galileo.util

Class LoggedPerformanceTimer

java.lang.Object

galileo.util.PerformanceTimer

galileo.util.LoggedPerformanceTimer

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class LoggedPerformanceTimer
extends PerformanceTimer
implements java.io.Closeable

A very simple performance timer implementation using System.nanoTime() that writes its results to a file. This class can record multiple samples (time intervals), print them, etc. As with any IO-based class, the LoggedPerformanceTimer should be closed to flush its contents to disk.

Author:

malensek

Nested Class Summary

Nested classes/interfaces inherited from class galileo.util.PerformanceTimer

PerformanceTimer.PerformanceSample

Field Summary

Fields inherited from class galileo.util.PerformanceTimer

name, samples

Constructor Summary

Constructors

Constructor and Description
LoggedPerformanceTimer(java.lang.String logFileName) Creates a logged performance timer with the given log file name.
LoggedPerformanceTimer(java.lang.String fileName, java.lang.String timerName) Creates a logged performance timer with the given log file name and timer name.

Method Summary

Modifier and Type	Method and Description
void	close()
void	stop() Stops the currently-running time interval.

Methods inherited from class galileo.util.PerformanceTimer

getLastResult, getSamples, size, start, stopAndPrint, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

LoggedPerformanceTimer

public LoggedPerformanceTimer(java.lang.String logFileName)
                       throws java.io.FileNotFoundException

Creates a logged performance timer with the given log file name.

Throws:

java.io.FileNotFoundException

LoggedPerformanceTimer

public LoggedPerformanceTimer(java.lang.String fileName,
                              java.lang.String timerName)
                       throws java.io.FileNotFoundException

Creates a logged performance timer with the given log file name and timer name.

Throws:

java.io.FileNotFoundException

Method Detail

stop

public void stop()

Description copied from class: PerformanceTimer

Stops the currently-running time interval.

Overrides:

stop in class PerformanceTimer

close

public void close()

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable