alluxio.cli.fsadmin.journal

Class QuorumInfoCommand

java.lang.Object

alluxio.cli.fsadmin.command.AbstractFsAdminCommand

alluxio.cli.fsadmin.journal.QuorumInfoCommand

All Implemented Interfaces:

Command, Closeable, AutoCloseable

public class QuorumInfoCommand
extends AbstractFsAdminCommand

Command for querying journal quorum information.

Field Summary

Fields

Modifier and Type	Field and Description
static String	DOMAIN_OPTION_NAME
static String	OUTPUT_HEADER_DOMAIN
static String	OUTPUT_HEADER_LEADING_MASTER
static String	OUTPUT_HEADER_QUORUM_SIZE
static String	OUTPUT_SERVER_INFO

Fields inherited from class alluxio.cli.fsadmin.command.AbstractFsAdminCommand

mBlockClient, mFsClient, mJobMasterClient, mJobMasterJournalMasterClient, mMasterJournalMasterClient, mMetaClient, mMetaConfigClient, mMetricsClient, mPrintStream

Constructor Summary

Constructors

Constructor and Description
QuorumInfoCommand(Context context, AlluxioConfiguration alluxioConf)

Method Summary

Modifier and Type	Method and Description
static String	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.
void	validateArgs(org.apache.commons.cli.CommandLine cl) Checks if the arguments are valid or throw InvalidArgumentException.

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

Field Detail

DOMAIN_OPTION_NAME

public static final String DOMAIN_OPTION_NAME

See Also:

Constant Field Values

OUTPUT_HEADER_DOMAIN

public static final String OUTPUT_HEADER_DOMAIN

See Also:

Constant Field Values

OUTPUT_HEADER_QUORUM_SIZE

public static final String OUTPUT_HEADER_QUORUM_SIZE

See Also:

Constant Field Values

OUTPUT_HEADER_LEADING_MASTER

public static final String OUTPUT_HEADER_LEADING_MASTER

See Also:

Constant Field Values

OUTPUT_SERVER_INFO

public static final String OUTPUT_SERVER_INFO

See Also:

Constant Field Values

Constructor Detail

QuorumInfoCommand

public QuorumInfoCommand(Context context,
                         AlluxioConfiguration alluxioConf)

Parameters:

context - fsadmin command context

alluxioConf - Alluxio configuration

Method Detail

description

public static String description()

Returns:

command's description

run

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

IOException

getCommandName

public String getCommandName()

Description copied from interface: Command

Gets the command name as input from the shell.

Returns:

the command name

getUsage

public String getUsage()

Returns:

the usage information of the command

getDescription

public String getDescription()

Returns:

the description information of the command

validateArgs

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

Description copied from interface: Command

Checks if the arguments are valid or throw InvalidArgumentException.

Parameters:

cl - the parsed command line for the arguments

Throws:

InvalidArgumentException - when arguments are not valid

getOptions

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

Returns:

the supported Options of the command