to.etc.webapp.pendingoperations

Class PolledActionQueue

java.lang.Object

to.etc.webapp.pendingoperations.PolledActionQueue

All Implemented Interfaces:

IPollQueueTaskProvider

public class PolledActionQueue
extends Object
implements IPollQueueTaskProvider

Queue containing jobs to execute. When jobs are added here the polling task provider will be signalled.

Author:

Frits Jalvingh Created on Mar 4, 2009

Constructor Summary

Constructors

Constructor and Description
PolledActionQueue()

Method Summary

Modifier and Type	Method and Description
Runnable	getRunnableTask() Must return the next task to run without ever blocking, except when executing code to find the next task.
void	initializeOnRegistration(PollingWorkerQueue pwq)
void	schedule(Runnable run) Adds a job to the execution queue.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolledActionQueue

public PolledActionQueue()

Method Detail

schedule

public void schedule(Runnable run)

Adds a job to the execution queue. If a free thread is available the job gets run immediately.

Parameters:

run -

initializeOnRegistration

public void initializeOnRegistration(PollingWorkerQueue pwq)
                              throws Exception

Specified by:

initializeOnRegistration in interface IPollQueueTaskProvider

Throws:

Exception

getRunnableTask

public Runnable getRunnableTask()
                         throws Exception

Description copied from interface: IPollQueueTaskProvider

Must return the next task to run without ever blocking, except when executing code to find the next task.

Specified by:

getRunnableTask in interface IPollQueueTaskProvider

Returns:

Throws:

Exception