Package io.pravega.shared.metrics

Class ClientMetricUpdater

java.lang.Object

io.pravega.shared.metrics.ClientMetricUpdater

All Implemented Interfaces:

MetricNotifier, java.lang.AutoCloseable

public class ClientMetricUpdater
extends java.lang.Object
implements MetricNotifier

A MetricNotifier that invokes the MetricListener provided by the user. This notifier skips updates if multiple updates are performed while the MetricListener is processing, only the most recent update is used.

Field Summary

Fields inherited from interface io.pravega.shared.metrics.MetricNotifier

NO_OP_METRIC_NOTIFIER

Constructor Summary

Constructors

Constructor	Description
ClientMetricUpdater(MetricListener metricListener)

Method Summary

Modifier and Type	Method	Description
void	close()
void	updateFailureMetric(ClientMetricKeys metricKey, java.lang.String[] metric, long value)	Notify a failure metric to the user specified MetricListener.
void	updateSuccessMetric(ClientMetricKeys metricKey, java.lang.String[] metricTags, long value)	Notify a success metric to the user specified MetricListener.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ClientMetricUpdater

public ClientMetricUpdater(MetricListener metricListener)

Method Detail

updateSuccessMetric

public void updateSuccessMetric(ClientMetricKeys metricKey,
                                java.lang.String[] metricTags,
                                long value)

Description copied from interface: MetricNotifier

Notify a success metric to the user specified MetricListener.

Specified by:

updateSuccessMetric in interface MetricNotifier

Parameters:

metricKey - The metric key.

metricTags - Tags associated with the metric.

value - Value of the metric observed.

updateFailureMetric

public void updateFailureMetric(ClientMetricKeys metricKey,
                                java.lang.String[] metric,
                                long value)

Description copied from interface: MetricNotifier

Notify a failure metric to the user specified MetricListener.

Specified by:

updateFailureMetric in interface MetricNotifier

Parameters:

metricKey - The metric key.

metric - Tags associated with the metric.

value - Value of the metric observed.

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface MetricNotifier