/// <summary>
/// 服务开始
/// </summary>
public void Start(TimerStrategy strategy, params object[] parameters)
{
try
{
TimeCalculator.CheckStrategy(strategy);
this._Params = parameters;
this.ScheduleStrategy = strategy;
if (this.ScheduleStrategy.Delay == null)
{
this.ScheduleStrategy.Delay = new TimeSpan(0);
}
this._SysTimer = new Timer(new TimerCallback(this.TimerIntervalRunning), AppDomain.CurrentDomain, this.ScheduleStrategy.Delay, this.ScheduleStrategy.Interval);
}
catch (Exception ex)
{
this.OnThrowException(ex);
}
}
/// <summary>
/// 间隔执行
/// </summary>
public void TimerIntervalRunning(object sender)
{
//检测是否到了执行服务程序的时间
bool timeIsUp = true;
if (this.ScheduleStrategy.TimerMode != TimerMode.Interval)
{
timeIsUp = TimeCalculator.TimeIsUp(this.ScheduleStrategy);
}
try
{
//时间到
if (timeIsUp)
{
//服务运行中
TaskStatus = TimerTaskStatus.Running;
//设置计时器，在无穷时间后再启用（实际上已经停止计时器计时了）
this._SysTimer.Change(Timeout.Infinite, Timeout.Infinite);
//开始处理
if (this.ScheduleStrategy.ReEntrant)
{
new Action(() =>
{
try
{
this.OnStart(this._Params);
}
catch (Exception ex)
{
this.OnThrowException(ex);//处理异常
}
}).BeginInvoke(null, null);
}
else
{
this.OnStart(this._Params);
}
}
}
catch (Exception ex)
{
this.OnThrowException(ex);//处理异常
}
finally
{
//计时器存在，则重置休眠时间
if (null != this._SysTimer)
{
if (this.ScheduleStrategy.TimerMode == TimerMode.Interval)
{
//重新启用计时器
this._SysTimer.Change(this.ScheduleStrategy.Interval, this.ScheduleStrategy.Interval);
}
else
{
var interval = TimeCalculator.GetNextTimeUp(this.ScheduleStrategy);
if (interval.Ticks <= 0)
{
interval = TimeCalculator.GetNextTimeUp(this.ScheduleStrategy);
}
//重置
this._SysTimer.Change(interval, interval);
}
}
TaskStatus = TimerTaskStatus.Completed;
}
}