Package com.yahoo.search.grouping.request

Class QuantileAggregator

java.lang.Object

com.yahoo.search.grouping.request.GroupingNode

com.yahoo.search.grouping.request.GroupingExpression

com.yahoo.search.grouping.request.AggregatorNode

com.yahoo.search.grouping.request.QuantileAggregator

public class QuantileAggregator
extends AggregatorNode

This class represents a quantile-aggregator in a GroupingExpression. It evaluates to the quantiles of the contained expression evaluated to over all the inputs.

Author:

johsol

Constructor Summary

Constructors

Constructor	Description
QuantileAggregator(List<Number> quantiles, GroupingExpression expression)	Constructs a new instance of this class.

Method Summary

Modifier and Type	Method	Description
QuantileAggregator	copy()	Returns a deep copy of this
List<Double>	getQuantiles()
String	toString()

Methods inherited from class com.yahoo.search.grouping.request.AggregatorNode

getExpression, resolveLevel, visit

Methods inherited from class com.yahoo.search.grouping.request.GroupingExpression

asImage, asString, getLevel, getLevelOrNull, setLabel

Methods inherited from class com.yahoo.search.grouping.request.GroupingNode

getImage, getLabel

Methods inherited from class java.lang.Object

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

Constructor Details

QuantileAggregator

public QuantileAggregator(List<Number> quantiles,
 GroupingExpression expression)

Constructs a new instance of this class.

Parameters:

quantiles - the quantiles to be aggregated.

expression - the expression to aggregate on.

Method Details

getQuantiles

public List<Double> getQuantiles()

copy

public QuantileAggregator copy()

Description copied from class: GroupingExpression

Returns a deep copy of this

Specified by:

copy in class GroupingExpression

toString

public String toString()

Overrides:

toString in class GroupingNode