org.apache.hadoop.hbase.master

Class SplitOrMergeTracker

java.lang.Object

org.apache.hadoop.hbase.master.SplitOrMergeTracker

@InterfaceAudience.Private
public class SplitOrMergeTracker
extends Object

Tracks the switch of split and merge states in ZK

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	SplitOrMergeTracker.SwitchStateTracker

Field Summary

Fields

Modifier and Type	Field and Description
private SplitOrMergeTracker.SwitchStateTracker	mergeStateTracker
private String	mergeZnode
private SplitOrMergeTracker.SwitchStateTracker	splitStateTracker
private String	splitZnode

Constructor Summary

Constructors

Constructor and Description
SplitOrMergeTracker(ZKWatcher watcher, org.apache.hadoop.conf.Configuration conf, Abortable abortable)

Method Summary

Modifier and Type	Method and Description
boolean	isSplitOrMergeEnabled(MasterSwitchType switchType)
void	setSplitOrMergeEnabled(boolean enabled, MasterSwitchType switchType)
void	start()

Methods inherited from class java.lang.Object

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

Field Detail

splitZnode

private String splitZnode

mergeZnode

private String mergeZnode

splitStateTracker

private SplitOrMergeTracker.SwitchStateTracker splitStateTracker

mergeStateTracker

private SplitOrMergeTracker.SwitchStateTracker mergeStateTracker

Constructor Detail

SplitOrMergeTracker

public SplitOrMergeTracker(ZKWatcher watcher,
                           org.apache.hadoop.conf.Configuration conf,
                           Abortable abortable)

Method Detail

start

public void start()

isSplitOrMergeEnabled

public boolean isSplitOrMergeEnabled(MasterSwitchType switchType)

setSplitOrMergeEnabled

public void setSplitOrMergeEnabled(boolean enabled,
                                   MasterSwitchType switchType)
                            throws org.apache.zookeeper.KeeperException

Throws:

org.apache.zookeeper.KeeperException