Package org.apache.datasketches.quantilescommon

Class DoublesSortedViewIterator

java.lang.Object

org.apache.datasketches.quantilescommon.SortedViewIterator

org.apache.datasketches.quantilescommon.DoublesSortedViewIterator

public final class DoublesSortedViewIterator
extends SortedViewIterator

Iterator over quantile sketches of primitive type double.

Constructor Summary

Constructors

Constructor	Description
DoublesSortedViewIterator(double[] quantiles, long[] cumWeights)	Constructor.

Method Summary

Modifier and Type	Method	Description
double	getQuantile()	Gets the quantile at the current index.

Methods inherited from class org.apache.datasketches.quantilescommon.SortedViewIterator

getN, getNaturalRank, getNaturalRank, getNormalizedRank, getNormalizedRank, getWeight, next

Methods inherited from class java.lang.Object

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

Constructor Details

DoublesSortedViewIterator

public DoublesSortedViewIterator(double[] quantiles,
 long[] cumWeights)

Constructor.

Parameters:

quantiles - the given array of quantiles, which must be ordered.

cumWeights - the given array of cumulative weights, which must be ordered, start with the value one, and the last value must be equal to N, the total number of items updated to the sketch.

Method Details

getQuantile

public double getQuantile()

Gets the quantile at the current index.

Don't call this before calling next() for the first time or after getting false from next().

Returns:

the quantile at the current index.