org.apache.ignite.internal.commandline.meta

Class MetadataCommand

java.lang.Object

org.apache.ignite.internal.commandline.AbstractCommand<Object>

org.apache.ignite.internal.commandline.meta.MetadataCommand

All Implemented Interfaces:

Command<Object>

public class MetadataCommand
extends AbstractCommand<Object>

Field Summary

Fields inherited from class org.apache.ignite.internal.commandline.AbstractCommand

verbose

Constructor Summary

Constructors

Constructor and Description
MetadataCommand()

Method Summary

Modifier and Type	Method and Description
Object	arg()
String	confirmationPrompt()
Object	execute(GridClientConfiguration clientCfg, Logger log) Actual command execution.
boolean	experimental() Return true if the command is experimental or false otherwise.
String	name()
static MetadataTypeArgs	parseArgs(CommandArgIterator argIter)
void	parseArguments(CommandArgIterator argIter) Parse command-specific arguments.
void	printUsage(Logger log) Print info for user about command (parameters, use cases and so on).

Methods inherited from class org.apache.ignite.internal.commandline.AbstractCommand

execute, usageCache

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.commandline.Command

extendToLen, prepareConfirmation, startClient, startClientBeforeNodeStart, usage, usage, usageParams

Constructor Detail

MetadataCommand

public MetadataCommand()

Method Detail

printUsage

public void printUsage(Logger log)

Print info for user about command (parameters, use cases and so on).

Parameters:

log - Logger to use.

name

public String name()

Returns:

command name.

parseArguments

public void parseArguments(CommandArgIterator argIter)

Parse command-specific arguments.

Parameters:

argIter - Argument iterator.

experimental

public boolean experimental()

Return true if the command is experimental or false otherwise.

Returns:

true if the command is experimental or false otherwise.

confirmationPrompt

public String confirmationPrompt()

Returns:

Message text to show user for. If null it means that confirmantion is not needed.

execute

public Object execute(GridClientConfiguration clientCfg,
                      Logger log)
               throws Exception

Actual command execution. Parameters for run should be already set by calling parseArguments method.

Parameters:

clientCfg - Thin client configuration if connection to cluster is necessary.

log - Logger to use.

Returns:

Result of operation (mostly usable for tests).

Throws:

Exception - If error occur.

arg

public Object arg()

Returns:

Command arguments which were parsed during Command.parseArguments(CommandArgIterator) call.

parseArgs

public static MetadataTypeArgs parseArgs(CommandArgIterator argIter)

Parameters:

argIter - Command line arguments iterator.

Returns:

Metadata type argument.