org.apache.hadoop.hbase.regionserver

类 CellChunkImmutableSegment

java.lang.Object

org.apache.hadoop.hbase.regionserver.Segment

org.apache.hadoop.hbase.regionserver.ImmutableSegment

org.apache.hadoop.hbase.regionserver.CellChunkImmutableSegment

所有已实现的接口:

MemStoreSizing

@InterfaceAudience.Private
public class CellChunkImmutableSegment
extends ImmutableSegment

CellChunkImmutableSegment extends the API supported by a Segment, and ImmutableSegment. This immutable segment is working with CellSet with CellChunkMap delegatee.

字段概要

字段

限定符和类型	字段和说明
static long	DEEP_OVERHEAD_CCM
static float	INDEX_CHUNK_UNUSED_SPACE_PRECENTAGE

从类继承的字段 org.apache.hadoop.hbase.regionserver.ImmutableSegment

DEEP_OVERHEAD

从类继承的字段 org.apache.hadoop.hbase.regionserver.Segment

FIXED_OVERHEAD, memStoreSizing, minSequenceId, tagsPresent, timeRangeTracker

从接口继承的字段 org.apache.hadoop.hbase.regionserver.MemStoreSizing

DUD

构造器概要

构造器

限定符	构造器和说明
protected	CellChunkImmutableSegment(CellComparator comparator, MemStoreSegmentsIterator iterator, MemStoreLAB memStoreLAB, int numOfCells, MemStoreCompactionStrategy.Action action) ------------------------------------------------------------------------ C-tor to be used when new CellChunkImmutableSegment is built as a result of compaction/merge of a list of older ImmutableSegments.
protected	CellChunkImmutableSegment(CSLMImmutableSegment segment, MemStoreSizing memstoreSizing, MemStoreCompactionStrategy.Action action) ------------------------------------------------------------------------ C-tor to be used when new CellChunkImmutableSegment is built as a result of flattening of CSLMImmutableSegment The given iterator returns the Cells that "survived" the compaction.

方法概要

限定符和类型	方法和说明
protected boolean	canBeFlattened()
protected long	indexEntryOffHeapSize(boolean offHeap)
protected long	indexEntryOnHeapSize(boolean onHeap)
protected long	indexEntrySize()

从类继承的方法 org.apache.hadoop.hbase.regionserver.ImmutableSegment

getAllSegments, getNumOfSegments, getNumUniqueKeys, toString

从类继承的方法 org.apache.hadoop.hbase.regionserver.Segment

close, compare, compareRows, decScannerCount, getCellsCount, getCellSet, getComparator, getDataSize, getHeapSize, getMemStoreSize, getMinSequenceId, getOffHeapSize, getScanner, getScanners, getTimeRangeTracker, headSet, heapSizeChange, incMemStoreSize, incScannerCount, internalAdd, isEmpty, isTagsPresent, iterator, last, maybeCloneWithAllocator, offHeapSizeChange, setCellSet, shouldSeek, tailSet, updateMetaInfo, updateMetaInfo

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.hadoop.hbase.regionserver.MemStoreSizing

decMemStoreSize, decMemStoreSize, incMemStoreSize

字段详细资料

DEEP_OVERHEAD_CCM

public static final long DEEP_OVERHEAD_CCM

INDEX_CHUNK_UNUSED_SPACE_PRECENTAGE

public static final float INDEX_CHUNK_UNUSED_SPACE_PRECENTAGE

另请参阅:

常量字段值

构造器详细资料

CellChunkImmutableSegment

protected CellChunkImmutableSegment(CellComparator comparator,
                                    MemStoreSegmentsIterator iterator,
                                    MemStoreLAB memStoreLAB,
                                    int numOfCells,
                                    MemStoreCompactionStrategy.Action action)

------------------------------------------------------------------------ C-tor to be used when new CellChunkImmutableSegment is built as a result of compaction/merge of a list of older ImmutableSegments. The given iterator returns the Cells that "survived" the compaction.

CellChunkImmutableSegment

protected CellChunkImmutableSegment(CSLMImmutableSegment segment,
                                    MemStoreSizing memstoreSizing,
                                    MemStoreCompactionStrategy.Action action)

------------------------------------------------------------------------ C-tor to be used when new CellChunkImmutableSegment is built as a result of flattening of CSLMImmutableSegment The given iterator returns the Cells that "survived" the compaction.

方法详细资料

indexEntryOnHeapSize

protected long indexEntryOnHeapSize(boolean onHeap)

覆盖:

indexEntryOnHeapSize 在类中 Segment

indexEntryOffHeapSize

protected long indexEntryOffHeapSize(boolean offHeap)

覆盖:

indexEntryOffHeapSize 在类中 Segment

indexEntrySize

protected long indexEntrySize()

指定者:

indexEntrySize 在类中 Segment

canBeFlattened

protected boolean canBeFlattened()

指定者:

canBeFlattened 在类中 ImmutableSegment