Package org.apache.activemq.store.kahadb

Class TempMessageDatabase

java.lang.Object

org.apache.activemq.store.kahadb.TempMessageDatabase

Direct Known Subclasses:

TempKahaDBStore

public class TempMessageDatabase
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	TempMessageDatabase.MessageKeysMarshaller
protected class	TempMessageDatabase.StoredDestinationMarshaller

Field Summary

Fields

Modifier and Type	Field	Description
static int	CLOSED_STATE
protected BTreeIndex<String,org.apache.activemq.store.kahadb.TempMessageDatabase.StoredDestination>	destinations
protected File	directory
protected Object	indexMutex
protected LinkedHashMap<TransactionId,ArrayList<org.apache.activemq.store.kahadb.TempMessageDatabase.Operation>>	inflightTransactions
static int	OPEN_STATE
protected AtomicBoolean	opened
protected PageFile	pageFile
protected LinkedHashMap<TransactionId,ArrayList<org.apache.activemq.store.kahadb.TempMessageDatabase.Operation>>	preparedTransactions
protected AtomicBoolean	started

Constructor Summary

Constructors

Constructor	Description
TempMessageDatabase()

Method Summary

Modifier and Type	Method	Description
void	close()
File	getDirectory()
int	getIndexWriteBatchSize()
HashSet<Integer>	getJournalFilesBeingReplicated()
PageFile	getPageFile()
protected org.apache.activemq.store.kahadb.TempMessageDatabase.StoredDestination	getStoredDestination(KahaDestination destination, Transaction tx)
void	load()
void	open()
void	process(KahaRemoveDestinationCommand command)
void	process(KahaSubscriptionCommand command)
void	processAdd(KahaAddMessageCommand command, TransactionId txid, ByteSequence data)
void	processCommit(TransactionId key)
void	processPrepare(TransactionId key)
void	processRemove(KahaRemoveMessageCommand command, TransactionId txid)
void	processRollback(TransactionId key)
void	setDirectory(File directory)
void	setEnableIndexWriteAsync(boolean enableIndexWriteAsync)
void	setIndexWriteBatchSize(int setIndexWriteBatchSize)
void	start()
void	stop()
void	unload()

Methods inherited from class java.lang.Object

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

Field Detail

CLOSED_STATE

public static final int CLOSED_STATE

See Also:

Constant Field Values

OPEN_STATE

public static final int OPEN_STATE

See Also:

Constant Field Values

destinations

protected BTreeIndex<String,org.apache.activemq.store.kahadb.TempMessageDatabase.StoredDestination> destinations

pageFile

protected PageFile pageFile

directory

protected File directory

started

protected AtomicBoolean started

opened

protected AtomicBoolean opened

indexMutex

protected final Object indexMutex

inflightTransactions

protected final LinkedHashMap<TransactionId,ArrayList<org.apache.activemq.store.kahadb.TempMessageDatabase.Operation>> inflightTransactions

preparedTransactions

protected final LinkedHashMap<TransactionId,ArrayList<org.apache.activemq.store.kahadb.TempMessageDatabase.Operation>> preparedTransactions

Constructor Detail

TempMessageDatabase

public TempMessageDatabase()

Method Detail

start

public void start()
           throws Exception

Throws:

Exception

stop

public void stop()
          throws Exception

Throws:

Exception

open

public void open()
          throws IOException

Throws:

IOException

load

public void load()
          throws IOException

Throws:

IOException

close

public void close()
           throws IOException,
                  InterruptedException

Throws:

IOException

InterruptedException

unload

public void unload()
            throws IOException,
                   InterruptedException

Throws:

IOException

InterruptedException

processAdd

public void processAdd(KahaAddMessageCommand command,
                       TransactionId txid,
                       ByteSequence data)
                throws IOException

Throws:

IOException

processRemove

public void processRemove(KahaRemoveMessageCommand command,
                          TransactionId txid)
                   throws IOException

Throws:

IOException

process

public void process(KahaRemoveDestinationCommand command)
             throws IOException

Throws:

IOException

process

public void process(KahaSubscriptionCommand command)
             throws IOException

Throws:

IOException

processCommit

public void processCommit(TransactionId key)
                   throws IOException

Throws:

IOException

processPrepare

public void processPrepare(TransactionId key)

processRollback

public void processRollback(TransactionId key)

getJournalFilesBeingReplicated

public HashSet<Integer> getJournalFilesBeingReplicated()

getStoredDestination

protected org.apache.activemq.store.kahadb.TempMessageDatabase.StoredDestination getStoredDestination(KahaDestination destination,
                                                                                                      Transaction tx)
                                                                                               throws IOException

Throws:

IOException

getDirectory

public File getDirectory()

setDirectory

public void setDirectory(File directory)

setIndexWriteBatchSize

public void setIndexWriteBatchSize(int setIndexWriteBatchSize)

getIndexWriteBatchSize

public int getIndexWriteBatchSize()

setEnableIndexWriteAsync

public void setEnableIndexWriteAsync(boolean enableIndexWriteAsync)

getPageFile

public PageFile getPageFile()