public MetricMeasuringClientListener(IMetricMeasuringWriter writer, int bufferSize = 40,
int autoFlushAfterSeconds = 1)
{
_writer = writer;
_bufferSize = bufferSize;
MetricBuffer = new List <MailboxMetric>(_bufferSize);
Context.System.EventStream.Subscribe(Context.Self,
typeof(MailboxMetric));
_cancelToken = Context.System.Scheduler.ScheduleTellRepeatedlyCancelable(
TimeSpan.FromSeconds(autoFlushAfterSeconds),
TimeSpan.FromSeconds(autoFlushAfterSeconds), Context.Self,
Flush.Instance, Context.Self);
}
/// <summary>
/// Register the standard MailboxMetric Listener
/// </summary>
/// <param name="system">Actorsystem this Listener will listen to</param>
/// <param name="writer">The writer instance that will receive batches of metrics.</param>
/// <param name="bufferSize">number of messages to hold before flushing metrics buffer.</param>
/// <param name="autoFlushAfterSeconds">Metrics Buffer will be flushed regardless of size after this many seconds</param>
/// <param name="dispatcher">The Dispatcher configuration to use for the listener. If unspecified, the default dispatcher is used.</param>
/// <returns></returns>
public static IActorRef RegisterMailboxMetricListener(this ActorSystem system,
IMetricMeasuringWriter writer, int bufferSize = 40,
int autoFlushAfterSeconds = 1, string dispatcher = null)
{
return(_registeredInstances.GetValue(system, key =>
{
var props = Props.Create(() =>
new MetricMeasuringClientListener(writer, bufferSize,
autoFlushAfterSeconds));
if (string.IsNullOrWhiteSpace(dispatcher))
{
props = props.WithDispatcher(dispatcher);
}
return key.ActorOf(props, "mailboxMetricListener");
}));
}
