org.apache.cassandra.db

Class DataTracker.View

java.lang.Object

org.apache.cassandra.db.DataTracker.View

Enclosing class:

DataTracker

public static class DataTracker.View
extends java.lang.Object

An immutable structure holding the current memtable, the memtables pending flush, the sstables for a column family, and the sstables that are active in compaction (a subset of the sstables).

Field Summary

Fields

Modifier and Type	Field and Description
java.util.Set<SSTableReader>	compacting
DataTracker.SSTableIntervalTree	intervalTree
java.util.Set<SSTableReader>	shadowed
java.util.Set<SSTableReader>	sstables
java.util.Map<SSTableReader,SSTableReader>	sstablesMap

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Iterable<Memtable>	getAllMemtables()
Memtable	getCurrentMemtable()
java.lang.Iterable<Memtable>	getMemtablesPendingFlush()
Memtable	getOldestMemtable()
com.google.common.collect.Sets.SetView<SSTableReader>	nonCompactingSStables()
java.util.List<SSTableReader>	sstablesInBounds(AbstractBounds<RowPosition> rowBounds)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

compacting

public final java.util.Set<SSTableReader> compacting

sstables

public final java.util.Set<SSTableReader> sstables

sstablesMap

public final java.util.Map<SSTableReader,SSTableReader> sstablesMap

shadowed

public final java.util.Set<SSTableReader> shadowed

intervalTree

public final DataTracker.SSTableIntervalTree intervalTree

Method Detail

getOldestMemtable

public Memtable getOldestMemtable()

getCurrentMemtable

public Memtable getCurrentMemtable()

getMemtablesPendingFlush

public java.lang.Iterable<Memtable> getMemtablesPendingFlush()

getAllMemtables

public java.lang.Iterable<Memtable> getAllMemtables()

Returns:

the active memtable and all the memtables that are pending flush.

nonCompactingSStables

public com.google.common.collect.Sets.SetView<SSTableReader> nonCompactingSStables()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

sstablesInBounds

public java.util.List<SSTableReader> sstablesInBounds(AbstractBounds<RowPosition> rowBounds)