alluxio.cli.fs.command

Class FreeWorkerCommand

java.lang.Object

alluxio.cli.fs.command.AbstractFileSystemCommand

alluxio.cli.fs.command.FreeWorkerCommand

All Implemented Interfaces:

Command, Closeable, AutoCloseable

@PublicApi
public final class FreeWorkerCommand
extends AbstractFileSystemCommand

Synchronously free all blocks and directories of specific worker in Alluxio.

Field Summary

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

mFileSystem, mFsContext

Constructor Summary

Constructors

Constructor and Description
FreeWorkerCommand(FileSystemContext fsContext) Constructs a new instance to free the given worker.

Method Summary

Modifier and Type	Method and Description
String	getCommandName() Gets the command name as input from the shell.
String	getDescription()
org.apache.commons.cli.Options	getOptions()
String	getUsage()
int	run(org.apache.commons.cli.CommandLine cl) Runs the command.

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

processHeader, runPlainPath, 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, getSubCommands, hasSubCommand, parseAndValidateArgs, validateArgs

Constructor Detail

FreeWorkerCommand

public FreeWorkerCommand(FileSystemContext fsContext)

Constructs a new instance to free the given worker.

Parameters:

fsContext - fs command context

Method Detail

run

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

Description copied from interface: Command

Runs the command.

Parameters:

cl - the parsed command line for the arguments

Returns:

the result of running the command

Throws:

AlluxioException

IOException

getCommandName

public String getCommandName()

Description copied from interface: Command

Gets the command name as input from the shell.

Returns:

the command name

getOptions

public org.apache.commons.cli.Options getOptions()

Returns:

the supported Options of the command

getUsage

public String getUsage()

Returns:

the usage information of the command

getDescription

public String getDescription()

Returns:

the description information of the command