org.apache.hadoop.hbase.zookeeper

Class RegionNormalizerTracker

java.lang.Object

org.apache.hadoop.hbase.zookeeper.ZKListener

org.apache.hadoop.hbase.zookeeper.ZKNodeTracker

org.apache.hadoop.hbase.zookeeper.RegionNormalizerTracker

@InterfaceAudience.Private
public class RegionNormalizerTracker
extends ZKNodeTracker

Tracks region normalizer state up in ZK

Field Summary

Fields

Modifier and Type	Field and Description
private static org.slf4j.Logger	LOG

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

abortable, node

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

watcher

Constructor Summary

Constructors

Constructor and Description
RegionNormalizerTracker(ZKWatcher watcher, Abortable abortable)

Method Summary

Modifier and Type	Method and Description
boolean	isNormalizerOn() Return true if region normalizer is on, false otherwise
private org.apache.hadoop.hbase.shaded.protobuf.generated.RegionNormalizerProtos.RegionNormalizerState	parseFrom(byte[] pbBytes)
void	setNormalizerOn(boolean normalizerOn) Set region normalizer on/off
private byte[]	toByteArray(boolean isNormalizerOn)

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

blockUntilAvailable, blockUntilAvailable, checkIfBaseNodeAvailable, getData, getNode, nodeCreated, nodeDataChanged, nodeDeleted, postStart, start, stop, toString

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

getWatcher, nodeChildrenChanged

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final org.slf4j.Logger LOG

Constructor Detail

RegionNormalizerTracker

public RegionNormalizerTracker(ZKWatcher watcher,
                               Abortable abortable)

Method Detail

isNormalizerOn

public boolean isNormalizerOn()

Return true if region normalizer is on, false otherwise

setNormalizerOn

public void setNormalizerOn(boolean normalizerOn)
                     throws org.apache.zookeeper.KeeperException

Set region normalizer on/off

Parameters:

normalizerOn - whether normalizer should be on or off

Throws:

org.apache.zookeeper.KeeperException - if a ZooKeeper operation fails

toByteArray

private byte[] toByteArray(boolean isNormalizerOn)

parseFrom

private org.apache.hadoop.hbase.shaded.protobuf.generated.RegionNormalizerProtos.RegionNormalizerState parseFrom(byte[] pbBytes)
                                                                                                          throws DeserializationException

Throws:

DeserializationException