## Hierarchy For Package org.apache.hadoop.metrics2.lib

Package Hierarchies:
  All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.metrics2.lib.AbstractMetricsSource (implements org.apache.hadoop.metrics2.MetricsSource)
  - org.apache.hadoop.metrics2.lib.MetricMutable
    - org.apache.hadoop.metrics2.lib.MetricMutableCounter<T>
      - org.apache.hadoop.metrics2.lib.MetricMutableCounterInt
      - org.apache.hadoop.metrics2.lib.MetricMutableCounterLong
    - org.apache.hadoop.metrics2.lib.MetricMutableGauge<T>
      - org.apache.hadoop.metrics2.lib.MetricMutableGaugeInt
      - org.apache.hadoop.metrics2.lib.MetricMutableGaugeLong
    - org.apache.hadoop.metrics2.lib.MetricMutableStat
  - org.apache.hadoop.metrics2.lib.MetricMutableFactory
  - org.apache.hadoop.metrics2.lib.MetricsRegistry

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.hadoop.metrics2.lib.DefaultMetricsSystem (implements org.apache.hadoop.metrics2.MetricsSystem)

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