org.openimaj.experiment.agent

Class TimeTracker

java.lang.Object

org.openimaj.experiment.agent.TimeTracker

public class TimeTracker
extends Object

A class for tracking various execution times and generating statistics.

Author:

Jonathon Hare (jsh2@ecs.soton.ac.uk)

Constructor Summary

Constructors

Constructor and Description
TimeTracker()

Method Summary

Modifier and Type	Method and Description
static void	accumulate(String identifier, long nanoTime) Accumulate the given duration into the statistics with the given identifier
static void	accumulate(String identifier, NanoTimer timer) Accumulate the given duration into the statistics with the given identifier
static void	accumulate(String identifier, Timer timer) Accumulate the given duration into the statistics with the given identifier
static void	addMissing(Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics> timesToAdd) Add any times from the given map that are not present in the internal map to the internal map.
static String	format(Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics> times) Pretty-print a map of times
static String	format(org.apache.commons.math.stat.descriptive.SummaryStatistics ss) Pretty print a time
static Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics>	getTimes() Get a copy of all the accumulated data
static Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics>	reset() Reset all the previously accumulated times, returning them.

Methods inherited from class java.lang.Object

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

Constructor Detail

TimeTracker

public TimeTracker()

Method Detail

accumulate

public static void accumulate(String identifier,
                              NanoTimer timer)

Accumulate the given duration into the statistics with the given identifier

Parameters:

identifier - the identifier

timer - the timer to retrieve the dureation from

accumulate

public static void accumulate(String identifier,
                              Timer timer)

Accumulate the given duration into the statistics with the given identifier

Parameters:

identifier - the identifier

timer - the timer to retrieve the dureation from

accumulate

public static void accumulate(String identifier,
                              long nanoTime)

Accumulate the given duration into the statistics with the given identifier

Parameters:

identifier - the identifier

nanoTime - the duration to accumulate in nano seconds

reset

public static Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics> reset()

Reset all the previously accumulated times, returning them.

Returns:

the old times

getTimes

public static Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics> getTimes()

Get a copy of all the accumulated data

Returns:

a copy of all the accumulated data

addMissing

public static void addMissing(Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics> timesToAdd)

Add any times from the given map that are not present in the internal map to the internal map.

Parameters:

timesToAdd - the times to add

format

public static String format(Map<String,org.apache.commons.math.stat.descriptive.SummaryStatistics> times)

Pretty-print a map of times

Parameters:

times - the times

Returns:

a string representation of the times

format

public static String format(org.apache.commons.math.stat.descriptive.SummaryStatistics ss)

Pretty print a time

Parameters:

ss - the stats defining the time

Returns:

a string representing the time