Package org.apache.cassandra.index.sasi.conf

Class DataTracker

java.lang.Object

org.apache.cassandra.index.sasi.conf.DataTracker

public class DataTracker
extends Object

a pared-down version of DataTracker and DT.View. need one for each index of each column family

Constructor Summary

Constructors

Constructor	Description
DataTracker(AbstractType<?> keyValidator, ColumnIndex index)

Method Summary

Modifier and Type	Method	Description
void	dropData(long truncateUntil)
void	dropData(Collection<SSTableReader> sstablesToRebuild)
View	getView()
boolean	hasSSTable(SSTableReader sstable)
Iterable<SSTableReader>	update(Collection<SSTableReader> oldSSTables, Collection<SSTableReader> newSSTables)	Replaces old SSTables with new by creating new immutable tracker.

Methods inherited from class java.lang.Object

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

Constructor Details

DataTracker

public DataTracker(AbstractType<?> keyValidator,
 ColumnIndex index)

Method Details

getView

public View getView()

update

public Iterable<SSTableReader> update(Collection<SSTableReader> oldSSTables,
 Collection<SSTableReader> newSSTables)

Replaces old SSTables with new by creating new immutable tracker.

Parameters:

oldSSTables - A set of SSTables to remove.

newSSTables - A set of SSTables to add to tracker.

Returns:

A collection of SSTables which don't have component attached for current index.

hasSSTable

public boolean hasSSTable(SSTableReader sstable)

dropData

public void dropData(Collection<SSTableReader> sstablesToRebuild)

dropData

public void dropData(long truncateUntil)