net.grinder.statistics

Interface StatisticExpression

All Known Subinterfaces:

PeakStatisticExpression

public interface StatisticExpression

Interface to apply a statistics calculation to a StatisticsSet.

Author:

Philip Aston

See Also:

StatisticExpressionFactoryImplementation

Method Summary

Methods

Modifier and Type	Method and Description
double	getDoubleValue(StatisticsSet statisticsSet) Apply this StatisticExpression to the given StatisticsSet and return the result as a double.
long	getLongValue(StatisticsSet statisticsSet) Apply this StatisticExpression to the given StatisticsSet and return the result as a long, rounding as necessary.
boolean	isDouble() Returns true if the type of this StatisticExpression is non integral.

Method Detail

getDoubleValue

double getDoubleValue(StatisticsSet statisticsSet)

Apply this StatisticExpression to the given StatisticsSet and return the result as a double.

Parameters:

statisticsSet - A StatisticsSet value.

Returns:

The result.

getLongValue

long getLongValue(StatisticsSet statisticsSet)

Apply this StatisticExpression to the given StatisticsSet and return the result as a long, rounding as necessary.

Parameters:

statisticsSet - A StatisticsSet value.

Returns:

The result.

isDouble

boolean isDouble()

Returns true if the type of this StatisticExpression is non integral. Callers might use this to decide which accessor to call to ensure that information is not lost, or how to format the result.

Returns:

a boolean value