public WorkerScheduled(string queueName, int batchSize, IJobServiceScopeFactory scopeFactory, IJobLogger <WorkerScheduled> logger) : base(queueName, batchSize, 1, true, scopeFactory, logger) { _timeProvider = ServiceScope.GetRequiredService <ITimeProvider>(); _timer = ServiceScope.GetRequiredService <ITimer>(); _timer.TimeElapsed += CheckScheduledJobs; _scheduledJobs = new ConcurrentDictionary <ulong, JobInfo>(); _periodicJobs = new ConcurrentDictionary <string, ulong>(); _periodicSkipJobs = new ConcurrentDictionary <string, ConcurrentBag <ulong> >(); }