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## Hierarchy For Package org.apache.hadoop.mapred.join

Package Hierarchies:
  All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.hadoop.mapred.join.ArrayListBackedIterator<X> (implements org.apache.hadoop.mapred.join.ResetableIterator<T>)
  - org.apache.hadoop.mapred.join.CompositeInputFormat<K> (implements org.apache.hadoop.mapred.join.ComposableInputFormat<K,V>)
  - org.apache.hadoop.mapred.join.CompositeInputSplit (implements org.apache.hadoop.mapred.InputSplit)
  - org.apache.hadoop.mapred.join.CompositeRecordReader<K,V,X> (implements org.apache.hadoop.conf.Configurable)
    - org.apache.hadoop.mapred.join.JoinRecordReader<K> (implements org.apache.hadoop.mapred.join.ComposableRecordReader<K,V>)
      - org.apache.hadoop.mapred.join.InnerJoinRecordReader<K>
      - org.apache.hadoop.mapred.join.OuterJoinRecordReader<K>
    - org.apache.hadoop.mapred.join.MultiFilterRecordReader<K,V> (implements org.apache.hadoop.mapred.join.ComposableRecordReader<K,V>)
      - org.apache.hadoop.mapred.join.OverrideRecordReader<K,V>
  - org.apache.hadoop.mapred.join.JoinRecordReader.JoinDelegationIterator (implements org.apache.hadoop.mapred.join.ResetableIterator<T>)
  - org.apache.hadoop.mapred.join.MultiFilterRecordReader.MultiFilterDelegationIterator (implements org.apache.hadoop.mapred.join.ResetableIterator<T>)
  - org.apache.hadoop.mapred.join.Parser
  - org.apache.hadoop.mapred.join.Parser.Node (implements org.apache.hadoop.mapred.join.ComposableInputFormat<K,V>)
  - org.apache.hadoop.mapred.join.Parser.Token
    - org.apache.hadoop.mapred.join.Parser.NodeToken
    - org.apache.hadoop.mapred.join.Parser.NumToken
    - org.apache.hadoop.mapred.join.Parser.StrToken
  - org.apache.hadoop.mapred.join.ResetableIterator.EMPTY<U> (implements org.apache.hadoop.mapred.join.ResetableIterator<T>)
  - org.apache.hadoop.mapred.join.StreamBackedIterator<X> (implements org.apache.hadoop.mapred.join.ResetableIterator<T>)
  - org.apache.hadoop.mapred.join.TupleWritable (implements java.lang.Iterable<T>, org.apache.hadoop.io.Writable)
  - org.apache.hadoop.mapred.join.WrappedRecordReader<K,U> (implements org.apache.hadoop.mapred.join.ComposableRecordReader<K,V>)

## Interface Hierarchy

- java.lang.Comparable<T>
  - org.apache.hadoop.mapred.join.ComposableRecordReader<K,V> (also extends org.apache.hadoop.mapred.RecordReader<K,V>)
- org.apache.hadoop.mapred.InputFormat<K,V>
  - org.apache.hadoop.mapred.join.ComposableInputFormat<K,V>
- org.apache.hadoop.mapred.RecordReader<K,V>
  - org.apache.hadoop.mapred.join.ComposableRecordReader<K,V> (also extends java.lang.Comparable<T>)
- org.apache.hadoop.mapred.join.ResetableIterator<T>

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.hadoop.mapred.join.Parser.TType

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