org.apache.hadoop.hbase.zookeeper

Class RecoveringRegionWatcher

java.lang.Object

org.apache.hadoop.hbase.zookeeper.ZooKeeperListener

org.apache.hadoop.hbase.zookeeper.RecoveringRegionWatcher

@InterfaceAudience.Private
public class RecoveringRegionWatcher
extends ZooKeeperListener

Watcher used to be notified of the recovering region coming out of recovering state

Field Summary

Fields inherited from class org.apache.hadoop.hbase.zookeeper.ZooKeeperListener

watcher

Constructor Summary

Constructors

Constructor and Description
RecoveringRegionWatcher(ZooKeeperWatcher watcher, HRegionServer server) Construct a ZooKeeper event listener.

Method Summary

Modifier and Type	Method and Description
void	nodeChildrenChanged(String path) Called when an existing node has a child node added or removed.
void	nodeDataChanged(String path) Called when an existing node has changed data.
void	nodeDeleted(String path) Called when a node has been deleted

Methods inherited from class org.apache.hadoop.hbase.zookeeper.ZooKeeperListener

getWatcher, nodeCreated

Methods inherited from class java.lang.Object

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

Constructor Detail

RecoveringRegionWatcher

public RecoveringRegionWatcher(ZooKeeperWatcher watcher,
                               HRegionServer server)

Construct a ZooKeeper event listener.

Method Detail

nodeDeleted

public void nodeDeleted(String path)

Called when a node has been deleted

Overrides:

nodeDeleted in class ZooKeeperListener

Parameters:

path - full path of the deleted node

nodeDataChanged

public void nodeDataChanged(String path)

Description copied from class: ZooKeeperListener

Called when an existing node has changed data.

Overrides:

nodeDataChanged in class ZooKeeperListener

Parameters:

path - full path of the updated node

nodeChildrenChanged

public void nodeChildrenChanged(String path)

Description copied from class: ZooKeeperListener

Called when an existing node has a child node added or removed.

Overrides:

nodeChildrenChanged in class ZooKeeperListener

Parameters:

path - full path of the node whose children have changed