private void OnStatusChange(GrainServiceStatus oldStatus, GrainServiceStatus newStatus)
{
if (oldStatus != GrainServiceStatus.Started && newStatus == GrainServiceStatus.Started)
{
ring.SubscribeToRangeChangeEvents(this);
}
if (oldStatus != GrainServiceStatus.Stopped && newStatus == GrainServiceStatus.Stopped)
{
ring.UnSubscribeFromRangeChangeEvents(this);
}
}
/// <summary>Invoked when service is being stopped</summary>
/// <returns>A <see cref="Task"/> representing the work performed.</returns>
public virtual Task Stop()
{
StoppedCancellationTokenSource.Cancel();
Logger.LogInformation(
(int)ErrorCode.RS_ServiceStopping,
"Stopping {TypeName} grain service",
typeName);
Status = GrainServiceStatus.Stopped;
return(Task.CompletedTask);
}
/// <summary>
/// Deferred part of initialization that executes after the service is already started (to speed up startup).
/// Sets Status to Started.
/// </summary>
protected virtual Task StartInBackground()
{
Status = GrainServiceStatus.Started;
return(Task.CompletedTask);
}
