Package org.apache.hadoop.io

Class ArrayFile

java.lang.Object

org.apache.hadoop.io.MapFile

org.apache.hadoop.io.ArrayFile

@Public
@Stable
public class ArrayFile
extends MapFile

A dense file-based mapping from integers to values.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ArrayFile.Reader	Provide access to an existing array file.
static class	ArrayFile.Writer	Write a new array file.

Nested classes/interfaces inherited from class org.apache.hadoop.io.MapFile

MapFile.Merger

Field Summary

Fields inherited from class org.apache.hadoop.io.MapFile

DATA_FILE_NAME, INDEX_FILE_NAME

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ArrayFile()

Method Summary

Methods inherited from class org.apache.hadoop.io.MapFile

delete, fix, main, rename

Methods inherited from class java.lang.Object

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

Constructor Detail

ArrayFile

protected ArrayFile()