Package org.apache.geode.management.cli

Class CommandService

java.lang.Object

org.apache.geode.management.cli.CommandService

@Deprecated
public abstract class CommandService
extends Object

Deprecated.

since 1.3 use OnlineCommandProcessor directly

Processes remote GemFire Command Line Interface (CLI) commands. Refer to the vFabric GemFire documentation for information regarding local vs. remote commands.

NOTE: CommandService is currently available only on GemFire Manager nodes.

Since:

GemFire 7.0

Field Summary

Fields

Modifier and Type	Field	Description
protected static final Map<String,String>	EMPTY_ENV	Deprecated.

Constructor Summary

Constructors

Constructor	Description
CommandService()	Deprecated.

Method Summary

Modifier and Type	Method	Description
abstract CommandStatement	createCommandStatement(String commandString)	Deprecated. since Geode 1.3, simply call processCommand to execute the command
protected abstract CommandStatement	createCommandStatement(String commandString, Map<String,String> env)	Deprecated. since Geode 1.3, simply call processCommand to execute the command
static CommandService	createLocalCommandService(Cache cache)	Deprecated. Returns a newly created or existing instance of the CommandService associated with the specified Cache.
static CommandService	getUsableLocalCommandService()	Deprecated. Returns an existing 'usable' CommandService.
abstract boolean	isUsable()	Deprecated. Returns whether the underlying Cache exists and is not closed.
abstract Result	processCommand(String commandString)	Deprecated. Processes the specified command string.
protected abstract Result	processCommand(String commandString, Map<String,String> env)	Deprecated. Processes the specified command string.

Methods inherited from class java.lang.Object

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

Field Details

EMPTY_ENV

@Immutable
protected static final Map<String,String> EMPTY_ENV

Deprecated.

Constructor Details

CommandService

public CommandService()

Deprecated.

Method Details

isUsable

public abstract boolean isUsable()

Deprecated.

Returns whether the underlying Cache exists and is not closed. The Cache must be ready in order for commands to be processed using this CommandService. A call to this method should be made before attempting to process commands.

Returns:

True if the Cache exists and is not closed, false otherwise.

processCommand

public abstract Result processCommand(String commandString)

Deprecated.

Processes the specified command string. Only remote commands can be processed using this method. Refer to the vFabric GemFire documentation for details.

Parameters:

commandString - Command string to be processed.

Returns:

The Result of the execution of this command string.

processCommand

protected abstract Result processCommand(String commandString,
 Map<String,String> env)

Deprecated.

Processes the specified command string. Only remote commands can be processed using this method. Refer to the vFabric GemFire documentation for details.

Parameters:

commandString - Command string to be processed.

env - Environmental values that will be used during the execution of this command.

Returns:

The Result of the execution of this command string.

createCommandStatement

@Deprecated
public abstract CommandStatement createCommandStatement(String commandString)

Deprecated.

since Geode 1.3, simply call processCommand to execute the command

Creates a CommandStatement from the specified command string. Only remote commands can be processed using this method. Refer to the vFabric GemFire documentation for details.

Parameters:

commandString - Command string from which to create a CommandStatement.

Returns:

A CommandStatement which can be used to repeatedly process the same command.

See Also:

• CommandStatement.process()

createCommandStatement

@Deprecated
protected abstract CommandStatement createCommandStatement(String commandString,
 Map<String,String> env)

Deprecated.

since Geode 1.3, simply call processCommand to execute the command

Creates a CommandStatement from the specified command string. Only remote commands can be processed using this method. Refer to the vFabric GemFire documentation for details.

Parameters:

commandString - Command string from which to create a CommandStatement.

env - Environmental values that will be used during the execution of this command.

Returns:

A CommandStatement which can be used to repeatedly process the same command.

See Also:

• CommandStatement.process()

createLocalCommandService

public static CommandService createLocalCommandService(Cache cache)
                                                throws CommandServiceException

Deprecated.

Returns a newly created or existing instance of the CommandService associated with the specified Cache.

Parameters:

cache - Underlying Cache instance to be used to create a Command Service.

Returns:

a newly created or existing instance of the CommandService associated with the specified Cache

Throws:

CommandServiceException - If command service could not be initialized.

getUsableLocalCommandService

public static CommandService getUsableLocalCommandService()

Deprecated.

Returns an existing 'usable' CommandService. A CommandService is considered usable if at has an underlying Cache which is not closed.

Returns:

A usable CommandService or null if one cannot be found.