net.sf.jour.timer
Class NativeTimer

java.lang.Object
  net.sf.jour.timer.NativeTimer

All Implemented Interfaces:

Timer

public class NativeTimer

extends java.lang.Object

implements Timer

Use system high-resolution performance counter. Base on article http://www.javaworld.com/javaworld/javaqa/2003-01/01-qa-0110-timing.html

Version:

$Revision: 1.8 $ ($Author: vlads $)

Author:

vlads

Field Summary

static java.lang.String	JOUR_LIB The name of the .so or .dll file
static boolean	libraryAvailable
protected static org.apache.log4j.Logger	log logger.
static boolean	triedToLoadAlredy

Constructor Summary

NativeTimer()
Instantiating utility classes does not make sense.

Method Summary

static double	getTime()
double	getTimeCounter()
static double	getTimeSafe()
static boolean	isAvalabel()

Methods inherited from class java.lang.Object

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

Field Detail

JOUR_LIB

public static final java.lang.String JOUR_LIB

The name of the .so or .dll file

See Also:

Constant Field Values

triedToLoadAlredy

public static boolean triedToLoadAlredy

libraryAvailable

public static boolean libraryAvailable

log

protected static final org.apache.log4j.Logger log

logger.

Constructor Detail

NativeTimer

public NativeTimer()

Instantiating utility classes does not make sense.

Method Detail

getTime

public static double getTime()

Returns:

Returns the current high-resolution performance counter in milliseconds. If the installed hardware does not support a high-resolution performance counter, this value can be zero.

getTimeSafe

public static double getTimeSafe()

getTimeCounter

public double getTimeCounter()

Specified by:

getTimeCounter in interface Timer

isAvalabel

public static boolean isAvalabel()