org.apache.hadoop.fs.shell

Class WowCopyCommands.Merge

java.lang.Object

org.apache.hadoop.conf.Configured

org.apache.hadoop.fs.shell.Command

org.apache.hadoop.fs.shell.WowFsCommand

org.apache.hadoop.fs.shell.WowCopyCommands.Merge

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable

Enclosing class:

WowCopyCommands

public static class WowCopyCommands.Merge
extends WowFsCommand

merge multiple files together

Field Summary

Fields

Modifier and Type	Field and Description
protected String	delimiter
static String	DESCRIPTION
protected org.apache.hadoop.fs.shell.PathData	dst
static String	NAME
protected List<org.apache.hadoop.fs.shell.PathData>	srcs
static String	USAGE

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

basePath

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

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

Constructor Summary

Constructors

Constructor and Description
Merge(org.apache.hadoop.conf.Configuration conf, String basePath, PrintStream out, PrintStream error)

Method Summary

Modifier and Type	Method and Description
protected void	processArguments(LinkedList<org.apache.hadoop.fs.shell.PathData> items)
protected void	processNonexistentPath(org.apache.hadoop.fs.shell.PathData item)
protected void	processOptions(LinkedList<String> args)
protected void	processPath(org.apache.hadoop.fs.shell.PathData src)

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

cleanPath, getCommandName, redefineBaseDir, 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, processPathArgument, processPaths, processRawArguments, 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

dst

protected org.apache.hadoop.fs.shell.PathData dst

delimiter

protected String delimiter

srcs

protected List<org.apache.hadoop.fs.shell.PathData> srcs

Constructor Detail

Merge

public Merge(org.apache.hadoop.conf.Configuration conf,
             String basePath,
             PrintStream out,
             PrintStream error)

Method Detail

processOptions

protected void processOptions(LinkedList<String> args)
                       throws IOException

Overrides:

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

Throws:

IOException

processArguments

protected void processArguments(LinkedList<org.apache.hadoop.fs.shell.PathData> items)
                         throws IOException

Overrides:

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

Throws:

IOException

processNonexistentPath

protected void processNonexistentPath(org.apache.hadoop.fs.shell.PathData item)
                               throws IOException

Overrides:

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

Throws:

IOException

processPath

protected void processPath(org.apache.hadoop.fs.shell.PathData src)
                    throws IOException

Overrides:

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

Throws:

IOException