com.yahoo.bard.webservice.data.config.metric.makers

Class ThetaSketchSetOperationHelper

java.lang.Object

com.yahoo.bard.webservice.data.config.metric.makers.ThetaSketchSetOperationHelper

public class ThetaSketchSetOperationHelper
extends Object

A Helper class for ThetaSketchSetOperationMaker that builds a ThetaSketchSetOperationPostAggregation from the intersection of filteredAggregators.

Constructor Summary

Constructors

Constructor and Description
ThetaSketchSetOperationHelper()

Method Summary

Modifier and Type	Method and Description
static ThetaSketchSetOperationPostAggregation	makePostAggFromAgg(SketchSetOperationPostAggFunction function, String name, List<FilteredAggregation> filteredAggregationList) This method builds a ThetaSketchSetOperationPostAggregation by applying the set operation specified by 'function' on the FilteredAggregations in the filteredAggregationList.

Methods inherited from class java.lang.Object

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

Constructor Detail

ThetaSketchSetOperationHelper

public ThetaSketchSetOperationHelper()

Method Detail

makePostAggFromAgg

public static ThetaSketchSetOperationPostAggregation makePostAggFromAgg(SketchSetOperationPostAggFunction function,
                                                                        String name,
                                                                        List<FilteredAggregation> filteredAggregationList)

This method builds a ThetaSketchSetOperationPostAggregation by applying the set operation specified by 'function' on the FilteredAggregations in the filteredAggregationList.

Parameters:

function - The set operation to perform. ex: UNION, INTERSECT

name - The name for the resultant SketchSetOperationPostAggregation

filteredAggregationList - A List containing FilteredAggregators that should be used to generate the ThetaSketchSetOperationPostAggregation

Returns:

A ThetaSketchSetOperationPostAggregation, that is obtained by applying the set operation specified by 'function' on the FilteredAggregations in the filteredAggregationList