freenet.support.math

Class TrivialRunningAverage

java.lang.Object

freenet.support.math.TrivialRunningAverage

All Implemented Interfaces:

RunningAverage, java.io.Serializable, java.lang.Cloneable

public final class TrivialRunningAverage
extends java.lang.Object
implements RunningAverage, java.lang.Cloneable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
TrivialRunningAverage()
TrivialRunningAverage(TrivialRunningAverage average)

Method Summary

Modifier and Type	Method and Description
TrivialRunningAverage	clone() Copy the RunningAverage (create a snapshot).
long	countReports()
double	currentValue()
void	report(double d)
void	report(long d)
double	totalValue()
double	valueIfReported(double r) Get what currentValue() would be if we reported some given value

Methods inherited from class java.lang.Object

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

Constructor Detail

TrivialRunningAverage

public TrivialRunningAverage(TrivialRunningAverage average)

Parameters:

average -

TrivialRunningAverage

public TrivialRunningAverage()

Method Detail

countReports

public long countReports()

Specified by:

countReports in interface RunningAverage

Returns:

the total number of reports on this RunningAverage so far. Used for weighted averages, confidence/newbieness estimation etc.

totalValue

public double totalValue()

currentValue

public double currentValue()

Specified by:

currentValue in interface RunningAverage

Returns:

report

public void report(double d)

Specified by:

report in interface RunningAverage

Parameters:

d -

report

public void report(long d)

Specified by:

report in interface RunningAverage

Parameters:

d -

valueIfReported

public double valueIfReported(double r)

Description copied from interface: RunningAverage

Get what currentValue() would be if we reported some given value

Specified by:

valueIfReported in interface RunningAverage

Parameters:

r - the value to mimic reporting

Returns:

the output of currentValue() if we were to report r

clone

public TrivialRunningAverage clone()

Description copied from interface: RunningAverage

Copy the RunningAverage (create a snapshot). Deep copy, the new RA won't change when the first one does. Will synchronize on the original during the copy process.

Specified by:

clone in interface RunningAverage

Overrides:

clone in class java.lang.Object