/// <summary>
/// Initialize Requirement
/// Set timer
/// </summary>
/// <param name="addNewSchedule">Specify add new Schedule</param>
private void Initialize(bool addNewSchedule)
{
if (addNewSchedule)
{
// Set Identity
_scheduleItem = new G9DtScheduleItem {
Identity = ScheduleIdentity = Guid.NewGuid()
};
lock (LockCollectionForScheduleTask)
{
// Add schedule
_saveScheduleTask.Add(ScheduleIdentity, _scheduleItem);
}
}
// If use cancellation token - initialize again
if (_cancellationToken.IsCancellationRequested)
{
InitializeCancellationTokens();
}
// if not active return
if (_activeSchedule)
{
return;
}
_activeSchedule = true;
Task.Factory.StartNew(async() =>
{
while (!_cancellationToken.IsCancellationRequested)
{
// Check Schedule handler method finished or no
if (_waitForFinishScheduleHandler)
{
// if not finished Delay and check again
await Task.Delay(1);
}
else
{
// if finished run Schedule handler again and wait
try
{
await ScheduleHandler();
}
catch
{
// Ignore
}
await Task.Delay(1);
}
}
// ReSharper disable once FunctionNeverReturns
}, _cancellationToken, TaskCreationOptions.LongRunning, TaskScheduler.Current);
}
/// <summary>
/// Constructor - Restore Schedule by identity
/// Initialize Requirement
/// </summary>
/// <param name="scheduleIdentity">Specify Schedule identity for restore enable Schedule</param>
public G9CSchedule(Guid scheduleIdentity)
{
lock (LockCollectionForScheduleTask)
{
if (!_saveScheduleTask.ContainsKey(scheduleIdentity))
{
throw new Exception("Schedule not found!");
}
_scheduleItem = _saveScheduleTask[scheduleIdentity];
}
ScheduleIdentity = scheduleIdentity;
Initialize(false);
}
/// <summary>
/// Dispose this Schedule
/// </summary>
public void Dispose()
{
lock (LockCollectionForScheduleTask)
{
if (_saveScheduleTask[ScheduleIdentity].DisposeCallBack == null)
{
_saveScheduleTask[ScheduleIdentity].DisposeCallBack = new HashSet <Action>();
}
foreach (var action in _saveScheduleTask[ScheduleIdentity].DisposeCallBack)
{
action?.Invoke();
}
_saveScheduleTask.Remove(ScheduleIdentity);
}
ScheduleIdentity = Guid.Empty;
_scheduleItem = null;
// Dispose schedule system if not exist any task
if (!_saveScheduleTask.Any())
{
_cancellationTokenSource.Cancel();
}
}
