org.apache.activemq.apollo.util

Class TimerHeap<V>

java.lang.Object

org.apache.activemq.apollo.util.TimerHeap<V>

public abstract class TimerHeap<V>
extends Object

Constructor Summary

Constructors

Constructor and Description
TimerHeap()

Method Summary

Methods

Modifier and Type	Method and Description
void	addAbsolute(V timed, long time, TimeUnit timeUnit)
void	addRelative(V timed, long delay, TimeUnit timeUnit)
protected abstract void	execute(V ready) Subclass must override this to execute ready timers
void	executeReadyTimers() Executes ready timers.
int	size()
long	timeToNext(TimeUnit unit) Returns the time of the next scheduled event.

Methods inherited from class java.lang.Object

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

Constructor Detail

TimerHeap

public TimerHeap()

Method Detail

addAbsolute

public final void addAbsolute(V timed,
               long time,
               TimeUnit timeUnit)

addRelative

public final void addRelative(V timed,
               long delay,
               TimeUnit timeUnit)

size

public int size()

timeToNext

public final long timeToNext(TimeUnit unit)

Returns the time of the next scheduled event.

Returns:

-1 if there are no events, otherwise the time that the next timer should fire.

executeReadyTimers

public final void executeReadyTimers()

Executes ready timers.

execute

protected abstract void execute(V ready)

Subclass must override this to execute ready timers

Parameters:

ready - The ready operation.