org.perfcake.reporting.reporter.accumulator

Class HarmonicMeanAccumulator

java.lang.Object

org.perfcake.reporting.reporter.accumulator.SumAccumulator

org.perfcake.reporting.reporter.accumulator.HarmonicMeanAccumulator

All Implemented Interfaces:

Accumulator<Double>

public class HarmonicMeanAccumulator
extends SumAccumulator

Accumulates an harmonic mean. Atomic types are not used because both values must be set at the same time. Hence the methods are synchronized.

Author:

Martin Večeřa, Pavel Macík

Constructor Summary

Constructors

Constructor and Description
HarmonicMeanAccumulator()

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.
void	reset() Resets the accumulator to the default state.

Methods inherited from class java.lang.Object

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

Constructor Detail

HarmonicMeanAccumulator

public HarmonicMeanAccumulator()

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 SumAccumulator

Parameters:

number - The value to be accumulated.

getResult

public Double getResult()

Description copied from interface: Accumulator

Gets the accumulated result of currently added values.

Specified by:

getResult in interface Accumulator<Double>

Overrides:

getResult in class SumAccumulator

Returns:

The result of the accumulation.

reset

public void reset()

Description copied from interface: Accumulator

Resets the accumulator to the default state.

Specified by:

reset in interface Accumulator<Double>

Overrides:

reset in class SumAccumulator