Package org.apache.hadoop.metrics2.annotation

@Public @Evolving package org.apache.hadoop.metrics2.annotation

Annotation interfaces for metrics instrumentation

Related Packages

Package	Description
org.apache.hadoop.metrics2	Metrics 2.0
org.apache.hadoop.metrics2.filter	Builtin metrics filters (to be used in metrics config files)
org.apache.hadoop.metrics2.lib	A collection of library classes for implementing metrics sources
org.apache.hadoop.metrics2.sink	Builtin metrics sinks
org.apache.hadoop.metrics2.source
org.apache.hadoop.metrics2.util	General helpers for implementing source and sinks

Class	Description
Metric	Annotation interface for a single metric used to annotate a field or a method in the class.
Metric.Type
Metrics	Annotation interface for a group of metrics