/// <summary>
/// Starts the async executor </summary>
public virtual void Start()
{
if (isActive)
{
return;
}
logger.LogInformation($"Starting up the default async job executor [{this.GetType().FullName}].");
if (timerJobRunnable == null)
{
timerJobRunnable = new AcquireTimerJobsRunnable(this, processEngineConfiguration.JobManager);
}
if (resetExpiredJobsRunnable == null)
{
resetExpiredJobsRunnable = new ResetExpiredJobsRunnable(this);
}
if (!isMessageQueueMode && asyncJobsDueRunnable == null)
{
asyncJobsDueRunnable = new AcquireAsyncJobsDueRunnable(this);
}
if (!isMessageQueueMode)
{
InitAsyncJobExecutionThreadPool();
StartJobAcquisitionThread();
}
StartTimerAcquisitionThread();
StartResetExpiredJobsThread();
isActive = true;
ExecuteTemporaryJobs();
}
/// <summary>
/// Shuts down the whole job executor </summary>
public virtual void Shutdown()
{
lock (syncRoot)
{
if (!isActive)
{
return;
}
logger.LogInformation($"Shutting down the default async job executor [{this.GetType().FullName}].");
if (timerJobRunnable != null)
{
timerJobRunnable.Stop();
}
if (asyncJobsDueRunnable != null)
{
asyncJobsDueRunnable.Stop();
}
if (resetExpiredJobsRunnable != null)
{
resetExpiredJobsRunnable.Stop();
}
StopResetExpiredJobsThread();
StopTimerAcquisitionThread();
StopJobAcquisitionThread();
StopExecutingAsyncJobs();
timerJobRunnable = null;
asyncJobsDueRunnable = null;
resetExpiredJobsRunnable = null;
isActive = false;
}
}
