io.confluent.telemetry.emitter

Class ClientLabels

java.lang.Object

io.confluent.telemetry.emitter.ClientLabels

public class ClientLabels
extends Object

The ClientLabels class provides functionality to extract and clean up metric labels. It is stateless and offers methods to add labels to different levels of metrics.

The structure of the metrics is as follows:

     Metric
         - Resource
             - // Here add resource level labels which are available with `resource.` prefix in Druid
         - ScopeMetric
             - Metric
                 - Gauge|Sum
                     - NumberDataPoint
                         - // Here add scope level labels which are available as top-level labels in Druid
                     - NumberDataPoint
                 - Gauge|Sum
             - Metric
         - ScopeMetric
 

Constructor Summary

Constructors

Constructor and Description
ClientLabels()

Method Summary

Modifier and Type	Method and Description
static void	putIfNotNull(Map<String,String> map, String key, String value)

Methods inherited from class java.lang.Object

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

Constructor Detail

ClientLabels

public ClientLabels()

Method Detail

putIfNotNull

public static void putIfNotNull(Map<String,String> map,
                                String key,
                                String value)