org.apache.zookeeper

Class ZooKeeperMain

java.lang.Object

org.apache.zookeeper.ZooKeeperMain

public class ZooKeeperMain
extends java.lang.Object

The command line client to ZooKeeper.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.zookeeper.ZooKeeperMain.MyCommandOptions	cl
protected int	commandCount
protected static java.util.Map<java.lang.String,java.lang.String>	commandMap
protected java.util.HashMap<java.lang.Integer,java.lang.String>	history
protected java.lang.String	host
protected boolean	printWatches
protected ZooKeeper	zk

Constructor Summary

Constructors

Constructor and Description
ZooKeeperMain(java.lang.String[] args)
ZooKeeperMain(ZooKeeper zk)

Method Summary

Modifier and Type	Method and Description
protected void	addToHistory(int i, java.lang.String cmd) Makes a list of possible completions, either for commands or for zk nodes if the token to complete begins with /
protected void	connectToZK(java.lang.String newHost)
static boolean	createQuota(ZooKeeper zk, java.lang.String path, long bytes, int numNodes) this method creates a quota node for the path
static boolean	delQuota(ZooKeeper zk, java.lang.String path, boolean bytes, boolean numNodes) this method deletes quota for a node.
void	executeLine(java.lang.String line)
static java.util.List<java.lang.String>	getCommands()
boolean	getPrintWatches()
protected java.lang.String	getPrompt()
static void	main(java.lang.String[] args)
static void	printMessage(java.lang.String msg)
protected boolean	processCmd(org.apache.zookeeper.ZooKeeperMain.MyCommandOptions co)
protected boolean	processZKCmd(org.apache.zookeeper.ZooKeeperMain.MyCommandOptions co)

Methods inherited from class java.lang.Object

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

Field Detail

commandMap

protected static final java.util.Map<java.lang.String,java.lang.String> commandMap

cl

protected org.apache.zookeeper.ZooKeeperMain.MyCommandOptions cl

history

protected java.util.HashMap<java.lang.Integer,java.lang.String> history

commandCount

protected int commandCount

printWatches

protected boolean printWatches

zk

protected ZooKeeper zk

host

protected java.lang.String host

Constructor Detail

ZooKeeperMain

public ZooKeeperMain(java.lang.String[] args)
              throws java.io.IOException,
                     java.lang.InterruptedException

Throws:

java.io.IOException

java.lang.InterruptedException

ZooKeeperMain

public ZooKeeperMain(ZooKeeper zk)

Method Detail

getPrintWatches

public boolean getPrintWatches()

addToHistory

protected void addToHistory(int i,
                            java.lang.String cmd)

Makes a list of possible completions, either for commands or for zk nodes if the token to complete begins with /

getCommands

public static java.util.List<java.lang.String> getCommands()

getPrompt

protected java.lang.String getPrompt()

printMessage

public static void printMessage(java.lang.String msg)

connectToZK

protected void connectToZK(java.lang.String newHost)
                    throws java.lang.InterruptedException,
                           java.io.IOException

Throws:

java.lang.InterruptedException

java.io.IOException

main

public static void main(java.lang.String[] args)
                 throws KeeperException,
                        java.io.IOException,
                        java.lang.InterruptedException

Throws:

KeeperException

java.io.IOException

java.lang.InterruptedException

executeLine

public void executeLine(java.lang.String line)
                 throws java.lang.InterruptedException,
                        java.io.IOException,
                        KeeperException

Throws:

java.lang.InterruptedException

java.io.IOException

KeeperException

delQuota

public static boolean delQuota(ZooKeeper zk,
                               java.lang.String path,
                               boolean bytes,
                               boolean numNodes)
                        throws KeeperException,
                               java.io.IOException,
                               java.lang.InterruptedException

this method deletes quota for a node.

Parameters:

zk - the zookeeper client

path - the path to delete quota for

bytes - true if number of bytes needs to be unset

numNodes - true if number of nodes needs to be unset

Returns:

true if quota deletion is successful

Throws:

KeeperException

java.io.IOException

java.lang.InterruptedException

createQuota

public static boolean createQuota(ZooKeeper zk,
                                  java.lang.String path,
                                  long bytes,
                                  int numNodes)
                           throws KeeperException,
                                  java.io.IOException,
                                  java.lang.InterruptedException

this method creates a quota node for the path

Parameters:

zk - the ZooKeeper client

path - the path for which quota needs to be created

bytes - the limit of bytes on this path

numNodes - the limit of number of nodes on this path

Returns:

true if its successful and false if not.

Throws:

KeeperException

java.io.IOException

java.lang.InterruptedException

processCmd

protected boolean processCmd(org.apache.zookeeper.ZooKeeperMain.MyCommandOptions co)
                      throws KeeperException,
                             java.io.IOException,
                             java.lang.InterruptedException

Throws:

KeeperException

java.io.IOException

java.lang.InterruptedException

processZKCmd

protected boolean processZKCmd(org.apache.zookeeper.ZooKeeperMain.MyCommandOptions co)
                        throws KeeperException,
                               java.io.IOException,
                               java.lang.InterruptedException

Throws:

KeeperException

java.io.IOException

java.lang.InterruptedException