Uses of Class
org.apache.hadoop.hbase.zookeeper.ZKWatcher

Packages that use ZKWatcher

Package	Description
org.apache.hadoop.hbase
org.apache.hadoop.hbase.backup.example
org.apache.hadoop.hbase.coordination
org.apache.hadoop.hbase.master
org.apache.hadoop.hbase.master.balancer
org.apache.hadoop.hbase.master.normalizer	The Region Normalizer subsystem is responsible for coaxing all the regions in a table toward a "normal" size, according to their storefile size.
org.apache.hadoop.hbase.master.replication
org.apache.hadoop.hbase.master.snapshot
org.apache.hadoop.hbase.master.zksyncer
org.apache.hadoop.hbase.procedure
org.apache.hadoop.hbase.quotas
org.apache.hadoop.hbase.regionserver
org.apache.hadoop.hbase.replication	Multi Cluster Replication
org.apache.hadoop.hbase.replication.regionserver
org.apache.hadoop.hbase.rsgroup
org.apache.hadoop.hbase.security.access
org.apache.hadoop.hbase.security.token
org.apache.hadoop.hbase.security.visibility
org.apache.hadoop.hbase.util
org.apache.hadoop.hbase.util.hbck
org.apache.hadoop.hbase.zookeeper

Uses of ZKWatcher in org.apache.hadoop.hbase

Fields in org.apache.hadoop.hbase declared as ZKWatcher

Modifier and Type	Field	Description
private ZKWatcher	MockRegionServerServices.zkw
protected final ZKWatcher	HBaseServerBase.zooKeeper
protected ZKWatcher	HBaseZKTestingUtility.zooKeeperWatcher	Deprecated.

Methods in org.apache.hadoop.hbase that return ZKWatcher

Modifier and Type	Method	Description
ZKWatcher	HBaseServerBase.getZooKeeper()
ZKWatcher	MockRegionServerServices.getZooKeeper()
ZKWatcher	Server.getZooKeeper()	Gets the ZooKeeper instance for this server.
ZKWatcher	HBaseZKTestingUtility.getZooKeeperWatcher()	Deprecated. Returns a ZKWatcher instance.
static ZKWatcher	HBaseZKTestingUtility.getZooKeeperWatcher(HBaseZKTestingUtility testUtil)	Deprecated. Gets a ZKWatcher.

Methods in org.apache.hadoop.hbase with parameters of type ZKWatcher

Modifier and Type	Method	Description
void	HBaseTestingUtility.expireSession(ZKWatcher nodeZK)	Deprecated.
void	HBaseTestingUtility.expireSession(ZKWatcher nodeZK, boolean checkStatus)	Deprecated. Expire a ZooKeeper session as recommended in ZooKeeper documentation http://hbase.apache.org/book.html#trouble.zookeeper There are issues when doing this: [1] http://www.mail-archive.com/dev@zookeeper.apache.org/msg01942.html [2] https://issues.apache.org/jira/browse/ZOOKEEPER-1105
protected final void	HBaseRpcServicesBase.internalStart(ZKWatcher zkWatcher)

Constructors in org.apache.hadoop.hbase with parameters of type ZKWatcher

Modifier	Constructor	Description
	MetaRegionLocationCache(ZKWatcher zkWatcher)
	MockRegionServerServices(ZKWatcher zkw)
	MockRegionServerServices(ZKWatcher zkw, ServerName serverName)

Uses of ZKWatcher in org.apache.hadoop.hbase.backup.example

Fields in org.apache.hadoop.hbase.backup.example declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	HFileArchiveManager.zooKeeper

Methods in org.apache.hadoop.hbase.backup.example that return ZKWatcher

Modifier and Type	Method	Description
ZKWatcher	TableHFileArchiveTracker.getZooKeeperWatcher()

Methods in org.apache.hadoop.hbase.backup.example with parameters of type ZKWatcher

Modifier and Type	Method	Description
private static TableHFileArchiveTracker	TableHFileArchiveTracker.create(ZKWatcher zkw, HFileArchiveTableMonitor monitor)	Create an archive tracker with the special passed in table monitor.
private void	HFileArchiveManager.disable(ZKWatcher zooKeeper, byte[] table)	Disable all archiving of files for a given table
private void	HFileArchiveManager.enable(ZKWatcher zooKeeper, byte[] table)	Perform a best effort enable of hfile retention, which relies on zookeeper communicating the change back to the hfile cleaner.
static String	ZKTableArchiveClient.getArchiveZNode(org.apache.hadoop.conf.Configuration conf, ZKWatcher zooKeeper)

Constructors in org.apache.hadoop.hbase.backup.example with parameters of type ZKWatcher

Modifier	Constructor	Description
private	TableHFileArchiveTracker(ZKWatcher watcher, HFileArchiveTableMonitor monitor)

Uses of ZKWatcher in org.apache.hadoop.hbase.coordination

Fields in org.apache.hadoop.hbase.coordination declared as ZKWatcher

Modifier and Type	Field	Description
protected ZKWatcher	ZkCoordinatedStateManager.watcher	Deprecated.

Methods in org.apache.hadoop.hbase.coordination with parameters of type ZKWatcher

Modifier and Type	Method	Description
protected static int	ZkSplitLogWorkerCoordination.attemptToOwnTask(boolean isFirstTime, ZKWatcher zkw, ServerName server, String task, int taskZKVersion)	Try to own the task by transitioning the zk node data from UNASSIGNED to OWNED.

Constructors in org.apache.hadoop.hbase.coordination with parameters of type ZKWatcher

Modifier	Constructor	Description
	ZKSplitLogManagerCoordination(org.apache.hadoop.conf.Configuration conf, ZKWatcher watcher)
	ZkSplitLogWorkerCoordination(ServerName serverName, ZKWatcher watcher)

Uses of ZKWatcher in org.apache.hadoop.hbase.master

Methods in org.apache.hadoop.hbase.master with parameters of type ZKWatcher

Modifier and Type	Method	Description
protected ActiveMasterManager	HMaster.createActiveMasterManager(ZKWatcher zk, ServerName sn, Server server)	Protected to have custom implementations in tests override the default ActiveMaster implementation.
private List<String>	ServerManager.getRegionServersInZK(ZKWatcher zkw)
private byte[]	MasterStateStore.migrate(ZKWatcher watcher, String zkPath)
(package private) void	MasterRpcServices.start(ZKWatcher zkWatcher)
private void	MasterStateStore.tryMigrate(ZKWatcher watcher, String zkPath)

Constructors in org.apache.hadoop.hbase.master with parameters of type ZKWatcher

Modifier	Constructor	Description
(package private)	ActiveMasterManager(ZKWatcher watcher, ServerName sn, Server master)
protected	BooleanStateStore(MasterRegion masterRegion, String stateName, ZKWatcher watcher, String zkPath)
	DrainingServerTracker(ZKWatcher watcher, Abortable abortable, ServerManager serverManager)
protected	MasterStateStore(MasterRegion masterRegion, String stateName, ZKWatcher watcher, String zkPath)
	RegionServerTracker(ZKWatcher watcher, MasterServices server)
	SplitOrMergeStateStore(MasterRegion masterRegion, ZKWatcher watcher, org.apache.hadoop.conf.Configuration conf)
	SwitchStateStore(MasterRegion masterRegion, String stateName, ZKWatcher watcher, String zkPath)

Uses of ZKWatcher in org.apache.hadoop.hbase.master.balancer

Constructors in org.apache.hadoop.hbase.master.balancer with parameters of type ZKWatcher

Modifier	Constructor	Description
	LoadBalancerStateStore(MasterRegion masterRegion, ZKWatcher watcher)

Uses of ZKWatcher in org.apache.hadoop.hbase.master.normalizer

Methods in org.apache.hadoop.hbase.master.normalizer with parameters of type ZKWatcher

Modifier and Type	Method	Description
static RegionNormalizerManager	RegionNormalizerFactory.createNormalizerManager(org.apache.hadoop.conf.Configuration conf, MasterRegion masterRegion, ZKWatcher zkWatcher, HMaster master)

Constructors in org.apache.hadoop.hbase.master.normalizer with parameters of type ZKWatcher

Modifier	Constructor	Description
	RegionNormalizerStateStore(MasterRegion masterRegion, ZKWatcher watcher)

Uses of ZKWatcher in org.apache.hadoop.hbase.master.replication

Fields in org.apache.hadoop.hbase.master.replication declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	ReplicationPeerManager.zk

Methods in org.apache.hadoop.hbase.master.replication with parameters of type ZKWatcher

Modifier and Type	Method	Description
(package private) CompletableFuture<Void>	ReplicationPeerManager.migrateQueuesFromZk(ZKWatcher zookeeper, ExecutorService executor)	Submit the migration tasks to the given executor.

Constructors in org.apache.hadoop.hbase.master.replication with parameters of type ZKWatcher

Modifier	Constructor	Description
(package private)	ReplicationPeerManager(org.apache.hadoop.fs.FileSystem fs, ZKWatcher zk, ReplicationPeerStorage peerStorage, ReplicationQueueStorage queueStorage, ConcurrentMap<String,ReplicationPeerDescription> peers, org.apache.hadoop.conf.Configuration conf, String clusterId, ReplicationPeerManager.ReplicationQueueStorageInitializer queueStorageInitializer)

Uses of ZKWatcher in org.apache.hadoop.hbase.master.snapshot

Constructors in org.apache.hadoop.hbase.master.snapshot with parameters of type ZKWatcher

Modifier	Constructor	Description
	SnapshotCleanupStateStore(MasterRegion masterRegion, ZKWatcher watcher)

Uses of ZKWatcher in org.apache.hadoop.hbase.master.zksyncer

Fields in org.apache.hadoop.hbase.master.zksyncer declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	ClientZKSyncer.clientZkWatcher

Constructors in org.apache.hadoop.hbase.master.zksyncer with parameters of type ZKWatcher

Modifier	Constructor	Description
	ClientZKSyncer(ZKWatcher watcher, ZKWatcher clientZkWatcher, Server server)
	MasterAddressSyncer(ZKWatcher watcher, ZKWatcher clientZkWatcher, Server server)
	MetaLocationSyncer(ZKWatcher watcher, ZKWatcher clientZkWatcher, Server server)

Uses of ZKWatcher in org.apache.hadoop.hbase.procedure

Fields in org.apache.hadoop.hbase.procedure declared as ZKWatcher

Modifier and Type	Field	Description
(package private) ZKWatcher	ZKProcedureCoordinationManager.watcher
(package private) ZKWatcher	ZKProcedureCoordinator.watcher

Methods in org.apache.hadoop.hbase.procedure that return ZKWatcher

Modifier and Type	Method	Description
ZKWatcher	ZKProcedureUtil.getWatcher()

Constructors in org.apache.hadoop.hbase.procedure with parameters of type ZKWatcher

Modifier	Constructor	Description
	ZKProcedureCoordinator(ZKWatcher watcher, String procedureClass, String coordName)
	ZKProcedureMemberRpcs(ZKWatcher watcher, String procType)	Must call ZKProcedureMemberRpcs.start(String, ProcedureMember) before this can be used.
	ZKProcedureUtil(ZKWatcher watcher, String procDescription)	Top-level watcher/controller for procedures across the cluster.

Uses of ZKWatcher in org.apache.hadoop.hbase.quotas

Fields in org.apache.hadoop.hbase.quotas declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	RpcThrottleStorage.zookeeper

Constructors in org.apache.hadoop.hbase.quotas with parameters of type ZKWatcher

Modifier	Constructor	Description
	RpcThrottleStorage(ZKWatcher zookeeper, org.apache.hadoop.conf.Configuration conf)

Uses of ZKWatcher in org.apache.hadoop.hbase.regionserver

Methods in org.apache.hadoop.hbase.regionserver with parameters of type ZKWatcher

Modifier and Type	Method	Description
(package private) void	RSRpcServices.start(ZKWatcher zkWatcher)

Uses of ZKWatcher in org.apache.hadoop.hbase.replication

Fields in org.apache.hadoop.hbase.replication declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	ReplicationPeers.zookeeper
protected final ZKWatcher	ZKReplicationStorageBase.zookeeper

Methods in org.apache.hadoop.hbase.replication that return ZKWatcher

Modifier and Type	Method	Description
private ZKWatcher	CopyReplicationPeers.createZKWatcher()

Methods in org.apache.hadoop.hbase.replication with parameters of type ZKWatcher

Modifier and Type	Method	Description
private ReplicationPeerStorage	CopyReplicationPeers.create(String type, org.apache.hadoop.fs.FileSystem fs, ZKWatcher zk)
static ReplicationPeers	ReplicationFactory.getReplicationPeers(org.apache.hadoop.fs.FileSystem fs, ZKWatcher zk, org.apache.hadoop.conf.Configuration conf)
static ReplicationPeerStorage	ReplicationStorageFactory.getReplicationPeerStorage(org.apache.hadoop.fs.FileSystem fs, ZKWatcher zk, org.apache.hadoop.conf.Configuration conf)	Create a new ReplicationPeerStorage.

Constructors in org.apache.hadoop.hbase.replication with parameters of type ZKWatcher

Modifier	Constructor	Description
(package private)	ReplicationPeers(org.apache.hadoop.fs.FileSystem fs, ZKWatcher zookeeper, org.apache.hadoop.conf.Configuration conf)
	ZKReplicationPeerStorage(ZKWatcher zookeeper, org.apache.hadoop.conf.Configuration conf)
	ZKReplicationQueueStorageForMigration(ZKWatcher zookeeper, org.apache.hadoop.conf.Configuration conf)
protected	ZKReplicationStorageBase(ZKWatcher zookeeper, org.apache.hadoop.conf.Configuration conf)

Uses of ZKWatcher in org.apache.hadoop.hbase.replication.regionserver

Fields in org.apache.hadoop.hbase.replication.regionserver declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	ReplicationSyncUp.DummyServer.zkw

Methods in org.apache.hadoop.hbase.replication.regionserver that return ZKWatcher

Modifier and Type	Method	Description
ZKWatcher	ReplicationSyncUp.DummyServer.getZooKeeper()

Constructors in org.apache.hadoop.hbase.replication.regionserver with parameters of type ZKWatcher

Modifier	Constructor	Description
(package private)	DummyServer(org.apache.hadoop.conf.Configuration conf, ZKWatcher zkw)

Uses of ZKWatcher in org.apache.hadoop.hbase.rsgroup

Fields in org.apache.hadoop.hbase.rsgroup declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	RSGroupInfoManagerImpl.watcher

Uses of ZKWatcher in org.apache.hadoop.hbase.security.access

Constructors in org.apache.hadoop.hbase.security.access with parameters of type ZKWatcher

Modifier	Constructor	Description
	ZKPermissionWatcher(ZKWatcher watcher, AuthManager authManager, org.apache.hadoop.conf.Configuration conf)

Uses of ZKWatcher in org.apache.hadoop.hbase.security.token

Constructors in org.apache.hadoop.hbase.security.token with parameters of type ZKWatcher

Modifier	Constructor	Description
	AuthenticationTokenSecretManager(org.apache.hadoop.conf.Configuration conf, ZKWatcher zk, String serverName, long keyUpdateInterval, long tokenMaxLifetime)	Create a new secret manager instance for generating keys.
	LeaderElector(ZKWatcher watcher, String serverName)
	ZKSecretWatcher(org.apache.hadoop.conf.Configuration conf, ZKWatcher watcher, AuthenticationTokenSecretManager secretManager)

Uses of ZKWatcher in org.apache.hadoop.hbase.security.visibility

Methods in org.apache.hadoop.hbase.security.visibility with parameters of type ZKWatcher

Modifier and Type	Method	Description
static VisibilityLabelsCache	VisibilityLabelsCache.createAndGet(ZKWatcher watcher, org.apache.hadoop.conf.Configuration conf)	Creates the singleton instance, if not yet present, and returns the same.

Constructors in org.apache.hadoop.hbase.security.visibility with parameters of type ZKWatcher

Modifier	Constructor	Description
private	VisibilityLabelsCache(ZKWatcher watcher, org.apache.hadoop.conf.Configuration conf)
	ZKVisibilityLabelWatcher(ZKWatcher watcher, VisibilityLabelsCache labelsCache, org.apache.hadoop.conf.Configuration conf)

Uses of ZKWatcher in org.apache.hadoop.hbase.util

Fields in org.apache.hadoop.hbase.util declared as ZKWatcher

Modifier and Type	Field	Description
private ZKWatcher	HBaseFsck.zkw	Deprecated.

Methods in org.apache.hadoop.hbase.util that return ZKWatcher

Modifier and Type	Method	Description
private ZKWatcher	HBaseFsck.createZooKeeperWatcher()	Deprecated.

Methods in org.apache.hadoop.hbase.util with parameters of type ZKWatcher

Modifier and Type	Method	Description
static String	ZKStringFormatter.formatZKString(ZKWatcher zookeeper)

Uses of ZKWatcher in org.apache.hadoop.hbase.util.hbck

Constructors in org.apache.hadoop.hbase.util.hbck with parameters of type ZKWatcher

Modifier	Constructor	Description
	ReplicationChecker(org.apache.hadoop.conf.Configuration conf, ZKWatcher zkw, Connection conn, HbckErrorReporter errorReporter)

Uses of ZKWatcher in org.apache.hadoop.hbase.zookeeper

Fields in org.apache.hadoop.hbase.zookeeper declared as ZKWatcher

Modifier and Type	Field	Description
private final ZKWatcher	ZKClusterId.watcher
protected ZKWatcher	ZKListener.watcher

Methods in org.apache.hadoop.hbase.zookeeper that return ZKWatcher

Modifier and Type	Method	Description
ZKWatcher	ZKListener.getWatcher()	Returns The watcher associated with this listener

Methods in org.apache.hadoop.hbase.zookeeper with parameters of type ZKWatcher

Modifier and Type	Method	Description
private static void	ZKDump.appendHFileRefsZNodes(ZKWatcher zkw, String hFileRefsZNode, StringBuilder sb)
private static void	ZKDump.appendPeerState(ZKWatcher zkw, String znodeToProcess, StringBuilder sb)
private static void	ZKDump.appendPeersZnodes(ZKWatcher zkw, String peersZnode, StringBuilder sb)
private static void	ZKDump.appendRSZnodes(ZKWatcher zkw, String znode, StringBuilder sb)
static void	ZKUtil.asyncCreate(ZKWatcher zkw, String znode, byte[] data, org.apache.zookeeper.AsyncCallback.StringCallback cb, Object ctx)	Async creates the specified node with the specified data.
private static ServerName	MetaTableLocator.blockUntilAvailable(ZKWatcher zkw, int replicaId, long timeout)	Wait until the meta region is available and is not in transition.
static int	ZKUtil.checkExists(ZKWatcher zkw, String znode)	Check if the specified node exists.
static void	ZKUtil.createAndFailSilent(ZKWatcher zkw, String znode)	Creates the specified node, iff the node does not exist.
static void	ZKUtil.createAndFailSilent(ZKWatcher zkw, String znode, byte[] data)	Creates the specified node containing specified data, iff the node does not exist.
private static void	ZKUtil.createAndFailSilent(ZKWatcher zkw, ZKUtil.ZKUtilOp.CreateAndFailSilent cafs)
static int	ZKUtil.createAndWatch(ZKWatcher zkw, String znode, byte[] data)	Creates the specified node with the specified data and watches it.
static boolean	ZKUtil.createEphemeralNodeAndWatch(ZKWatcher zkw, String znode, byte[] data)	Set the specified znode to be an ephemeral node carrying the specified data.
static boolean	ZKUtil.createNodeIfNotExistsAndWatch(ZKWatcher zkw, String znode, byte[] data)	Creates the specified znode to be a persistent node carrying the specified data.
static String	ZKUtil.createNodeIfNotExistsNoWatch(ZKWatcher zkw, String znode, byte[] data, org.apache.zookeeper.CreateMode createMode)	Creates the specified znode with the specified data but does not watch it.
static void	ZKUtil.createSetData(ZKWatcher zkw, String znode, byte[] data)	Set data into node creating node if it doesn't yet exist.
static void	ZKUtil.createWithParents(ZKWatcher zkw, String znode)	Creates the specified node and all parent nodes required for it to exist.
static void	ZKUtil.createWithParents(ZKWatcher zkw, String znode, byte[] data)	Creates the specified node and all parent nodes required for it to exist.
static void	ZKUtil.deleteChildrenRecursively(ZKWatcher zkw, String node)	Delete all the children of the specified node but not the node itself.
static void	ZKUtil.deleteChildrenRecursivelyMultiOrSequential(ZKWatcher zkw, boolean runSequentialOnMultiFailure, String... pathRoots)	Delete all the children of the specified node but not the node itself.
static boolean	MasterAddressTracker.deleteIfEquals(ZKWatcher zkw, String content)	delete the master znode if its content is same as the parameter
static void	MetaTableLocator.deleteMetaLocation(ZKWatcher zookeeper)	Deletes the location of hbase:meta in ZooKeeper.
static void	MetaTableLocator.deleteMetaLocation(ZKWatcher zookeeper, int replicaId)
static void	ZKUtil.deleteNode(ZKWatcher zkw, String node)	Delete the specified node.
static boolean	ZKUtil.deleteNode(ZKWatcher zkw, String node, int version)	Delete the specified node with the specified version.
static void	ZKUtil.deleteNodeFailSilent(ZKWatcher zkw, String node)	Deletes the specified node.
private static void	ZKUtil.deleteNodeFailSilent(ZKWatcher zkw, ZKUtil.ZKUtilOp.DeleteNodeFailSilent dnfs)
static void	ZKUtil.deleteNodeRecursively(ZKWatcher zkw, String node)	Delete the specified node and all of it's children.
static void	ZKUtil.deleteNodeRecursivelyMultiOrSequential(ZKWatcher zkw, boolean runSequentialOnMultiFailure, String... pathRoots)	Delete the specified node and its children.
static String	ZKDump.dump(ZKWatcher zkWatcher)
static int	MasterAddressTracker.getBackupMasterInfoPort(ZKWatcher zkw, ServerName sn)	Get backup master info port.
static List<ServerName>	MasterAddressTracker.getBackupMastersAndRenewWatch(ZKWatcher zkw)	Retrieves the list of registered backup masters and renews a watch on the znode for children updates.
static List<ZKUtil.NodeAndData>	ZKUtil.getChildDataAndWatchForNewChildren(ZKWatcher zkw, String baseNode)	Deprecated. Unused
static List<ZKUtil.NodeAndData>	ZKUtil.getChildDataAndWatchForNewChildren(ZKWatcher zkw, String baseNode, boolean throwOnInterrupt)	Deprecated. Unused
static byte[]	ZKUtil.getData(ZKWatcher zkw, String znode)	Get znode data.
static byte[]	ZKUtil.getDataAndWatch(ZKWatcher zkw, String znode)	Get the data at the specified znode and set a watch.
static byte[]	ZKUtil.getDataAndWatch(ZKWatcher zkw, String znode, boolean throwOnInterrupt)	Get the data at the specified znode and set a watch.
static byte[]	ZKUtil.getDataAndWatch(ZKWatcher zkw, String znode, org.apache.zookeeper.data.Stat stat)	Get the data at the specified znode and set a watch.
private static byte[]	ZKUtil.getDataInternal(ZKWatcher zkw, String znode, org.apache.zookeeper.data.Stat stat, boolean watcherSet, boolean throwOnInterrupt)
static byte[]	ZKUtil.getDataNoWatch(ZKWatcher zkw, String znode, org.apache.zookeeper.data.Stat stat)	Get the data at the specified znode without setting a watch.
static String	ZKSplitLog.getEncodedNodeName(ZKWatcher zkw, String filename)	Deprecated. Gets the full path node name for the log file being split.
static ServerName	MasterAddressTracker.getMasterAddress(ZKWatcher zkw)	Get master address.
static int	MasterAddressTracker.getMasterInfoPort(ZKWatcher zkw)	Get master info port.
static ServerName	MetaTableLocator.getMetaRegionLocation(ZKWatcher zkw)	Gets the meta region location, if available.
static ServerName	MetaTableLocator.getMetaRegionLocation(ZKWatcher zkw, int replicaId)	Gets the meta region location, if available.
static RegionState	MetaTableLocator.getMetaRegionState(ZKWatcher zkw)	Load the meta region state from the meta server ZNode.
static RegionState	MetaTableLocator.getMetaRegionState(ZKWatcher zkw, int replicaId)	Load the meta region state from the meta region server ZNode.
static int	ZKUtil.getNumberOfChildren(ZKWatcher zkw, String znode)	Get the number of children of the specified node.
static String	ZKDump.getReplicationZnodesDump(ZKWatcher zkw)	Returns a string with replication znodes and position of the replication log
private static void	ZKDump.getReplicationZnodesDump(ZKWatcher zkw, StringBuilder sb)	Appends replication znodes to the passed StringBuilder.
static String	ZKSplitLog.getRescanNode(ZKWatcher zkw)	Deprecated.
static UUID	ZKClusterId.getUUIDForCluster(ZKWatcher zkw)	Get the UUID for the provided ZK watcher.
static boolean	ZKSplitLog.isRescanNode(ZKWatcher zkw, String path)	Deprecated. Checks if the given path represents a rescan node.
static List<String>	ZKUtil.listChildrenAndWatchForNewChildren(ZKWatcher zkw, String znode)	Lists the children znodes of the specified znode.
static List<String>	ZKUtil.listChildrenAndWatchThem(ZKWatcher zkw, String znode)	List all the children of the specified znode, setting a watch for children changes and also setting a watch on every individual child in order to get the NodeCreated and NodeDeleted events.
private static List<String>	ZKUtil.listChildrenBFSNoWatch(ZKWatcher zkw, String znode)	BFS Traversal of all the children under path, with the entries in the list, in the same order as that of the traversal.
static List<String>	ZKUtil.listChildrenNoWatch(ZKWatcher zkw, String znode)	Lists the children of the specified znode without setting any watches.
private static void	ZKUtil.logRetrievedMsg(ZKWatcher zkw, String znode, byte[] data, boolean watcherSet)
static void	ZKUtil.logZKTree(ZKWatcher zkw, String root)	Recursively print the current state of ZK (non-transactional)
private static void	ZKUtil.logZKTree(ZKWatcher zkw, String root, String prefix)	Helper method to print the current state of the ZK tree.
static void	ZKUtil.multiOrSequential(ZKWatcher zkw, List<ZKUtil.ZKUtilOp> ops, boolean runSequentialOnMultiFailure)	Use ZooKeeper's multi-update functionality.
static boolean	ZKUtil.nodeHasChildren(ZKWatcher zkw, String znode)	Checks if the specified znode has any children.
private static void	ZKUtil.processSequentially(ZKWatcher zkw, List<ZKUtil.ZKUtilOp> ops)
static String	ZKClusterId.readClusterIdZNode(ZKWatcher watcher)
private static void	ZKAclReset.resetAcls(ZKWatcher zkw, String znode, boolean eraseAcls)
static void	ZKClusterId.setClusterId(ZKWatcher watcher, ClusterId id)
static void	ZKUtil.setData(ZKWatcher zkw, String znode, byte[] data)	Sets the data of the existing znode to be the specified data.
static boolean	ZKUtil.setData(ZKWatcher zkw, String znode, byte[] data, int expectedVersion)	Sets the data of the existing znode to be the specified data.
private static void	ZKUtil.setData(ZKWatcher zkw, ZKUtil.ZKUtilOp.SetData setData)
static boolean	MasterAddressTracker.setMasterAddress(ZKWatcher zkw, String znode, ServerName master, int infoPort)	Set master address into the master znode or into the backup subdirectory of backup masters; switch off the passed in znode path.
static void	MetaTableLocator.setMetaLocation(ZKWatcher zookeeper, ServerName serverName, int replicaId, RegionState.State state)	Sets the location of hbase:meta in ZooKeeper to the specified server address.
static void	MetaTableLocator.setMetaLocation(ZKWatcher zookeeper, ServerName serverName, RegionState.State state)	Sets the location of hbase:meta in ZooKeeper to the specified server address.
static boolean	ZKUtil.setWatchIfNodeExists(ZKWatcher zkw, String znode)	Watch the specified znode, but only if exists.
private static void	ZKUtil.submitBatchedMultiOrSequential(ZKWatcher zkw, boolean runSequentialOnMultiFailure, List<ZKUtil.ZKUtilOp> ops)	Chunks the provided ops when their approximate size exceeds the the configured limit.
private static org.apache.zookeeper.Op	ZKUtil.toZooKeeperOp(ZKWatcher zkw, ZKUtil.ZKUtilOp op)	Convert from ZKUtilOp to ZKOp
static void	ZKUtil.updateExistingNodeData(ZKWatcher zkw, String znode, byte[] data, int expectedVersion)	Deprecated. Unused
private static ServerName	MetaTableLocator.waitMetaRegionLocation(ZKWatcher zkw, int replicaId, long timeout)	Gets the meta region location, if available, and waits for up to the specified timeout if not immediately available.
static ServerName	MetaTableLocator.waitMetaRegionLocation(ZKWatcher zkw, long timeout)	Gets the meta region location, if available, and waits for up to the specified timeout if not immediately available.
static boolean	ZKUtil.watchAndCheckExists(ZKWatcher zkw, String znode)	Watch the specified znode for delete/create/change events.

Constructors in org.apache.hadoop.hbase.zookeeper with parameters of type ZKWatcher

Modifier	Constructor	Description
	ClusterStatusTracker(ZKWatcher watcher, Abortable abortable)	Creates a cluster status tracker.
	DeletionListener(ZKWatcher zkWatcher, String pathToWatch, CountDownLatch deletedLatch)	Create a new instance of the deletion watcher.
	MasterAddressTracker(ZKWatcher watcher, Abortable abortable)	Construct a master address listener with the specified zookeeper reference.
	MasterMaintenanceModeTracker(ZKWatcher watcher)
	ZKClusterId(ZKWatcher watcher, Abortable abortable)
	ZKLeaderManager(ZKWatcher watcher, String leaderZNode, byte[] identifier, Stoppable candidate)	Deprecated.
	ZKListener(ZKWatcher watcher)	Construct a ZooKeeper event listener.
	ZKNodeTracker(ZKWatcher watcher, String node, Abortable abortable)	Constructs a new ZK node tracker.