Package org.apache.activemq.store.kahadb

Class KahaDBStore

java.lang.Object

org.apache.activemq.util.ServiceSupport

org.apache.activemq.store.kahadb.MessageDatabase

org.apache.activemq.store.kahadb.KahaDBStore

All Implemented Interfaces:

BrokerServiceAware, org.apache.activemq.Service, NoLocalSubscriptionAware, PersistenceAdapter

public class KahaDBStore
extends MessageDatabase
implements PersistenceAdapter, NoLocalSubscriptionAware

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	KahaDBStore.KahaDBMessageStore
static interface	KahaDBStore.StoreTask
class	KahaDBStore.StoreTaskExecutor

Nested classes/interfaces inherited from class org.apache.activemq.store.kahadb.MessageDatabase

MessageDatabase.LastAckMarshaller, MessageDatabase.MessageKeysMarshaller, MessageDatabase.MessageStoreStatisticsMarshaller, MessageDatabase.Metadata, MessageDatabase.PurgeRecoveredXATransactionStrategy, MessageDatabase.StoredDestinationMarshaller

Field Summary

Fields

Modifier and Type	Field	Description
protected final List<Map<org.apache.activemq.store.kahadb.KahaDBStore.AsyncJobKey,KahaDBStore.StoreTask>>	asyncQueueMaps
protected final List<Map<org.apache.activemq.store.kahadb.KahaDBStore.AsyncJobKey,KahaDBStore.StoreTask>>	asyncTopicMaps
static final int	cancelledTaskModMetric
static final String	PROPERTY_ASYNC_EXECUTOR_MAX_THREADS
static final String	PROPERTY_CANCELED_TASK_MOD_METRIC
protected ExecutorService	queueExecutor
protected ExecutorService	topicExecutor

Fields inherited from class org.apache.activemq.store.kahadb.MessageDatabase

archiveDataLogs, brokerService, DEFAULT_DIRECTORY, deleteAllMessages, directory, directoryArchive, failIfDatabaseIsLocked, forceRecoverIndex, indexDirectory, indexLock, journal, journalDiskSyncStrategy, journalSize, lastAsyncJournalUpdate, LOG_SLOW_ACCESS_TIME, metadata, metadataMarshaller, opened, pageFile, persistenceAdapterStatistics, preparedTransactions, PROPERTY_LOG_SLOW_ACCESS_TIME, purgeRecoveredXATransactionStrategy, scheduler, storeCache, storedDestinations, UNMATCHED

Constructor Summary

Constructors

Constructor	Description
KahaDBStore()

Method Summary

Modifier and Type	Method	Description
protected void	addQueueTask(KahaDBStore.KahaDBMessageStore store, org.apache.activemq.store.kahadb.KahaDBStore.StoreQueueTask task)
protected void	addTopicTask(org.apache.activemq.store.kahadb.KahaDBStore.KahaDBTopicMessageStore store, org.apache.activemq.store.kahadb.KahaDBStore.StoreTopicTask task)
void	beginTransaction(ConnectionContext context)
void	checkpoint(boolean sync)
void	commitTransaction(ConnectionContext context)
protected void	configureMetadata()
JobSchedulerStore	createJobSchedulerStore()
MessageStore	createQueueMessageStore(org.apache.activemq.command.ActiveMQQueue destination)
TopicMessageStore	createTopicMessageStore(org.apache.activemq.command.ActiveMQTopic destination)
TransactionStore	createTransactionStore()
void	deleteAllMessages()
void	doStart()
void	doStop(ServiceStopper stopper)
void	forgetRecoveredAcks(ArrayList<org.apache.activemq.command.MessageAck> preparedAcks, boolean isRollback)
Set<org.apache.activemq.command.ActiveMQDestination>	getDestinations()
boolean	getForceRecoverIndex()
long	getLastMessageBrokerSequenceId()
long	getLastProducerSequenceId(org.apache.activemq.command.ProducerId id)
int	getMaxAsyncJobs()
TransactionIdTransformer	getTransactionIdTransformer()
SystemUsage	getUsageManager()
boolean	isConcurrentStoreAndDispatchQueues()
boolean	isConcurrentStoreAndDispatchTopics()
boolean	isPersistNoLocal()
void	removeQueueMessageStore(org.apache.activemq.command.ActiveMQQueue destination)	Cleanup method to remove any state associated with the given destination.
protected org.apache.activemq.store.kahadb.KahaDBStore.StoreQueueTask	removeQueueTask(KahaDBStore.KahaDBMessageStore store, org.apache.activemq.command.MessageId id)
void	removeTopicMessageStore(org.apache.activemq.command.ActiveMQTopic destination)	Cleanup method to remove any state associated with the given destination This method does not stop the message store (it might not be cached).
protected org.apache.activemq.store.kahadb.KahaDBStore.StoreTopicTask	removeTopicTask(org.apache.activemq.store.kahadb.KahaDBStore.KahaDBTopicMessageStore store, org.apache.activemq.command.MessageId id)
void	rollbackTransaction(ConnectionContext context)
void	setBrokerName(String brokerName)
void	setConcurrentStoreAndDispatchQueues(boolean concurrentStoreAndDispatch)
void	setConcurrentStoreAndDispatchTopics(boolean concurrentStoreAndDispatch)
void	setForceRecoverIndex(boolean forceRecoverIndex)
void	setMaxAsyncJobs(int maxAsyncJobs)
void	setTransactionIdTransformer(TransactionIdTransformer transactionIdTransformer)
void	setUsageManager(SystemUsage usageManager)
long	size()
String	toString()
void	trackRecoveredAcks(ArrayList<org.apache.activemq.command.MessageAck> preparedAcks)

Methods inherited from class org.apache.activemq.store.kahadb.MessageDatabase

allowIOResumption, checkpointCleanup, clearStoreStats, close, createJournal, decrementAndSubSizeToStoreStat, decrementAndSubSizeToStoreStat, decrementAndSubSizeToStoreStat, decrementAndSubSizeToStoreStat, getCheckpointInterval, getCleanupInterval, getCleanupOnStop, getCompactAcksAfterNoGC, getDirectory, getDirectoryArchive, getExistingStoredDestination, getFailoverProducersAuditDepth, getIndexCacheSize, getIndexDirectory, getIndexLFUEvictionFactor, getIndexWriteBatchSize, getInProgressTxLocationRange, getJournal, getJournalDiskSyncInterval, getJournalDiskSyncStrategy, getJournalDiskSyncStrategyEnum, getJournalFilesBeingReplicated, getJournalMaxFileLength, getJournalMaxWriteBatchSize, getLastAck, getLastUpdatePosition, getMaxFailoverProducersToTrack, getMetadata, getPageFile, getPersistenceAdapterStatistics, getPreallocationScope, getPreallocationStrategy, getPreparedTransaction, getPurgeRecoveredXATransactionStrategy, getPurgeRecoveredXATransactionStrategyEnum, getSequenceSet, getStoredDestination, getStoredMessageCount, getStoredMessageSize, getStoredMessageSize, getStoredMessageStoreStatistics, getStoreStats, getSubStats, getTransactions, incrementalRecover, incrementAndAddSizeToStoreStat, incrementAndAddSizeToStoreStat, incrementAndAddSizeToStoreStat, incrementAndAddSizeToStoreStat, isArchiveCorruptedIndex, isArchiveDataLogs, isCheckForCorruptJournalFiles, isChecksumJournalFiles, isCompactAcksIgnoresStoreGrowth, isDeleteAllMessages, isEnableAckCompaction, isEnableIndexDiskSyncs, isEnableIndexPageCaching, isEnableIndexRecoveryFile, isEnableJournalDiskSyncs, isEnableSubscriptionStatistics, isFailIfDatabaseIsLocked, isIgnoreMissingJournalfiles, isUseIndexLFRUEviction, key, load, load, matchType, open, process, process, process, process, process, process, process, process, process, processLocation, recoverIndex, setArchiveCorruptedIndex, setArchiveDataLogs, setBrokerService, setCheckForCorruptJournalFiles, setCheckpointInterval, setChecksumJournalFiles, setCleanupInterval, setCleanupOnStop, setCompactAcksAfterNoGC, setCompactAcksIgnoresStoreGrowth, setDeleteAllMessages, setDirectory, setDirectoryArchive, setEnableAckCompaction, setEnableIndexDiskSyncs, setEnableIndexPageCaching, setEnableIndexRecoveryFile, setEnableIndexWriteAsync, setEnableJournalDiskSyncs, setEnableSubscriptionStatistics, setFailIfDatabaseIsLocked, setFailoverProducersAuditDepth, setIgnoreMissingJournalfiles, setIndexCacheSize, setIndexDirectory, setIndexLFUEvictionFactor, setIndexWriteBatchSize, setJournalDiskSyncInterval, setJournalDiskSyncStrategy, setJournalMaxFileLength, setJournalMaxWriteBatchSize, setMaxFailoverProducersToTrack, setPreallocationScope, setPreallocationStrategy, setPurgeRecoveredXATransactionStrategy, setUseIndexLFRUEviction, store, store, store, store, toByteSequence, unload

Methods inherited from class org.apache.activemq.util.ServiceSupport

addServiceListener, dispose, isStarted, isStopped, isStopping, postStop, preStart, removeServiceListener, start, stop

Methods inherited from class java.lang.Object

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

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

allowIOResumption, getDirectory, setDirectory

Methods inherited from interface org.apache.activemq.Service

start, stop

Field Details

PROPERTY_CANCELED_TASK_MOD_METRIC

public static final String PROPERTY_CANCELED_TASK_MOD_METRIC

See Also:

• Constant Field Values

cancelledTaskModMetric

public static final int cancelledTaskModMetric

PROPERTY_ASYNC_EXECUTOR_MAX_THREADS

public static final String PROPERTY_ASYNC_EXECUTOR_MAX_THREADS

See Also:

• Constant Field Values

queueExecutor

protected ExecutorService queueExecutor

topicExecutor

protected ExecutorService topicExecutor

asyncQueueMaps

protected final List<Map<org.apache.activemq.store.kahadb.KahaDBStore.AsyncJobKey,KahaDBStore.StoreTask>> asyncQueueMaps

asyncTopicMaps

protected final List<Map<org.apache.activemq.store.kahadb.KahaDBStore.AsyncJobKey,KahaDBStore.StoreTask>> asyncTopicMaps

Constructor Details

KahaDBStore

public KahaDBStore()

Method Details

toString

public String toString()

Overrides:

toString in class Object

setBrokerName

public void setBrokerName(String brokerName)

Specified by:

setBrokerName in interface PersistenceAdapter

setUsageManager

public void setUsageManager(SystemUsage usageManager)

Specified by:

setUsageManager in interface PersistenceAdapter

getUsageManager

public SystemUsage getUsageManager()

isConcurrentStoreAndDispatchQueues

public boolean isConcurrentStoreAndDispatchQueues()

Returns:

the concurrentStoreAndDispatch

setConcurrentStoreAndDispatchQueues

public void setConcurrentStoreAndDispatchQueues(boolean concurrentStoreAndDispatch)

Parameters:

concurrentStoreAndDispatch - the concurrentStoreAndDispatch to set

isConcurrentStoreAndDispatchTopics

public boolean isConcurrentStoreAndDispatchTopics()

Returns:

the concurrentStoreAndDispatch

setConcurrentStoreAndDispatchTopics

public void setConcurrentStoreAndDispatchTopics(boolean concurrentStoreAndDispatch)

Parameters:

concurrentStoreAndDispatch - the concurrentStoreAndDispatch to set

getMaxAsyncJobs

public int getMaxAsyncJobs()

Returns:

the maxAsyncJobs

setMaxAsyncJobs

public void setMaxAsyncJobs(int maxAsyncJobs)

Parameters:

maxAsyncJobs - the maxAsyncJobs to set

configureMetadata

protected void configureMetadata()

Specified by:

configureMetadata in class MessageDatabase

doStart

public void doStart()
             throws Exception

Overrides:

doStart in class MessageDatabase

Throws:

Exception

doStop

public void doStop(ServiceStopper stopper)
            throws Exception

Overrides:

doStop in class MessageDatabase

Throws:

Exception

removeQueueTask

protected org.apache.activemq.store.kahadb.KahaDBStore.StoreQueueTask removeQueueTask(KahaDBStore.KahaDBMessageStore store,
 org.apache.activemq.command.MessageId id)

addQueueTask

protected void addQueueTask(KahaDBStore.KahaDBMessageStore store,
 org.apache.activemq.store.kahadb.KahaDBStore.StoreQueueTask task)
                     throws IOException

Throws:

IOException

removeTopicTask

protected org.apache.activemq.store.kahadb.KahaDBStore.StoreTopicTask removeTopicTask(org.apache.activemq.store.kahadb.KahaDBStore.KahaDBTopicMessageStore store,
 org.apache.activemq.command.MessageId id)

addTopicTask

protected void addTopicTask(org.apache.activemq.store.kahadb.KahaDBStore.KahaDBTopicMessageStore store,
 org.apache.activemq.store.kahadb.KahaDBStore.StoreTopicTask task)
                     throws IOException

Throws:

IOException

createTransactionStore

public TransactionStore createTransactionStore()
                                        throws IOException

Specified by:

createTransactionStore in interface PersistenceAdapter

Throws:

IOException

getForceRecoverIndex

public boolean getForceRecoverIndex()

setForceRecoverIndex

public void setForceRecoverIndex(boolean forceRecoverIndex)

forgetRecoveredAcks

public void forgetRecoveredAcks(ArrayList<org.apache.activemq.command.MessageAck> preparedAcks,
 boolean isRollback)
                         throws IOException

Throws:

IOException

trackRecoveredAcks

public void trackRecoveredAcks(ArrayList<org.apache.activemq.command.MessageAck> preparedAcks)
                        throws IOException

Throws:

IOException

createQueueMessageStore

public MessageStore createQueueMessageStore(org.apache.activemq.command.ActiveMQQueue destination)
                                     throws IOException

Specified by:

createQueueMessageStore in interface PersistenceAdapter

Throws:

IOException

createTopicMessageStore

public TopicMessageStore createTopicMessageStore(org.apache.activemq.command.ActiveMQTopic destination)
                                          throws IOException

Specified by:

createTopicMessageStore in interface PersistenceAdapter

Throws:

IOException

removeQueueMessageStore

public void removeQueueMessageStore(org.apache.activemq.command.ActiveMQQueue destination)

Cleanup method to remove any state associated with the given destination. This method does not stop the message store (it might not be cached).

Specified by:

removeQueueMessageStore in interface PersistenceAdapter

Parameters:

destination - Destination to forget

removeTopicMessageStore

public void removeTopicMessageStore(org.apache.activemq.command.ActiveMQTopic destination)

Cleanup method to remove any state associated with the given destination This method does not stop the message store (it might not be cached).

Specified by:

removeTopicMessageStore in interface PersistenceAdapter

Parameters:

destination - Destination to forget

deleteAllMessages

public void deleteAllMessages()
                       throws IOException

Specified by:

deleteAllMessages in interface PersistenceAdapter

Throws:

IOException

getDestinations

public Set<org.apache.activemq.command.ActiveMQDestination> getDestinations()

Specified by:

getDestinations in interface PersistenceAdapter

getLastMessageBrokerSequenceId

public long getLastMessageBrokerSequenceId()
                                    throws IOException

Specified by:

getLastMessageBrokerSequenceId in interface PersistenceAdapter

Throws:

IOException

getLastProducerSequenceId

public long getLastProducerSequenceId(org.apache.activemq.command.ProducerId id)

Specified by:

getLastProducerSequenceId in interface PersistenceAdapter

size

public long size()

Specified by:

size in interface PersistenceAdapter

beginTransaction

public void beginTransaction(ConnectionContext context)
                      throws IOException

Specified by:

beginTransaction in interface PersistenceAdapter

Throws:

IOException

commitTransaction

public void commitTransaction(ConnectionContext context)
                       throws IOException

Specified by:

commitTransaction in interface PersistenceAdapter

Throws:

IOException

rollbackTransaction

public void rollbackTransaction(ConnectionContext context)
                         throws IOException

Specified by:

rollbackTransaction in interface PersistenceAdapter

Throws:

IOException

checkpoint

public void checkpoint(boolean sync)
                throws IOException

Specified by:

checkpoint in interface PersistenceAdapter

Throws:

IOException

getTransactionIdTransformer

public TransactionIdTransformer getTransactionIdTransformer()

setTransactionIdTransformer

public void setTransactionIdTransformer(TransactionIdTransformer transactionIdTransformer)

createJobSchedulerStore

public JobSchedulerStore createJobSchedulerStore()
                                          throws IOException,
UnsupportedOperationException

Specified by:

createJobSchedulerStore in interface PersistenceAdapter

Throws:

IOException

UnsupportedOperationException

isPersistNoLocal

public boolean isPersistNoLocal()

Specified by:

isPersistNoLocal in interface NoLocalSubscriptionAware