org.apache.hadoop.mapred.join

Interface ResetableIterator<T extends org.apache.hadoop.io.Writable>

All Superinterfaces:

ResetableIterator<T>

@InterfaceAudience.Public
 @InterfaceStability.Stable
public interface ResetableIterator<T extends org.apache.hadoop.io.Writable>
extends ResetableIterator<T>

This defines an interface to a stateful Iterator that can replay elements added to it directly. Note that this does not extend Iterator.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	ResetableIterator.EMPTY<U extends org.apache.hadoop.io.Writable>

Method Summary

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

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