de.lmu.ifi.dbs.elki.logging.statistics

Class NanoDuration

java.lang.Object

de.lmu.ifi.dbs.elki.logging.statistics.AbstractStatistic

de.lmu.ifi.dbs.elki.logging.statistics.NanoDuration

All Implemented Interfaces:

Duration, Statistic

public class NanoDuration
extends AbstractStatistic
implements Duration

Class that tracks the runtime of a task with System.nanoTime()

Since:

0.6.0

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
(package private) long	begin Tracking variables.
(package private) long	end Tracking variables.

Fields inherited from class de.lmu.ifi.dbs.elki.logging.statistics.AbstractStatistic

key

Constructor Summary

Constructors

Constructor and Description
NanoDuration(java.lang.String key) Constructor.

Method Summary

Modifier and Type	Method and Description
NanoDuration	begin() Start the timer.
NanoDuration	end() Finish the timer.
java.lang.String	formatValue() Get a formatted version of the value, for output.
long	getBegin() Get the begin of the interval.
long	getDuration() Get the duration of the interval.
long	getEnd() Get the end of the interval.

Methods inherited from class de.lmu.ifi.dbs.elki.logging.statistics.AbstractStatistic

getKey, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.logging.statistics.Statistic

getKey

Field Detail

begin

long begin

Tracking variables.

end

long end

Tracking variables.

Constructor Detail

NanoDuration

public NanoDuration(java.lang.String key)

Constructor.

Parameters:

key - Key

Method Detail

begin

public NanoDuration begin()

Description copied from interface: Duration

Start the timer.

Specified by:

begin in interface Duration

end

public NanoDuration end()

Description copied from interface: Duration

Finish the timer.

Specified by:

end in interface Duration

getBegin

public long getBegin()

Description copied from interface: Duration

Get the begin of the interval.

Specified by:

getBegin in interface Duration

Returns:

Begin

getEnd

public long getEnd()

Description copied from interface: Duration

Get the end of the interval.

Specified by:

getEnd in interface Duration

Returns:

End

getDuration

public long getDuration()

Description copied from interface: Duration

Get the duration of the interval.

Specified by:

getDuration in interface Duration

Returns:

Duration

formatValue

public java.lang.String formatValue()

Description copied from interface: Statistic

Get a formatted version of the value, for output.

Specified by:

formatValue in interface Statistic

Returns:

Value