public PoolWorker(ThreadPoolSettings settings, CancellationToken cancelToken)
{
_settings = settings;
_cancelToken = cancelToken;
Name = Guid.NewGuid().ToString();
_status = PoolWorkerStatus.Ready;
_timer = new System.Timers.Timer()
{
AutoReset = true,
Enabled = true,
};
_timer.Interval = settings.ThreadIdleTimeout.TotalMilliseconds;
_timer.Elapsed += OnIdleTimeoutCheckEvent;
StartThread();
}
private void ProcessWorkItems()
{
try
{
foreach (var job in _queue.GetConsumingEnumerable(_cancelToken))
{
ExecuteJob(job);
_lastItemProcesTime = DateTime.UtcNow;
}
}
catch (OperationCanceledException op)
{
OnWorkItemException(null, op);
}
finally
{
_status = PoolWorkerStatus.Exiting;
WorkerThreadExited();
lock (_queue)
{
_queue.Dispose();
}
}
}
private void StartThread()
{
_thread = new System.Threading.Thread(ProcessWorkItems)
{
Name = this.Name,
IsBackground = true
};
_thread.Start();
_status = PoolWorkerStatus.Running;
}
private void OnIdleTimeoutCheckEvent(object sender, ElapsedEventArgs e)
{
//check if thread is idle for long time, and if so, signal exit.
if (ShouldThreadExit())
{
this._status = PoolWorkerStatus.Exiting;
lock (_queue)
{
_queue.CompleteAdding();
}
}
}
