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edu.emory.mathcs.util.concurrent
Class AlarmClock  

java.lang.Object
  edu.emory.mathcs.util.concurrent.AlarmClock

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public class AlarmClock

extends java.lang.Object

This class provide some value-added over java.util.Timer: that is, it enables rescheduling of previously scheduled tasks.

Version:

1.0

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Field Summary
(package private)  java.util.Timer	engine
(package private)  java.lang.Runnable	task
(package private)  java.util.TimerTask	timerTask

 

Constructor Summary

AlarmClock(java.util.Timer engine, java.lang.Runnable task)

 

Method Summary
boolean	cancel()           Cancel the scheduled task.
boolean	setAlarmDelay(long delay)           Reschedule previously scheduled task.
void	setAlarmDelayIfSooner(long delay)           Reschedule previously scheduled task unless it would postpone it.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

engine

final java.util.Timer engine

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task

final java.lang.Runnable task

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timerTask

java.util.TimerTask timerTask

Constructor Detail

AlarmClock

public AlarmClock(java.util.Timer engine,
                  java.lang.Runnable task)

Method Detail

setAlarmDelayIfSooner

public void setAlarmDelayIfSooner(long delay)

Reschedule previously scheduled task unless it would postpone it. In other words, if the requested delay is longer than the time remaining until the previously scheduled execution, the request is ignored.

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setAlarmDelay

public boolean setAlarmDelay(long delay)

Reschedule previously scheduled task.

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cancel

public boolean cancel()

Cancel the scheduled task.

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