org.apache.hadoop.mapred.join

Class ArrayListBackedIterator<X extends Writable>

java.lang.Object

org.apache.hadoop.mapreduce.lib.join.ArrayListBackedIterator<X>

org.apache.hadoop.mapred.join.ArrayListBackedIterator<X>

All Implemented Interfaces:

ResetableIterator<X>

@InterfaceAudience.Public
@InterfaceStability.Stable
public class ArrayListBackedIterator<X extends Writable>
extends ArrayListBackedIterator<X>
implements ResetableIterator<X>

This class provides an implementation of ResetableIterator. The implementation uses an ArrayList to store elements added to it, replaying them as requested. Prefer StreamBackedIterator.

Constructor Summary

Constructors

Constructor and Description
ArrayListBackedIterator()
ArrayListBackedIterator(ArrayList<X> data)

Method Summary

Methods inherited from class org.apache.hadoop.mapreduce.lib.join.ArrayListBackedIterator

add, clear, close, hasNext, next, replay, reset

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.mapreduce.lib.join.ResetableIterator

add, clear, close, hasNext, next, replay, reset

Constructor Detail

ArrayListBackedIterator

public ArrayListBackedIterator()

ArrayListBackedIterator

public ArrayListBackedIterator(ArrayList<X> data)