com.github.peiatgithub.java.utils

Class NanoStopWatch

java.lang.Object

com.github.peiatgithub.java.utils.NanoStopWatch

public class NanoStopWatch
extends Object

A stop watch to measure the elapsed time from previous call of begin() to the call of a stopXXX method.

Author:

pei

Method Summary

Modifier and Type	Method and Description
static void	begin() start running the stop watch
static long	getMillis() Get the elapsed time since start in milli seconds.
static long	getNanos() Get the elapsed time since start in nano seconds.
static void	stop()
static long	stopAndGetMillis() Stop the watch and get the elapsed time since start in milli seconds.
static long	stopAndGetNanos() Stop the watch and get the elapsed time since start in nano seconds.

Methods inherited from class java.lang.Object

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

Method Detail

begin

public static void begin()

start running the stop watch

stop

public static void stop()

getMillis

public static long getMillis()

Get the elapsed time since start in milli seconds. If the watch was not started, return 0;

Returns:

getNanos

public static long getNanos()

Get the elapsed time since start in nano seconds. If the watch was not started, return 0;

Returns:

stopAndGetMillis

public static long stopAndGetMillis()

Stop the watch and get the elapsed time since start in milli seconds. If the watch was not started, return 0;

Returns:

stopAndGetNanos

public static long stopAndGetNanos()

Stop the watch and get the elapsed time since start in nano seconds. If the watch was not started, return 0;

Returns: