org.apache.cassandra.io.sstable
Class SSTableMetadata.Collector

java.lang.Object
  org.apache.cassandra.io.sstable.SSTableMetadata.Collector

Enclosing class:

SSTableMetadata

public static class SSTableMetadata.Collector
extends java.lang.Object

Field Summary

protected java.util.Set<java.lang.Integer>	ancestors
protected double	compressionRatio
protected EstimatedHistogram	estimatedColumnCount
protected EstimatedHistogram	estimatedRowSize
protected StreamingHistogram	estimatedTombstoneDropTime
protected long	maxTimestamp
protected ReplayPosition	replayPosition

Constructor Summary

SSTableMetadata.Collector()

Method Summary

SSTableMetadata.Collector	addAncestor(int generation)
void	addColumnCount(long columnCount)
void	addCompressionRatio(long compressed, long uncompressed) Ratio is compressed/uncompressed and it is if you have 1.x then compression isn't helping
void	addRowSize(long rowSize)
SSTableMetadata.Collector	estimatedColumnCount(EstimatedHistogram estimatedColumnCount)
SSTableMetadata.Collector	estimatedRowSize(EstimatedHistogram estimatedRowSize)
SSTableMetadata	finalizeMetadata(java.lang.String partitioner)
void	mergeTombstoneHistogram(StreamingHistogram histogram)
SSTableMetadata.Collector	replayPosition(ReplayPosition replayPosition)
void	updateMaxTimestamp(long potentialMax)

Methods inherited from class java.lang.Object

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

Field Detail

estimatedRowSize

protected EstimatedHistogram estimatedRowSize

estimatedColumnCount

protected EstimatedHistogram estimatedColumnCount

replayPosition

protected ReplayPosition replayPosition

maxTimestamp

protected long maxTimestamp

compressionRatio

protected double compressionRatio

ancestors

protected java.util.Set<java.lang.Integer> ancestors

estimatedTombstoneDropTime

protected StreamingHistogram estimatedTombstoneDropTime

Constructor Detail

SSTableMetadata.Collector

public SSTableMetadata.Collector()

Method Detail

addRowSize

public void addRowSize(long rowSize)

addColumnCount

public void addColumnCount(long columnCount)

mergeTombstoneHistogram

public void mergeTombstoneHistogram(StreamingHistogram histogram)

addCompressionRatio

public void addCompressionRatio(long compressed,
                                long uncompressed)

Ratio is compressed/uncompressed and it is if you have 1.x then compression isn't helping

updateMaxTimestamp

public void updateMaxTimestamp(long potentialMax)

finalizeMetadata

public SSTableMetadata finalizeMetadata(java.lang.String partitioner)

estimatedRowSize

public SSTableMetadata.Collector estimatedRowSize(EstimatedHistogram estimatedRowSize)

estimatedColumnCount

public SSTableMetadata.Collector estimatedColumnCount(EstimatedHistogram estimatedColumnCount)

replayPosition

public SSTableMetadata.Collector replayPosition(ReplayPosition replayPosition)

addAncestor

public SSTableMetadata.Collector addAncestor(int generation)