Uses of Package
org.apache.hadoop.util

Packages that use org.apache.hadoop.util

Package	Description
org.apache.hadoop.examples	Hadoop example code.
org.apache.hadoop.examples.dancing	This package is a distributed implementation of Knuth's dancing links algorithm that can run under Hadoop.
org.apache.hadoop.examples.pi	This package consists of a map/reduce application, distbbp, which computes exact binary digits of the mathematical constant π.
org.apache.hadoop.examples.terasort	This package consists of 3 map/reduce applications for Hadoop to compete in the annual terabyte sort competition.
org.apache.hadoop.fs	An abstract file system API.
org.apache.hadoop.fs.ftp
org.apache.hadoop.fs.http.client
org.apache.hadoop.fs.local
org.apache.hadoop.fs.s3	A distributed, block-based implementation of FileSystem that uses Amazon S3 as a backing store.
org.apache.hadoop.fs.s3native	A distributed implementation of FileSystem for reading and writing files on Amazon S3.
org.apache.hadoop.fs.viewfs
org.apache.hadoop.ha
org.apache.hadoop.hdfs	A distributed implementation of FileSystem.
org.apache.hadoop.hdfs.protocol.datatransfer
org.apache.hadoop.hdfs.protocolPB
org.apache.hadoop.hdfs.qjournal.server
org.apache.hadoop.hdfs.server.blockmanagement
org.apache.hadoop.hdfs.server.common
org.apache.hadoop.hdfs.server.datanode
org.apache.hadoop.hdfs.server.datanode.fsdataset
org.apache.hadoop.hdfs.server.namenode
org.apache.hadoop.hdfs.server.namenode.ha
org.apache.hadoop.hdfs.server.namenode.snapshot
org.apache.hadoop.hdfs.tools
org.apache.hadoop.hdfs.tools.offlineEditsViewer
org.apache.hadoop.hdfs.web
org.apache.hadoop.io	Generic i/o code for use when reading and writing data to the network, to databases, and to files.
org.apache.hadoop.ipc	Tools to help define network clients and servers.
org.apache.hadoop.mapred
org.apache.hadoop.mapred.gridmix
org.apache.hadoop.mapred.lib
org.apache.hadoop.mapred.lib.db
org.apache.hadoop.mapred.pipes
org.apache.hadoop.mapreduce
org.apache.hadoop.mapreduce.lib.map
org.apache.hadoop.mapreduce.lib.partition
org.apache.hadoop.mapreduce.lib.reduce
org.apache.hadoop.mapreduce.task
org.apache.hadoop.mapreduce.task.reduce
org.apache.hadoop.mapreduce.tools
org.apache.hadoop.streaming	Hadoop Streaming is a utility which allows users to create and run Map-Reduce jobs with any executables (e.g.
org.apache.hadoop.tools	Command-line tools for MapReduce.
org.apache.hadoop.tools.rumen	Rumen is a data extraction and analysis tool built for Apache Hadoop.
org.apache.hadoop.util	Common utilities.
org.apache.hadoop.yarn.client.cli
org.apache.hadoop.yarn.util

Classes in org.apache.hadoop.util used by org.apache.hadoop.examples

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.examples.dancing

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.examples.pi

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.examples.terasort

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs

Class and Description
DataChecksum.Type The checksum types
Progressable A facility for reporting progress.
Shell A base class for running a Unix command.
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs.ftp

Class and Description
DataChecksum.Type The checksum types
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs.http.client

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs.local

Class and Description
DataChecksum.Type The checksum types

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs.s3

Class and Description
Progressable A facility for reporting progress.
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs.s3native

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.fs.viewfs

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.ha

Class and Description
Tool A tool interface that supports handling of generic command-line options.
ZKUtil.ZKAuthInfo An authentication token passed to ZooKeeper.addAuthInfo

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs

Class and Description
DataChecksum This class provides inteface and utilities for processing checksums for DFS data transfers.
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.protocol.datatransfer

Class and Description
DataChecksum This class provides inteface and utilities for processing checksums for DFS data transfers.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.protocolPB

Class and Description
DataChecksum.Type The checksum types

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.qjournal.server

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.blockmanagement

Class and Description
LightWeightGSet.LinkedElement Elements of LightWeightGSet.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.common

Class and Description
SequentialNumber Sequential number generator.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.datanode

Class and Description
Daemon A thread that has called Thread.setDaemon(boolean) with true.
DataChecksum This class provides inteface and utilities for processing checksums for DFS data transfers.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.datanode.fsdataset

Class and Description
DataChecksum This class provides inteface and utilities for processing checksums for DFS data transfers.
DiskChecker.DiskErrorException

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.namenode

Class and Description
ExitUtil.ExitException
LightWeightGSet.LinkedElement Elements of LightWeightGSet.
SequentialNumber Sequential number generator.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.namenode.ha

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.server.namenode.snapshot

Class and Description
LightWeightGSet.LinkedElement Elements of LightWeightGSet.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.tools

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.tools.offlineEditsViewer

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.hdfs.web

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.io

Class and Description
Progress Utility to assist with generation of progress reports.
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.ipc

Class and Description
LightWeightCache.Entry Entries of LightWeightCache.
LightWeightGSet A low memory footprint GSet implementation, which uses an array for storing the elements and linked lists for collision resolution.
LightWeightGSet.LinkedElement Elements of LightWeightGSet.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapred

Class and Description
IndexedSortable Interface for collections capable of being sorted by IndexedSorter algorithms.
LineReader A class that provides a line reader from an input stream.
Progress Utility to assist with generation of progress reports.
Progressable A facility for reporting progress.
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapred.gridmix

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapred.lib

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapred.lib.db

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapred.pipes

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce.lib.map

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce.lib.partition

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce.lib.reduce

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce.task

Class and Description
Progressable A facility for reporting progress.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce.task.reduce

Class and Description
Progress Utility to assist with generation of progress reports.

Classes in org.apache.hadoop.util used by org.apache.hadoop.mapreduce.tools

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.streaming

Class and Description
LineReader A class that provides a line reader from an input stream.
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.tools

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.tools.rumen

Class and Description
LineReader A class that provides a line reader from an input stream.
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.util

Class and Description
Daemon A thread that has called Thread.setDaemon(boolean) with true.
DataChecksum This class provides inteface and utilities for processing checksums for DFS data transfers.
DataChecksum.Type The checksum types
DiskChecker.DiskErrorException
ExitUtil.ExitException
ExitUtil.HaltException
GSet A GSet is set, which supports the GSet.get(Object) operation.
IndexedSortable Interface for collections capable of being sorted by IndexedSorter algorithms.
IndexedSorter Interface for sort algorithms accepting IndexedSortable items.
LightWeightGSet A low memory footprint GSet implementation, which uses an array for storing the elements and linked lists for collision resolution.
LightWeightGSet.LinkedElement Elements of LightWeightGSet.
Progress Utility to assist with generation of progress reports.
Progressable A facility for reporting progress.
Shell A base class for running a Unix command.
ShutdownHookManager The ShutdownHookManager enables running shutdownHook in a deterministic order, higher priority first.
SignalLogger This class logs a message whenever we're about to exit on a UNIX signal.
StringUtils.TraditionalBinaryPrefix The traditional binary prefixes, kilo, mega, ..., exa, which can be represented by a 64-bit integer.
Tool A tool interface that supports handling of generic command-line options.
ZKUtil.BadAclFormatException
ZKUtil.BadAuthFormatException
ZKUtil.ZKAuthInfo An authentication token passed to ZooKeeper.addAuthInfo

Classes in org.apache.hadoop.util used by org.apache.hadoop.yarn.client.cli

Class and Description
Tool A tool interface that supports handling of generic command-line options.

Classes in org.apache.hadoop.util used by org.apache.hadoop.yarn.util

Class and Description
VersionInfo This class returns build information about Hadoop components.