ArrayFile (Apache Hadoop Common 3.5.0 API)
Description: declaration: package: org.apache.hadoop.io, class: ArrayFile

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 Details

  - ### ArrayFile

    protected ArrayFile()