 时间为: " + today);
}
}
catch (Exception ee)
{
log.writelog("出现异常信息:" + ee.Message);
}
log.writelog("=========================================结束执行计划========================================");
}
}
 /// <summary>
/// 启动执行计划
/// </summary>
/// <param name="MmsId"></param>
/// <param name="packageIDs"></param>
/// <param name="datetime"></param>
/// <returns></returns>
public int StartSendMMs(string MmsId, string packageIDs, string datetime)
{
TimerHelper timer = new TimerHelper();
timer.tasksendmms = new TaskSendMMS() { ExeTime = DateTime.Parse(datetime), MMSId = new Guid(MmsId), PhonePackageId = new Guid(packageIDs) };
timer.Start();
return ;
}

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《C# System.Threading.Timer 使用方法.doc》

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