org.apache.hadoop.hbase.master.assignment

类 RegionStateStore

java.lang.Object

org.apache.hadoop.hbase.master.assignment.RegionStateStore

@InterfaceAudience.Private
public class RegionStateStore
extends Object

Store Region State to hbase:meta table.

嵌套类概要

嵌套类

限定符和类型	类和说明
static interface	RegionStateStore.RegionStateVisitor

字段概要

字段

限定符和类型	字段和说明
protected static char	META_REPLICA_ID_DELIMITER The delimiter for meta columns for replicaIds > 0

构造器概要

构造器

构造器和说明
RegionStateStore(MasterServices master)

方法概要

限定符和类型	方法和说明
void	deleteRegion(RegionInfo regionInfo)
void	deleteRegions(List<RegionInfo> regions)
static RegionState.State	getRegionState(Result r, int replicaId) Pull the region state from a catalog table Result.
void	mergeRegions(RegionInfo child, RegionInfo hriA, RegionInfo hriB, ServerName serverName)
void	splitRegion(RegionInfo parent, RegionInfo hriA, RegionInfo hriB, ServerName serverName)
void	updateRegionLocation(RegionStates.RegionStateNode regionStateNode)
void	visitMeta(RegionStateStore.RegionStateVisitor visitor)

从类继承的方法 java.lang.Object

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

字段详细资料

META_REPLICA_ID_DELIMITER

protected static final char META_REPLICA_ID_DELIMITER

The delimiter for meta columns for replicaIds > 0

另请参阅:

常量字段值

构造器详细资料

RegionStateStore

public RegionStateStore(MasterServices master)

方法详细资料

visitMeta

public void visitMeta(RegionStateStore.RegionStateVisitor visitor)
               throws IOException

抛出:

IOException

updateRegionLocation

public void updateRegionLocation(RegionStates.RegionStateNode regionStateNode)
                          throws IOException

抛出:

IOException

splitRegion

public void splitRegion(RegionInfo parent,
                        RegionInfo hriA,
                        RegionInfo hriB,
                        ServerName serverName)
                 throws IOException

抛出:

IOException

mergeRegions

public void mergeRegions(RegionInfo child,
                         RegionInfo hriA,
                         RegionInfo hriB,
                         ServerName serverName)
                  throws IOException

抛出:

IOException

deleteRegion

public void deleteRegion(RegionInfo regionInfo)
                  throws IOException

抛出:

IOException

deleteRegions

public void deleteRegions(List<RegionInfo> regions)
                   throws IOException

抛出:

IOException

getRegionState

public static RegionState.State getRegionState(Result r,
                                               int replicaId)

Pull the region state from a catalog table Result.

参数:

r - Result to pull the region state from

返回:

the region state, or null if unknown.