Package org.apache.zookeeper.server.command

Class FourLetterCommands

java.lang.Object

org.apache.zookeeper.server.command.FourLetterCommands

public class FourLetterCommands
extends Object

This class contains constants for all the four letter commands

Field Summary

Fields

Modifier and Type	Field	Description
static int	confCmd
static int	consCmd
static int	crstCmd
static int	dirsCmd
static int	dumpCmd
static int	enviCmd
static int	getTraceMaskCmd
protected static int	hashCmd
static int	isroCmd
static int	mntrCmd
static int	ruokCmd
static int	setTraceMaskCmd
static int	srstCmd
static int	srvrCmd
static int	statCmd
static int	telnetCloseCmd
static int	wchcCmd
static int	wchpCmd
static int	wchsCmd

Constructor Summary

Constructors

Constructor	Description
FourLetterCommands()

Method Summary

Modifier and Type	Method	Description
static String	getCommandString(int command)	Return the string representation of the specified command code.
static boolean	isEnabled(String command)	Check if the specified command is enabled.
static boolean	isKnown(int command)	Check if the specified command code is from a known command.
static void	resetWhiteList()

Methods inherited from class java.lang.Object

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

Field Detail

confCmd

public static final int confCmd

consCmd

public static final int consCmd

crstCmd

public static final int crstCmd

dirsCmd

public static final int dirsCmd

dumpCmd

public static final int dumpCmd

enviCmd

public static final int enviCmd

getTraceMaskCmd

public static final int getTraceMaskCmd

ruokCmd

public static final int ruokCmd

setTraceMaskCmd

public static final int setTraceMaskCmd

srvrCmd

public static final int srvrCmd

srstCmd

public static final int srstCmd

statCmd

public static final int statCmd

wchcCmd

public static final int wchcCmd

wchpCmd

public static final int wchpCmd

wchsCmd

public static final int wchsCmd

mntrCmd

public static final int mntrCmd

isroCmd

public static final int isroCmd

hashCmd

protected static final int hashCmd

telnetCloseCmd

public static final int telnetCloseCmd

See Also:

Constant Field Values

Constructor Detail

FourLetterCommands

public FourLetterCommands()

Method Detail

resetWhiteList

public static void resetWhiteList()

getCommandString

public static String getCommandString(int command)

Return the string representation of the specified command code.

isKnown

public static boolean isKnown(int command)

Check if the specified command code is from a known command.

Parameters:

command - The integer code of command.

Returns:

true if the specified command is known, false otherwise.

isEnabled

public static boolean isEnabled(String command)

Check if the specified command is enabled. In ZOOKEEPER-2693 we introduce a configuration option to only allow a specific set of white listed commands to execute. A command will only be executed if it is also configured in the white list.

Parameters:

command - The command string.

Returns:

true if the specified command is enabled