alluxio.cli.table.command

Class AttachDatabaseCommand

java.lang.Object

alluxio.cli.table.command.AbstractTableCommand

alluxio.cli.table.command.AttachDatabaseCommand

All Implemented Interfaces:

Command, Closeable, AutoCloseable

public class AttachDatabaseCommand
extends AbstractTableCommand

A command which can be used to attach a UDB to the Alluxio master's table service.

Field Summary

Fields inherited from class alluxio.cli.table.command.AbstractTableCommand

mClient, mConf

Constructor Summary

Constructors

Constructor and Description
AttachDatabaseCommand(AlluxioConfiguration conf, TableMasterClient client) Creates a new instance of AttachDatabaseCommand.

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.
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

Constructor Detail

AttachDatabaseCommand

public AttachDatabaseCommand(AlluxioConfiguration conf,
                             TableMasterClient client)

Creates a new instance of AttachDatabaseCommand.

Parameters:

conf - alluxio configuration

client - the table master client used to make RPCs

Method Detail

getOptions

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

Returns:

the supported Options 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.

Specified by:

validateArgs in interface Command

Specified by:

validateArgs in class AbstractTableCommand

Parameters:

cl - the parsed command line for the arguments

Throws:

InvalidArgumentException - when arguments are not valid

run

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

Description copied from interface: Command

Runs the command.

Specified by:

run in interface Command

Specified by:

run in class AbstractTableCommand

Parameters:

cl - the parsed command line for the arguments

Returns:

the result of running the command

Throws:

AlluxioStatusException

getCommandName

public String getCommandName()

Description copied from interface: Command

Gets the command name as input from the shell.

Specified by:

getCommandName in interface Command

Specified by:

getCommandName in class AbstractTableCommand

Returns:

the command name

getDescription

public String getDescription()

Returns:

the description information of the command

getUsage

public String getUsage()

Returns:

the usage information of the command