net.timewalker.ffmq4.storage.message.impl

Class BlockFileMessageStore

java.lang.Object

net.timewalker.ffmq4.storage.message.impl.AbstractMessageStore

net.timewalker.ffmq4.storage.message.impl.BlockFileMessageStore

All Implemented Interfaces:

MessageStore

public final class BlockFileMessageStore
extends AbstractMessageStore

BlockFileMessageStore

Field Summary

Fields inherited from class net.timewalker.ffmq4.storage.message.impl.AbstractMessageStore

dataStore, queueDef

Constructor Summary

Constructors

Constructor and Description
BlockFileMessageStore(QueueDefinition queueDef, AsyncTaskManager asyncTaskManager) Constructor

Method Summary

Modifier and Type	Method and Description
protected LinkedDataStore	createDataStore()
void	delete() Delete the store
int	getDeliveryMode() Get the delivery mode for this store
boolean	isFailSafe() Test if the store is syncing on write
protected int	replaceMessage(int handle, AbstractMessage message)
protected AbstractMessage	retrieveMessage(int handle) Retrieve the message with the given handle
protected int	retrieveMessagePriority(int handle) Retrieve the priority of the message with the given handle
protected int	storeMessage(AbstractMessage message, int previousHandle) Store a message right after the given handle

Methods inherited from class net.timewalker.ffmq4.storage.message.impl.AbstractMessageStore

close, commitChanges, commitChanges, delete, first, getAbsoluteStoreUsage, getStoreUsage, init, isLocked, lock, next, previous, replace, retrieve, size, store, toString, unlock

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockFileMessageStore

public BlockFileMessageStore(QueueDefinition queueDef,
                             AsyncTaskManager asyncTaskManager)

Constructor

Method Detail

createDataStore

protected LinkedDataStore createDataStore()

Specified by:

createDataStore in class AbstractMessageStore

getDeliveryMode

public int getDeliveryMode()

Description copied from interface: MessageStore

Get the delivery mode for this store

retrieveMessage

protected AbstractMessage retrieveMessage(int handle)
                                   throws javax.jms.JMSException

Description copied from class: AbstractMessageStore

Retrieve the message with the given handle

Specified by:

retrieveMessage in class AbstractMessageStore

Throws:

javax.jms.JMSException

retrieveMessagePriority

protected int retrieveMessagePriority(int handle)
                               throws javax.jms.JMSException

Description copied from class: AbstractMessageStore

Retrieve the priority of the message with the given handle

Specified by:

retrieveMessagePriority in class AbstractMessageStore

Throws:

javax.jms.JMSException

replaceMessage

protected int replaceMessage(int handle,
                             AbstractMessage message)
                      throws javax.jms.JMSException

Specified by:

replaceMessage in class AbstractMessageStore

Throws:

javax.jms.JMSException

storeMessage

protected int storeMessage(AbstractMessage message,
                           int previousHandle)
                    throws javax.jms.JMSException

Description copied from class: AbstractMessageStore

Store a message right after the given handle

Specified by:

storeMessage in class AbstractMessageStore

Throws:

javax.jms.JMSException

delete

public void delete()
            throws javax.jms.JMSException

Description copied from interface: MessageStore

Delete the store

Throws:

javax.jms.JMSException

isFailSafe

public boolean isFailSafe()

Description copied from interface: MessageStore

Test if the store is syncing on write