Package org.apache.qpid.server.queue

Class OrderedQueueEntryList

java.lang.Object

org.apache.qpid.server.queue.OrderedQueueEntryList

Direct Known Subclasses:

LastValueQueueList, PriorityQueueList, StandardQueueEntryList

public abstract class OrderedQueueEntryList
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	OrderedQueueEntryList.HeadCreator
static class	OrderedQueueEntryList.QueueEntryIteratorImpl

Constructor Summary

Constructors

Constructor	Description
OrderedQueueEntryList(Queue<?> queue, org.apache.qpid.server.queue.QueueStatistics queueStatistics, OrderedQueueEntryList.HeadCreator headCreator)

Method Summary

Modifier and Type	Method	Description
QueueEntry	add(ServerMessage message, MessageEnqueueRecord enqueueRecord)
protected abstract OrderedQueueEntry	createQueueEntry(ServerMessage<?> message, MessageEnqueueRecord enqueueRecord)
void	entryDeleted(QueueEntry queueEntry)
QueueEntry	getHead()
QueueEntry	getLeastSignificantOldestEntry()
QueueEntry	getOldestEntry()
int	getPriorities()
Queue<?>	getQueue()
QueueEntry	getTail()
QueueEntryIterator	iterator()
QueueEntry	next(QueueEntry node)
void	updateStatsOnStateChange(QueueEntry entry, MessageInstance.EntryState fromState, MessageInstance.EntryState toState)

Methods inherited from class java.lang.Object

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

Constructor Detail

OrderedQueueEntryList

public OrderedQueueEntryList(Queue<?> queue,
                             org.apache.qpid.server.queue.QueueStatistics queueStatistics,
                             OrderedQueueEntryList.HeadCreator headCreator)

Method Detail

getQueue

public Queue<?> getQueue()

add

public QueueEntry add(ServerMessage message,
                      MessageEnqueueRecord enqueueRecord)

createQueueEntry

protected abstract OrderedQueueEntry createQueueEntry(ServerMessage<?> message,
                                                      MessageEnqueueRecord enqueueRecord)

next

public QueueEntry next(QueueEntry node)

iterator

public QueueEntryIterator iterator()

getHead

public QueueEntry getHead()

getTail

public QueueEntry getTail()

entryDeleted

public void entryDeleted(QueueEntry queueEntry)

getPriorities

public int getPriorities()

getOldestEntry

public QueueEntry getOldestEntry()

updateStatsOnStateChange

public void updateStatsOnStateChange(QueueEntry entry,
                                     MessageInstance.EntryState fromState,
                                     MessageInstance.EntryState toState)

getLeastSignificantOldestEntry

public abstract QueueEntry getLeastSignificantOldestEntry()