public void Write(Job job)
{
var suspendedCount = 0;
var suspended = false;
lock (_queueAccess)
{
if (_reader != null && _reader.TrySetResult(job))
{
return;
}
// Suspend if this is not the default job queue and this is currently overlfowed.
if ((_suspendedCount > 0 || _items.Count >= Configuration.MaxQueueLength))
{
_suspendedCount++;
suspended = true;
suspendedCount = _suspendedCount;
}
else
{
_items.Enqueue(job);
}
}
if (!suspended)
{
return;
}
_recoverableAction.Run(() => _jobMutator.Mutate <JobQueue>(job, suspended: true));
_eventStream.Publish <JobQueue>(EventType.JobSuspended, EventProperty.JobSnapshot(job),
EventProperty.Named("SuspendedCount", suspendedCount));
}
public Job Mutate <TSource>(Job job,
JobStatus?status = null,
int?dispatchCount = null,
DateTime?retryOn = null,
Continuation continuation = null,
bool?suspended = null)
{
var newJob = new Job(job.Id,
job.Type,
job.Method,
job.Arguments,
job.CreatedOn,
job.RootId,
job.ParentId,
job.CorrelationId,
status ?? job.Status,
dispatchCount ?? job.DispatchCount,
retryOn ?? job.RetryOn,
job.ExceptionFilters,
continuation ?? job.Continuation,
suspended ?? job.Suspended);
_repository.Store(newJob);
if (job.Status != newJob.Status)
{
_eventStream.Publish <TSource>(
EventType.JobStatusChanged,
EventProperty.JobSnapshot(job),
EventProperty.FromStatus(job.Status),
EventProperty.ToStatus(newJob.Status));
}
return(newJob);
}
public void Add(Job job)
{
_eventStream.Publish <FailedJobQueue>(
EventType.Activity,
EventProperty.ActivityName("NewFailedItem"),
EventProperty.JobSnapshot(job));
_jobFailures.Add(Tuple.Create(job.Id, job.RetryOn));
}
