com.cloudhopper.mq.broker

Class FairRemoteQueueTransferScheduler

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractQueue<Runnable>

com.cloudhopper.mq.broker.RemoteQueueTransferScheduler

com.cloudhopper.mq.broker.FairRemoteQueueTransferScheduler

All Implemented Interfaces:

RemoteQueueTransferSchedulerMBean, QueueListener, Iterable<Runnable>, Collection<Runnable>, BlockingQueue<Runnable>, Queue<Runnable>

public class FairRemoteQueueTransferScheduler
extends RemoteQueueTransferScheduler

Fair scheduler implementing QueueListener and BlockingQueue. Uses an internal blocking queue implementation that doesn't allow duplicates to schedule work.

Author:

garth

Field Summary

Fields inherited from class com.cloudhopper.mq.broker.RemoteQueueTransferScheduler

maxConcurrentRequests, processors, scheduledCount

Constructor Summary

Constructors

Constructor and Description
FairRemoteQueueTransferScheduler(int maxConcurrentRequests, QueueManager queueManager)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(Queue item)
void	addLocalToRemoteQueueProcessor(Queue queue, LocalToRemoteQueueProcessor processor)
void	complete(Queue queue)
int	drainTo(Collection<? super Runnable> c)
protected Runnable	getNextRemoteTransfer()
void	onNotEmpty(Queue queue)
void	remove(Queue item)
void	removeLocalToRemoteQueueProcessor(Queue queue)
int	size()
Runnable	take()

Methods inherited from class com.cloudhopper.mq.broker.RemoteQueueTransferScheduler

add, contains, drainTo, getLocalToRemoteQueueProcessorSize, getMaxConcurrentRequests, getScheduledCount, getWorkListSize, iterator, offer, offer, peek, poll, poll, put, registerMBean, remainingCapacity, remove, setMaxConcurrentRequests

Methods inherited from class java.util.AbstractQueue

addAll, clear, element, remove

Methods inherited from class java.util.AbstractCollection

containsAll, isEmpty, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Queue

element, remove

Methods inherited from interface java.util.Collection

addAll, clear, containsAll, equals, hashCode, isEmpty, removeAll, retainAll, toArray, toArray

Constructor Detail

FairRemoteQueueTransferScheduler

public FairRemoteQueueTransferScheduler(int maxConcurrentRequests,
                                QueueManager queueManager)

Method Detail

addLocalToRemoteQueueProcessor

public void addLocalToRemoteQueueProcessor(Queue queue,
                                  LocalToRemoteQueueProcessor processor)

Overrides:

addLocalToRemoteQueueProcessor in class RemoteQueueTransferScheduler

removeLocalToRemoteQueueProcessor

public void removeLocalToRemoteQueueProcessor(Queue queue)

Overrides:

removeLocalToRemoteQueueProcessor in class RemoteQueueTransferScheduler

getNextRemoteTransfer

protected Runnable getNextRemoteTransfer()
                                  throws InterruptedException

Throws:

InterruptedException

complete

public void complete(Queue queue)

remove

public void remove(Queue item)

add

public void add(Queue item)

onNotEmpty

public void onNotEmpty(Queue queue)

Specified by:

onNotEmpty in interface QueueListener

Specified by:

onNotEmpty in class RemoteQueueTransferScheduler

take

public Runnable take()
              throws InterruptedException

Specified by:

take in interface BlockingQueue<Runnable>

Specified by:

take in class RemoteQueueTransferScheduler

Throws:

InterruptedException

drainTo

public int drainTo(Collection<? super Runnable> c)

Specified by:

drainTo in interface BlockingQueue<Runnable>

Specified by:

drainTo in class RemoteQueueTransferScheduler

size

public int size()

Specified by:

size in interface Collection<Runnable>

Specified by:

size in class RemoteQueueTransferScheduler