utils
Class StopWatch

java.lang.Object
  utils.StopWatch

public class StopWatch
extends java.lang.Object

Constructor Summary

StopWatch()

Method Summary

static long	benchMark(java.lang.Runnable r, int n) Run the runnable r n times and return the average time in ms.
void	clear() Zero the elapsedTime
double	getElapsedTime() This is the time between a mark and a record.
long	getTimeInMs()
static void	main(java.lang.String[] args)
void	print(double N, java.lang.String message)
void	print(java.lang.String message)
void	report() Report the elapsed time between the mark and the record invocations to the System.out.
void	report(java.io.PrintStream ps)
void	start() record the current time in milliseconds affineTransform the start point.
void	stop() Compute the difference between the mark'd time and the current time, in milliseconds.

Methods inherited from class java.lang.Object

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

Constructor Detail

StopWatch

public StopWatch()

Method Detail

start

public void start()

record the current time in milliseconds affineTransform the start point.

clear

public void clear()

Zero the elapsedTime

stop

public void stop()

Compute the difference between the mark'd time and the current time, in milliseconds. The record method computes the elapsed_time.

getElapsedTime

public double getElapsedTime()

This is the time between a mark and a record.

Returns:

the time in seconds as a float

getTimeInMs

public long getTimeInMs()

benchMark

public static long benchMark(java.lang.Runnable r,
                             int n)

Run the runnable r n times and return the average time in ms.

Parameters:

r -

n -

Returns:

report

public void report(java.io.PrintStream ps)

main

public static void main(java.lang.String[] args)

report

public void report()

Report the elapsed time between the mark and the record invocations to the System.out.

print

public void print(double N,
                  java.lang.String message)

print

public void print(java.lang.String message)