Class ScheduleOnce2

java.lang.Object

org.aksw.commons.util.concurrent.ScheduleOnce2

public class ScheduleOnce2
extends Object

Class to schedule a task after a certain delay and ensure that it only executes once. If there is a request to schedule the task while it is already running it will be scheduled for the delay.

Author:

raven

Field Summary

Fields

Modifier and Type	Field	Description
protected Consumer<Callable<?>>	executor
protected long	lastRequestTime
protected Long	lastTaskStartTime
protected final Object	lock
protected Callable<?>	task

Constructor Summary

Constructors

Constructor	Description
ScheduleOnce2(Consumer<Callable<?>> executor, Callable<?> task)

Method Summary

Modifier and Type	Method	Description
void	scheduleTask()

Methods inherited from class Object

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

Field Details

executor

protected Consumer<Callable<?>> executor

task

protected Callable<?> task

lastRequestTime

protected volatile long lastRequestTime

lastTaskStartTime

protected volatile Long lastTaskStartTime

lock

protected final Object lock

Constructor Details

ScheduleOnce2

public ScheduleOnce2(Consumer<Callable<?>> executor,
 Callable<?> task)

Method Details

scheduleTask

public void scheduleTask()