org.apache.hadoop.hbase.regionserver

类 MemStoreSnapshot

java.lang.Object

org.apache.hadoop.hbase.regionserver.MemStoreSnapshot

@InterfaceAudience.Private
public class MemStoreSnapshot
extends Object

Holds details of the snapshot taken on a MemStore. Details include the snapshot's identifier, count of cells in it and total memory size occupied by all the cells, timestamp information of all the cells and a scanner to read all cells in it.

构造器概要

构造器

构造器和说明
MemStoreSnapshot(long id, int cellsCount, long size, TimeRangeTracker timeRangeTracker, KeyValueScanner scanner, boolean tagsPresent)

方法概要

方法

限定符和类型	方法和说明
int	getCellsCount()
long	getId()
KeyValueScanner	getScanner()
long	getSize()
TimeRangeTracker	getTimeRangeTracker()
boolean	isTagsPresent()

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

MemStoreSnapshot

public MemStoreSnapshot(long id,
                int cellsCount,
                long size,
                TimeRangeTracker timeRangeTracker,
                KeyValueScanner scanner,
                boolean tagsPresent)

方法详细资料

getId

public long getId()

返回:

snapshot's identifier.

getCellsCount

public int getCellsCount()

返回:

Number of Cells in this snapshot.

getSize

public long getSize()

返回:

Total memory size occupied by this snapshot.

getTimeRangeTracker

public TimeRangeTracker getTimeRangeTracker()

返回:

TimeRangeTracker for all the Cells in the snapshot.

getScanner

public KeyValueScanner getScanner()

返回:

KeyValueScanner for iterating over the snapshot

isTagsPresent

public boolean isTagsPresent()

返回:

true if tags are present in this snapshot