org.perfcake.reporting.reporter.accumulator

Class SlidingWindowHarmonicMeanAccumulator

java.lang.Object

org.perfcake.reporting.reporter.accumulator.AbstractSlidingWindowAccumulator<Double>

org.perfcake.reporting.reporter.accumulator.SlidingWindowHarmonicMeanAccumulator

All Implemented Interfaces:

Accumulator<Double>

public class SlidingWindowHarmonicMeanAccumulator
extends AbstractSlidingWindowAccumulator<Double>

Accumulates an harmonic mean over a set of the number of recently reported values.

Author:

Martin Večeřa, Pavel Macík

Constructor Summary

Constructors

Constructor and Description
SlidingWindowHarmonicMeanAccumulator(int windowSize) Creates a new harmonic mean accumulator with the sliding window of a given size.

Method Summary

Modifier and Type	Method and Description
void	add(Double number) Adds a value to the accumulator.
Double	getResult() Gets the accumulated result of currently added values.

Methods inherited from class org.perfcake.reporting.reporter.accumulator.AbstractSlidingWindowAccumulator

reset

Methods inherited from class java.lang.Object

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

Constructor Detail

SlidingWindowHarmonicMeanAccumulator

public SlidingWindowHarmonicMeanAccumulator(int windowSize)

Creates a new harmonic mean accumulator with the sliding window of a given size.

Parameters:

windowSize - Size of the sliding window.

Method Detail

add

public void add(Double number)

Description copied from interface: Accumulator

Adds a value to the accumulator. This value is accumulated with the previously reported values.

Specified by:

add in interface Accumulator<Double>

Overrides:

add in class AbstractSlidingWindowAccumulator<Double>

Parameters:

number - The value to be accumulated.

getResult

public Double getResult()

Description copied from interface: Accumulator

Gets the accumulated result of currently added values.

Returns:

The result of the accumulation.