io.micrometer.core.instrument.prometheus

Class PrometheusNamingConvention

java.lang.Object

io.micrometer.core.instrument.prometheus.PrometheusNamingConvention

All Implemented Interfaces:

NamingConvention

public class PrometheusNamingConvention
extends java.lang.Object
implements NamingConvention

See https://prometheus.io/docs/concepts/data_model/#metric-names-and-labels for a specification of the constraints on metric names and labels

Field Summary

Fields inherited from interface io.micrometer.core.instrument.NamingConvention

camelCase, snakeCase

Constructor Summary

Constructors

Constructor and Description
PrometheusNamingConvention()

Method Summary

Modifier and Type	Method and Description
java.lang.String	name(java.lang.String name, Meter.Type type, java.lang.String baseUnit) Names are snake-cased.
java.lang.String	tagKey(java.lang.String key) Label names may contain ASCII letters, numbers, as well as underscores.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micrometer.core.instrument.NamingConvention

name, tagValue

Constructor Detail

PrometheusNamingConvention

public PrometheusNamingConvention()

Method Detail

name

public java.lang.String name(java.lang.String name,
                             Meter.Type type,
                             java.lang.String baseUnit)

Names are snake-cased. They contain a base unit suffix when applicable. Names may contain ASCII letters and digits, as well as underscores and colons. They must match the regex [a-zA-Z_:][a-zA-Z0-9_:]*

Specified by:

name in interface NamingConvention

tagKey

public java.lang.String tagKey(java.lang.String key)

Label names may contain ASCII letters, numbers, as well as underscores. They must match the regex [a-zA-Z_][a-zA-Z0-9_]*. Label names beginning with __ are reserved for internal use.

Specified by:

tagKey in interface NamingConvention