Package org.apache.hadoop.tools

@Public package org.apache.hadoop.tools
Command-line tools for MapReduce.
  • Class
    Description
    org.apache.hadoop.tools.CommandShell
    This program is a CLI utility base class utilizing hadoop Tool class.
    org.apache.hadoop.tools.CopyFilter
    Interface for excluding files from DistCp.
    org.apache.hadoop.tools.CopyListing
    The CopyListing abstraction is responsible for how the list of sources and targets is constructed, for DistCp's copy function.
    org.apache.hadoop.tools.CopyListing.AclsNotSupportedException
     
    org.apache.hadoop.tools.CopyListing.XAttrsNotSupportedException
     
    org.apache.hadoop.tools.CopyListingFileStatus
    CopyListingFileStatus is a view of FileStatus, recording additional data members useful to distcp.
    org.apache.hadoop.tools.DistCh
    A Map-reduce program to recursively change files properties such as owner, group and permission.
    DistCp
    DistCp is the main driver-class for DistCpV2.
    org.apache.hadoop.tools.DistCpConstants
    Utility class to hold commonly used constants.
    org.apache.hadoop.tools.DistCpContext
    This is the context of the distcp at runtime.
    DistCpOptions
    The Options class encapsulates all DistCp options.
    org.apache.hadoop.tools.DistCpOptions.Builder
    The builder of the DistCpOptions.
    DistCpOptions.FileAttribute
    File attributes for preserve.
    DistCpOptionSwitch
    Enumeration mapping configuration keys to distcp command line options.
    org.apache.hadoop.tools.FileBasedCopyListing
    FileBasedCopyListing implements the CopyListing interface, to create the copy-listing for DistCp, by iterating over all source paths mentioned in a specified input-file.
    org.apache.hadoop.tools.GetGroupsBase
    Base class for the HDFS and MR implementations of tools which fetch and display the groups that users belong to.
    org.apache.hadoop.tools.GetUserMappingsProtocol
    Protocol implemented by the Name Node and Job Tracker which maps users to groups.
    org.apache.hadoop.tools.GlobbedCopyListing
    GlobbedCopyListing implements the CopyListing interface, to create the copy listing-file by "globbing" all specified source paths (wild-cards and all.)
    org.apache.hadoop.tools.HadoopArchiveLogs
    This tool moves Aggregated Log files into HAR archives using the HadoopArchives tool and the Distributed Shell via the HadoopArchiveLogsRunner.
    org.apache.hadoop.tools.HadoopArchiveLogsRunner
    This is a child program designed to be used by the HadoopArchiveLogs tool via the Distributed Shell.
    org.apache.hadoop.tools.HadoopArchives
    a archive creation utility.
    org.apache.hadoop.tools.OptionsParser
    The OptionsParser parses out the command-line options passed to DistCp, and interprets those specific to DistCp, to create an Options object.
    org.apache.hadoop.tools.RegexCopyFilter
    A CopyFilter which compares Java Regex Patterns to each Path to determine whether a file should be copied.
    org.apache.hadoop.tools.RegexpInConfigurationFilter
    Implementation of regex based filter for DistCp.
    org.apache.hadoop.tools.SimpleCopyListing
    The SimpleCopyListing is responsible for making the exhaustive list of all files/directories under its specified list of input-paths.
    org.apache.hadoop.tools.TableListing
    This class implements a "table listing" with column headers.
    org.apache.hadoop.tools.TableListing.Builder
     
    TableListing.Justification
     
    org.apache.hadoop.tools.TrueCopyFilter
    A CopyFilter which always returns true.