Package org.apache.cassandra.index.sasi.utils

Class RangeIterator.Builder.Statistics<K extends java.lang.Comparable<K>,D extends CombinedValue<K>>

java.lang.Object

org.apache.cassandra.index.sasi.utils.RangeIterator.Builder.Statistics<K,D>

Enclosing class:

RangeIterator.Builder<K extends java.lang.Comparable<K>,D extends CombinedValue<K>>

public static class RangeIterator.Builder.Statistics<K extends java.lang.Comparable<K>,D extends CombinedValue<K>>
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
protected RangeIterator.Builder.IteratorType	iteratorType
protected K	max
protected RangeIterator<K,D>	maxRange
protected K	min
protected RangeIterator<K,D>	minRange
protected long	tokenCount

Constructor Summary

Constructors

Constructor	Description
Statistics(RangeIterator.Builder.IteratorType iteratorType)

Method Summary

Modifier and Type	Method	Description
boolean	isDisjoint()
double	sizeRatio()
void	update(RangeIterator<K,D> range)	Update statistics information with the given range.

Methods inherited from class java.lang.Object

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

Field Detail

iteratorType

protected final RangeIterator.Builder.IteratorType iteratorType

min

protected K extends java.lang.Comparable<K> min

max

protected K extends java.lang.Comparable<K> max

tokenCount

protected long tokenCount

minRange

protected RangeIterator<K extends java.lang.Comparable<K>,D extends CombinedValue<K>> minRange

maxRange

protected RangeIterator<K extends java.lang.Comparable<K>,D extends CombinedValue<K>> maxRange

Constructor Detail

Statistics

public Statistics(RangeIterator.Builder.IteratorType iteratorType)

Method Detail

update

public void update(RangeIterator<K,D> range)

Update statistics information with the given range. Updates min/max of the combined range, token count and tracks range with the least/most number of tokens.

Parameters:

range - The range to update statistics with.

isDisjoint

public boolean isDisjoint()

sizeRatio

public double sizeRatio()