Package org.sm.smtools.util

Class Chrono

java.lang.Object
org.sm.smtools.util.Chrono
public final class Chrono
extends java.lang.Object
The Chrono class contains functionality for a simple chronometer.

With this class, a single chronometer with an accuracy of milliseconds can be used.

There is also a (static) method for suspending application execution for a certain amount of time.

Note that this class cannot be subclassed!

Version:
01/04/2020
Author:
Sven Maerivoet

  • Constructor Summary

    Constructors
    Constructor Description
    Chrono()
    Constructs a chronometer and resets it.

  • Method Summary

    Modifier and Type Method Description
    long getElapsedTime()
    Queries this chronometer's elapsed time in milliseconds (excluding all stopped times).
    boolean isRunning()
    Returns whether or not the chronometer is currently running.
    void reset()
    Stops the chronometer and resets it's elapsed time to zero.
    void start()
    Starts/continues the chronometer.
    void stop()
    Stops the chronometer.
    static void wait​(int ms)
    Suspends application execution for a certain amount of time.

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • Chrono

      public Chrono()
      Constructs a chronometer and resets it.

  • Method Details

    • reset

      public void reset()
      Stops the chronometer and resets it's elapsed time to zero.

    • start

      public void start()
      Starts/continues the chronometer.

    • stop

      public void stop()
      Stops the chronometer.

    • isRunning

      public boolean isRunning()
      Returns whether or not the chronometer is currently running.
      Returns:
      a boolean indicating whether or not the chronometer is currently running

    • getElapsedTime

      public long getElapsedTime()
      Queries this chronometer's elapsed time in milliseconds (excluding all stopped times).
      Returns:
      the chronometer's elapsed time in milliseconds

    • wait

      public static void wait​(int ms)
      Suspends application execution for a certain amount of time.

      Note that this is a static method and it should be called as:

      Chrono.wait(...);

      Parameters:
      ms - the amount of time to wait, expressed in milliseconds