public TaskWrapper(ScheduleTask task, long delay, long periodic)
{
this.currentTask = task;
this.startTime = TimeUtil.NOW() + delay;
this.periodic = periodic;
}
public void work()
{
lock (_lock)
{
nThreadCount++;
nThreadOrder = nThreadCount;
}
TaskWrapper taskWrapper = null;
int lastTickCount = int.MinValue;
while (!Program.NeedExitServer)
{
//检索可执行的任务
int tickCount = Environment.TickCount;
if (tickCount <= lastTickCount + 5)
{
if (lastTickCount <= 0 || tickCount >= 0) //考虑当打到int最大值时的情况
{
Thread.Sleep(5);
continue;
}
}
lastTickCount = tickCount;
long ticks = TimeUtil.NOW();
while (true)
{
try
{
taskWrapper = getCanExecuteTask(ticks);
if (null == taskWrapper || null == taskWrapper.CurrentTask)
{
break;
}
if (taskWrapper.canExecute)
{
try
{
taskWrapper.CurrentTask.run();
}
catch (System.Exception ex)
{
DataHelper.WriteFormatExceptionLog(ex, "异步调度任务执行异常", false);
}
}
//如果是周期执行的任务
if (taskWrapper.Periodic > 0 && taskWrapper.canExecute)
{
//设置下一次执行的时间
taskWrapper.resetStartTime();
executor.addTask(taskWrapper);
taskWrapper.addExecuteCount();
}
}
catch (System.Exception /* ex*/)
{
//LogManager.WriteLog(LogTypes.Error, string.Format("异步调度任务执行错误: {0}", ex));
}
}
}
SysConOut.WriteLine(string.Format("ScheduleTask Worker{0}退出...", nThreadOrder));
}