public WindowedStreamConsumer([NotNull] WindowedStreamConsumerSettings <T, TKey> settings, [CanBeNull] ILog log)
: base(settings, log)
{
this.settings = settings ?? throw new ArgumentNullException(nameof(settings));
this.log = (log ?? LogProvider.Get()).ForContext <WindowedStreamConsumer <T, TKey> >();
tracer = settings.Tracer ?? TracerProvider.Get();
windows = new Dictionary <TKey, Windows <T, TKey> >();
var applicationMetricContext = settings.ApplicationMetricContext ?? new DevNullMetricContext();
eventLagMetric = applicationMetricContext.CreateHistogram("eventLag", new HistogramConfig {
Buckets = HistogramHelper.CreateDefaultBuckets(), Unit = WellKnownUnits.Milliseconds
});
var instanceMetricContext = settings.InstanceMetricContext ?? new DevNullMetricContext();
stateMetric = instanceMetricContext.CreateIntegerGauge("state", "type");
var settingsOnBatchEnd = settings.OnBatchEnd;
settings.OnBatchEnd = c =>
{
FlushWindows();
Task.Run(() => settings.LeftCoordinatesStorage.AdvanceAsync(leftCoordinates));
settingsOnBatchEnd?.Invoke(c);
};
var settingsOnEvent = settings.OnEvent;
settings.OnEvent = (e, c) =>
{
AddEvent(e, c);
settingsOnEvent?.Invoke(e, c);
};
var settingsOnRestart = settings.OnRestart;
settings.OnRestart = c =>
{
Restart(c).GetAwaiter().GetResult();
settingsOnRestart?.Invoke(c);
};
var settingsOnStop = settings.OnStop;
settings.OnStop = c =>
{
Stop(c).GetAwaiter().GetResult();
settingsOnStop?.Invoke(c);
};
}
public WindowedStreamConsumer([NotNull] WindowedStreamConsumerSettings <T, TKey> settings, [CanBeNull] ILog log)
: base(settings, log)
{
this.settings = settings ?? throw new ArgumentNullException(nameof(settings));
this.log = (log ?? LogProvider.Get()).ForContext <WindowedStreamConsumer <T, TKey> >();
tracer = settings.Tracer ?? TracerProvider.Get();
windows = new Dictionary <TKey, Windows <T, TKey> >();
var settingsOnBatchEnd = settings.OnBatchEnd;
settings.OnBatchEnd = c =>
{
FlushWindows();
settings.LeftCoordinatesStorage.AdvanceAsync(leftCoordinates);
settingsOnBatchEnd?.Invoke(c);
};
var settingsOnEvent = settings.OnEvent;
settings.OnEvent = (e, c) =>
{
AddEvent(e, c);
settingsOnEvent?.Invoke(e, c);
};
var settingsOnRestart = settings.OnRestart;
settings.OnRestart = c =>
{
Restart(c).GetAwaiter().GetResult();
settingsOnRestart?.Invoke(c);
};
var metricContext = settings.MetricContext ?? new DevNullMetricContext();
stateMetric = metricContext.CreateIntegerGauge("state", "type");
}
