Package com.arpnetworking.metrics.mad.model.statistics

Interface Calculator<T>

Type Parameters:

T - The type of supporting data.

All Known Subinterfaces:

Accumulator<T>

All Known Implementing Classes:

BaseCalculator, MaxStatistic.MaxAccumulator, MeanStatistic.MeanCalculator, MinStatistic.MinAccumulator, SumStatistic.SumAccumulator, TPStatistic.PercentileCalculator

public interface Calculator<T>

Interface for classes providing computation of a statistic.

Author:

Ville Koskela (ville dot koskela at inscopemetrics dot io)

Method Summary

Modifier and Type	Method	Description
CalculatedValue<T>	calculate(Map<Statistic,Calculator<?>> dependencies)	Compute the value of a statistic.
Statistic	getStatistic()	Accessor for the Statistic computed by this Calculator.

Method Details

getStatistic

Statistic getStatistic()

Accessor for the Statistic computed by this Calculator.

Returns:

The Statistic computed by this Calculator.

calculate

CalculatedValue<T> calculate(Map<Statistic,Calculator<?>> dependencies)

Compute the value of a statistic.

Parameters:

dependencies - The Map of Statistic to its Calculator.

Returns:

The CalculatedValue for the statistic.