Package alluxio.cli.fs.command

Class TouchCommand

java.lang.Object

alluxio.cli.fs.command.AbstractFileSystemCommand

alluxio.cli.fs.command.TouchCommand

All Implemented Interfaces:

alluxio.cli.Command, java.io.Closeable, java.lang.AutoCloseable

@ThreadSafe
@PublicApi
public final class TouchCommand
extends AbstractFileSystemCommand

Creates a 0 byte file specified by argv. The file will be written to UnderFileSystem.

Field Summary

Fields inherited from class alluxio.cli.fs.command.AbstractFileSystemCommand

mFileSystem, mFsContext

Constructor Summary

Constructors

Constructor	Description
TouchCommand(alluxio.client.file.FileSystemContext fsContext)

Method Summary

Modifier and Type	Method	Description
java.lang.String	getCommandName()
java.lang.String	getDescription()
java.lang.String	getUsage()
int	run(org.apache.commons.cli.CommandLine cl)
protected void	runPlainPath(alluxio.AlluxioURI inputPath, org.apache.commons.cli.CommandLine cl)	Runs the command for a particular URI that does not contain wildcard in its path.
void	validateArgs(org.apache.commons.cli.CommandLine cl)

Methods inherited from class alluxio.cli.fs.command.AbstractFileSystemCommand

processHeader, runWildCardCmd

Methods inherited from class java.lang.Object

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

Methods inherited from interface alluxio.cli.Command

close, getOptions, getSubCommands, hasSubCommand, parseAndValidateArgs

Constructor Detail

TouchCommand

public TouchCommand(alluxio.client.file.FileSystemContext fsContext)

Parameters:

fsContext - the filesystem of Alluxio

Method Detail

getCommandName

public java.lang.String getCommandName()

validateArgs

public void validateArgs(org.apache.commons.cli.CommandLine cl)
                  throws alluxio.exception.status.InvalidArgumentException

Throws:

alluxio.exception.status.InvalidArgumentException

runPlainPath

protected void runPlainPath(alluxio.AlluxioURI inputPath,
                            org.apache.commons.cli.CommandLine cl)
                     throws alluxio.exception.AlluxioException,
                            java.io.IOException

Description copied from class: AbstractFileSystemCommand

Runs the command for a particular URI that does not contain wildcard in its path.

Overrides:

runPlainPath in class AbstractFileSystemCommand

Parameters:

inputPath - an AlluxioURI that does not contain wildcard

cl - object containing the original commandLine

Throws:

alluxio.exception.AlluxioException

java.io.IOException

run

public int run(org.apache.commons.cli.CommandLine cl)
        throws alluxio.exception.AlluxioException,
               java.io.IOException

Throws:

alluxio.exception.AlluxioException

java.io.IOException

getUsage

public java.lang.String getUsage()

getDescription

public java.lang.String getDescription()