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

Class ThetaSketchMaker

java.lang.Object

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

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

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

public class ThetaSketchMaker
extends RawAggregationMetricMaker

Metric maker to wrap sketch metric aggregations.

Field Summary

Fields inherited from class com.yahoo.bard.webservice.data.config.metric.makers.MetricMaker

metrics, NO_OP_MAP_PROVIDER, NO_OP_MAPPER

Constructor Summary

Constructors

Constructor and Description
ThetaSketchMaker(MetricDictionary metrics, int sketchSize) Constructor.

Method Summary

Modifier and Type	Method and Description
ResultSetMapper	getResultSetMapper(String metricName) The result set mapper associated with this metric.

Methods inherited from class com.yahoo.bard.webservice.data.config.metric.makers.RawAggregationMetricMaker

assertDependentMetricsExist, getDependentMetricsRequired, makeInner

Methods inherited from class com.yahoo.bard.webservice.data.config.metric.makers.MetricMaker

assertRequiredDependentMetricCount, getDependentQuery, getMergedQuery, getNumericField, getNumericField, getSketchField, getSketchField, make, make, make, makeInner

Methods inherited from class java.lang.Object

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

Constructor Detail

ThetaSketchMaker

public ThetaSketchMaker(MetricDictionary metrics,
                        int sketchSize)

Constructor.

Parameters:

metrics - A mapping of metric names to the corresponding LogicalMetrics. Used to resolve metric names when making the logical metric.

sketchSize - The size beyond which the sketch constructed by this maker should perform approximations.

Method Detail

getResultSetMapper

public ResultSetMapper getResultSetMapper(String metricName)

Description copied from class: RawAggregationMetricMaker

The result set mapper associated with this metric.

Overrides:

getResultSetMapper in class RawAggregationMetricMaker

Parameters:

metricName - The metric name modified by this result set mapper (if any)

Returns:

The result set mapper bound to a metric being produced by this maker.