org.apache.hadoop.fs
Class FsShell.Usage

java.lang.Object
  org.apache.hadoop.conf.Configured
      org.apache.hadoop.fs.shell.Command
          org.apache.hadoop.fs.shell.FsCommand
              org.apache.hadoop.fs.FsShell.Usage

All Implemented Interfaces:

Configurable

Enclosing class:

org.apache.hadoop.fs.FsShell

protected class FsShell.Usage
extends org.apache.hadoop.fs.shell.FsCommand

Display help for commands with their short usage and long description

Field Summary

static String	DESCRIPTION
static String	NAME
static String	USAGE

Fields inherited from class org.apache.hadoop.fs.shell.Command

args, err, exceptions, exitCode, name, numErrors, out, recursive

Constructor Summary

protected

FsShell.Usage()

Method Summary

protected void

processRawArguments(LinkedList<String> args) Allows commands that don't use paths to handle the raw arguments.

Methods inherited from class org.apache.hadoop.fs.shell.FsCommand

getCommandName, registerCommands, run, runAll

Methods inherited from class org.apache.hadoop.fs.shell.Command

displayError, displayError, displayWarning, exitCodeForError, expandArgument, expandArguments, getDepth, getDescription, getName, getReplacementCommand, getUsage, isDeprecated, isRecursive, postProcessPath, processArgument, processArguments, processNonexistentPath, processOptions, processPath, processPathArgument, processPaths, recursePath, run, setName, setRecursive

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

USAGE

public static final String USAGE

See Also:

Constant Field Values

DESCRIPTION

public static final String DESCRIPTION

See Also:

Constant Field Values

Constructor Detail

FsShell.Usage

protected FsShell.Usage()

Method Detail

processRawArguments

protected void processRawArguments(LinkedList<String> args)

Description copied from class: org.apache.hadoop.fs.shell.Command

Allows commands that don't use paths to handle the raw arguments. Default behavior is to expand the arguments via Command.expandArguments(LinkedList) and pass the resulting list to Command.processArguments(LinkedList)

Overrides:

processRawArguments in class org.apache.hadoop.fs.shell.Command

Parameters:

args - the list of argument strings