Package alluxio.cli.job.command

Class LeaderCommand

java.lang.Object

alluxio.cli.fs.command.AbstractFileSystemCommand

alluxio.cli.job.command.LeaderCommand

All Implemented Interfaces:

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

@ThreadSafe
@PublicApi
public final class LeaderCommand
extends AbstractFileSystemCommand

Prints the current leader master host name.

Field Summary

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

mFileSystem, mFsContext

Constructor Summary

Constructors

Constructor	Description
LeaderCommand(alluxio.client.file.FileSystemContext fsContext)	creates the job leader command.

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)
void	validateArgs(org.apache.commons.cli.CommandLine cl)

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, getOptions, getSubCommands, hasSubCommand, parseAndValidateArgs

Constructor Detail

LeaderCommand

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

creates the job leader command.

Parameters:

fsContext - the Alluxio filesystem client

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

run

public int run(org.apache.commons.cli.CommandLine cl)

getUsage

public java.lang.String getUsage()

getDescription

public java.lang.String getDescription()