goistreamtoolredux.algorithm

Class AppTimer

java.lang.Object

goistreamtoolredux.algorithm.Timers

goistreamtoolredux.algorithm.AppTimer

public class AppTimer
extends Timers

Singleton timer class. Warning: gets confusing with all the uses of timer as a word, vs the actual JDK Timer class.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	isTimerRunning

Method Summary

Modifier and Type	Method and Description
java.util.Timer	getCurrentTimer()
int	getCurrentTimerStartLength()
static AppTimer	getInstance()
long	getStartTime()
void	pause() Pauses the current timer state.
void	restart() Resets the timer back to beginning value and starts it again
void	setTimeAtPause(long timeAtPause)
void	start() Starts the timer (initial or after a pause), is one is not already running (i.e., isTimerRunning is false).
void	stop() Completely stops and cancels the timer.

Methods inherited from class goistreamtoolredux.algorithm.Timers

convertFromMinuteFormat, convertToMinuteFormat, get, getInitialTimerLength, set, setInitialTimerLength, setInitialTimerTwoLength

Methods inherited from class java.lang.Object

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

Field Detail

isTimerRunning

protected boolean isTimerRunning

Method Detail

getCurrentTimer

public java.util.Timer getCurrentTimer()

getStartTime

public long getStartTime()

getCurrentTimerStartLength

public int getCurrentTimerStartLength()

setTimeAtPause

public void setTimeAtPause(long timeAtPause)

getInstance

public static AppTimer getInstance()

start

public void start()
           throws java.io.IOException,
                  java.util.NoSuchElementException,
                  InvalidDataException

Starts the timer (initial or after a pause), is one is not already running (i.e., isTimerRunning is false).

Sets the value of startTime to be either:

• If resuming from a pause – time at initial start, plus difference between resume and initial pause
• If initial start – Current system time.

Sets the value of isTimerRunning to true before starting the

Throws:

java.io.IOException

java.util.NoSuchElementException

InvalidDataException

See Also:

stop(), pause(), restart()

stop

public void stop()
          throws java.lang.NullPointerException,
                 java.io.IOException

Completely stops and cancels the timer. NOT EQUIVALENT TO A PAUSE. Starting after this state will restart the timer.

Throws:

java.lang.NullPointerException - there is no current timer or TimerTask running

java.io.IOException - if I/O error is encountered when writing to Timer.txt

See Also:

start(), pause(), restart()

pause

public void pause()

Pauses the current timer state. Starting from this after this state will continue the timer from where the timer left off. Does nothing if there is no active timer

See Also:

start(), stop(), restart()

restart

public void restart()
             throws java.io.IOException,
                    InvalidDataException

Resets the timer back to beginning value and starts it again

Throws:

java.io.IOException

InvalidDataException

See Also:

start(), stop(), pause()