org.apache.hadoop.hbase.regionserver

类 RegionServicesForStores

java.lang.Object

org.apache.hadoop.hbase.regionserver.RegionServicesForStores

@InterfaceAudience.Private
public class RegionServicesForStores
extends Object

Services a Store needs from a Region. RegionServicesForStores class is the interface through which memstore access services at the region level. For example, when using alternative memory formats or due to compaction the memstore needs to take occasional lock and update size counters at the region level.

构造器概要

构造器

构造器和说明
RegionServicesForStores(HRegion region, RegionServerServices rsServices)

方法概要

限定符和类型	方法和说明
void	addMemStoreSize(long dataSizeDelta, long heapSizeDelta, long offHeapSizeDelta, int cellsCountDelta)
void	blockUpdates()
long	getMemStoreFlushSize()
int	getNumStores()
RegionInfo	getRegionInfo()
WAL	getWAL()
void	unblockUpdates()

从类继承的方法 java.lang.Object

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

构造器详细资料

RegionServicesForStores

public RegionServicesForStores(HRegion region,
                               RegionServerServices rsServices)

方法详细资料

blockUpdates

public void blockUpdates()

unblockUpdates

public void unblockUpdates()

addMemStoreSize

public void addMemStoreSize(long dataSizeDelta,
                            long heapSizeDelta,
                            long offHeapSizeDelta,
                            int cellsCountDelta)

getRegionInfo

public RegionInfo getRegionInfo()

getWAL

public WAL getWAL()

getMemStoreFlushSize

public long getMemStoreFlushSize()

getNumStores

public int getNumStores()