org.apache.hadoop.hbase.util

Class HbckTableInfo

java.lang.Object

org.apache.hadoop.hbase.util.HbckTableInfo

@InterfaceAudience.Private
 @InterfaceStability.Evolving
public class HbckTableInfo
extends Object

Maintain information about a particular table.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) class	HbckTableInfo.HDFSIntegrityFixer This handler fixes integrity errors from hdfs information.
(package private) class	HbckTableInfo.IntegrityFixSuggester

Field Summary

Fields

Modifier and Type	Field and Description
(package private) List<HbckRegionInfo>	backwards
(package private) TreeSet<ServerName>	deployedOn
(package private) HBaseFsck	hbck
(package private) Set<TableDescriptor>	htds
private static org.slf4j.Logger	LOG
(package private) org.apache.hbase.thirdparty.com.google.common.collect.Multimap<byte[],HbckRegionInfo>	overlapGroups
private org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList<RegionInfo>	regionsFromMeta
(package private) RegionSplitCalculator<HbckRegionInfo>	sc
(package private) Map<org.apache.hadoop.fs.Path,HbckRegionInfo>	sidelinedRegions
(package private) TableName	tableName
private static String	TO_BE_LOADED

Constructor Summary

Constructors

Constructor and Description
HbckTableInfo(TableName name, HBaseFsck hbck)

Method Summary

Modifier and Type	Method and Description
void	addRegionInfo(HbckRegionInfo hir)
void	addServer(ServerName server)
boolean	checkRegionChain(TableIntegrityErrorHandler handler) Check the region chain (from META) of this table.
private void	dump(SortedSet<byte[]> splits, org.apache.hbase.thirdparty.com.google.common.collect.Multimap<byte[],HbckRegionInfo> regions) This dumps data in a visually reasonable way for visual debugging
private void	dumpOverlapProblems(org.apache.hbase.thirdparty.com.google.common.collect.Multimap<byte[],HbckRegionInfo> regions)
private void	dumpSidelinedRegions(Map<org.apache.hadoop.fs.Path,HbckRegionInfo> regions)
TableName	getName()
int	getNumRegions()
org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList<RegionInfo>	getRegionsFromMeta(TreeMap<String,HbckRegionInfo> regionInfoMap)
(package private) TableDescriptor	getTableDescriptor()
private boolean	handleOverlapsParallel(TableIntegrityErrorHandler handler, byte[] prevKey)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final org.slf4j.Logger LOG

TO_BE_LOADED

private static final String TO_BE_LOADED

See Also:

Constant Field Values

tableName

TableName tableName

deployedOn

TreeSet<ServerName> deployedOn

backwards

final List<HbckRegionInfo> backwards

sidelinedRegions

final Map<org.apache.hadoop.fs.Path,HbckRegionInfo> sidelinedRegions

sc

final RegionSplitCalculator<HbckRegionInfo> sc

htds

final Set<TableDescriptor> htds

overlapGroups

final org.apache.hbase.thirdparty.com.google.common.collect.Multimap<byte[],HbckRegionInfo> overlapGroups

regionsFromMeta

private org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList<RegionInfo> regionsFromMeta

hbck

HBaseFsck hbck

Constructor Detail

HbckTableInfo

HbckTableInfo(TableName name,
              HBaseFsck hbck)

Method Detail

getTableDescriptor

TableDescriptor getTableDescriptor()

Returns:

descriptor common to all regions. null if are none or multiple!

addRegionInfo

public void addRegionInfo(HbckRegionInfo hir)

addServer

public void addServer(ServerName server)

getName

public TableName getName()

getNumRegions

public int getNumRegions()

getRegionsFromMeta

public org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList<RegionInfo> getRegionsFromMeta(TreeMap<String,HbckRegionInfo> regionInfoMap)

checkRegionChain

public boolean checkRegionChain(TableIntegrityErrorHandler handler)
                         throws IOException

Check the region chain (from META) of this table. We are looking for holes, overlaps, and cycles.

Returns:

false if there are errors

Throws:

IOException

handleOverlapsParallel

private boolean handleOverlapsParallel(TableIntegrityErrorHandler handler,
                                       byte[] prevKey)
                                throws IOException

Throws:

IOException

dump

private void dump(SortedSet<byte[]> splits,
                  org.apache.hbase.thirdparty.com.google.common.collect.Multimap<byte[],HbckRegionInfo> regions)

This dumps data in a visually reasonable way for visual debugging

dumpOverlapProblems

private void dumpOverlapProblems(org.apache.hbase.thirdparty.com.google.common.collect.Multimap<byte[],HbckRegionInfo> regions)

dumpSidelinedRegions

private void dumpSidelinedRegions(Map<org.apache.hadoop.fs.Path,HbckRegionInfo> regions)