org.apache.activemq.store.journal
Class JournalTopicMessageStore

java.lang.Object
  org.apache.activemq.store.AbstractMessageStore
      org.apache.activemq.store.journal.JournalMessageStore
          org.apache.activemq.store.journal.JournalTopicMessageStore

All Implemented Interfaces:

org.apache.activemq.Service, MessageStore, TopicMessageStore

public class JournalTopicMessageStore
extends JournalMessageStore
implements TopicMessageStore

A MessageStore that uses a Journal to store it's messages.

Field Summary

Fields inherited from class org.apache.activemq.store.journal.JournalMessageStore

inFlightTxLocations, lastLocation, peristenceAdapter, transactionStore, transactionTemplate

Fields inherited from class org.apache.activemq.store.AbstractMessageStore

destination, FUTURE, prioritizedMessages

Constructor Summary

JournalTopicMessageStore(JournalPersistenceAdapter adapter, TopicMessageStore checkpointStore, org.apache.activemq.command.ActiveMQTopic destinationName)

Method Summary

void	acknowledge(ConnectionContext context, String clientId, String subscriptionName, org.apache.activemq.command.MessageId messageId, org.apache.activemq.command.MessageAck originalAck)
protected void	acknowledge(org.apache.activemq.command.MessageId messageId, org.apache.activeio.journal.RecordLocation location, SubscriptionKey key)
void	addMessage(ConnectionContext context, org.apache.activemq.command.Message message) Not synchronized since the Journal has better throughput if you increase the number of concurrent writes that it is doing.
void	addSubsciption(org.apache.activemq.command.SubscriptionInfo subscriptionInfo, boolean retroactive)
org.apache.activeio.journal.RecordLocation	checkpoint()
void	deleteSubscription(String clientId, String subscriptionName)
org.apache.activemq.command.SubscriptionInfo[]	getAllSubscriptions()
TopicMessageStore	getLongTermTopicMessageStore()
int	getMessageCount(String clientId, String subscriberName)
org.apache.activemq.command.SubscriptionInfo	lookupSubscription(String clientId, String subscriptionName)
void	recoverNextMessages(String clientId, String subscriptionName, int maxReturned, MessageRecoveryListener listener)
void	recoverSubscription(String clientId, String subscriptionName, MessageRecoveryListener listener)
void	replayAcknowledge(ConnectionContext context, String clientId, String subscritionName, org.apache.activemq.command.MessageId messageId)
void	resetBatching(String clientId, String subscriptionName)

Methods inherited from class org.apache.activemq.store.journal.JournalMessageStore

addMessageReference, checkpoint, getLongTermMessageStore, getMessage, getMessageCount, getMessageReference, recover, recoverNextMessages, removeAllMessages, removeMessage, replayAddMessage, replayRemoveMessage, resetBatching, setBatch, setMemoryUsage, start, stop

Methods inherited from class org.apache.activemq.store.AbstractMessageStore

addMessage, asyncAddQueueMessage, asyncAddQueueMessage, asyncAddTopicMessage, asyncAddTopicMessage, dispose, getDestination, isEmpty, isPrioritizedMessages, removeAsyncMessage, setPrioritizedMessages

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.activemq.store.MessageStore

addMessage, asyncAddQueueMessage, asyncAddQueueMessage, asyncAddTopicMessage, asyncAddTopicMessage, dispose, getDestination, getMessage, getMessageCount, isEmpty, isPrioritizedMessages, recover, recoverNextMessages, removeAllMessages, removeAsyncMessage, removeMessage, resetBatching, setBatch, setMemoryUsage, setPrioritizedMessages

Methods inherited from interface org.apache.activemq.Service

start, stop

Constructor Detail

JournalTopicMessageStore

public JournalTopicMessageStore(JournalPersistenceAdapter adapter,
                                TopicMessageStore checkpointStore,
                                org.apache.activemq.command.ActiveMQTopic destinationName)

Method Detail

recoverSubscription

public void recoverSubscription(String clientId,
                                String subscriptionName,
                                MessageRecoveryListener listener)
                         throws Exception

Specified by:

recoverSubscription in interface TopicMessageStore

Throws:

Exception

recoverNextMessages

public void recoverNextMessages(String clientId,
                                String subscriptionName,
                                int maxReturned,
                                MessageRecoveryListener listener)
                         throws Exception

Specified by:

recoverNextMessages in interface TopicMessageStore

Throws:

Exception

lookupSubscription

public org.apache.activemq.command.SubscriptionInfo lookupSubscription(String clientId,
                                                                       String subscriptionName)
                                                                throws IOException

Specified by:

lookupSubscription in interface TopicMessageStore

Throws:

IOException

addSubsciption

public void addSubsciption(org.apache.activemq.command.SubscriptionInfo subscriptionInfo,
                           boolean retroactive)
                    throws IOException

Specified by:

addSubsciption in interface TopicMessageStore

Throws:

IOException

addMessage

public void addMessage(ConnectionContext context,
                       org.apache.activemq.command.Message message)
                throws IOException

Description copied from class: JournalMessageStore

Not synchronized since the Journal has better throughput if you increase the number of concurrent writes that it is doing.

Specified by:

addMessage in interface MessageStore

Overrides:

addMessage in class JournalMessageStore

Throws:

IOException

acknowledge

public void acknowledge(ConnectionContext context,
                        String clientId,
                        String subscriptionName,
                        org.apache.activemq.command.MessageId messageId,
                        org.apache.activemq.command.MessageAck originalAck)
                 throws IOException

Specified by:

acknowledge in interface TopicMessageStore

Throws:

IOException

replayAcknowledge

public void replayAcknowledge(ConnectionContext context,
                              String clientId,
                              String subscritionName,
                              org.apache.activemq.command.MessageId messageId)

acknowledge

protected void acknowledge(org.apache.activemq.command.MessageId messageId,
                           org.apache.activeio.journal.RecordLocation location,
                           SubscriptionKey key)

Parameters:

messageId -

location -

key -

checkpoint

public org.apache.activeio.journal.RecordLocation checkpoint()
                                                      throws IOException

Overrides:

checkpoint in class JournalMessageStore

Returns:

Throws:

IOException

getLongTermTopicMessageStore

public TopicMessageStore getLongTermTopicMessageStore()

Returns:

Returns the longTermStore.

deleteSubscription

public void deleteSubscription(String clientId,
                               String subscriptionName)
                        throws IOException

Specified by:

deleteSubscription in interface TopicMessageStore

Throws:

IOException

getAllSubscriptions

public org.apache.activemq.command.SubscriptionInfo[] getAllSubscriptions()
                                                                   throws IOException

Specified by:

getAllSubscriptions in interface TopicMessageStore

Throws:

IOException

getMessageCount

public int getMessageCount(String clientId,
                           String subscriberName)
                    throws IOException

Specified by:

getMessageCount in interface TopicMessageStore

Throws:

IOException

resetBatching

public void resetBatching(String clientId,
                          String subscriptionName)

Specified by:

resetBatching in interface TopicMessageStore