# Hierarchy For Package org.apache.hadoop.mapreduce.counters

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.mapreduce.counters.AbstractCounters<C,G> (implements java.lang.Iterable<T>, org.apache.hadoop.io.Writable)

## Interface Hierarchy

- java.lang.Iterable<T>
  - org.apache.hadoop.mapreduce.counters.CounterGroupBase<T> (also extends org.apache.hadoop.io.Writable)
- org.apache.hadoop.io.Writable
  - org.apache.hadoop.mapreduce.counters.CounterGroupBase<T> (also extends java.lang.Iterable<T>)

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