no.ks.eventstore2.eventstore

Class LevelDbJournalStorage

java.lang.Object

no.ks.eventstore2.eventstore.LevelDbJournalStorage

All Implemented Interfaces:

JournalStorage

public class LevelDbJournalStorage
extends Object
implements JournalStorage

Constructor Summary

Constructors

Constructor and Description
LevelDbJournalStorage(String directory, KryoClassRegistration registration)
LevelDbJournalStorage(String directory, KryoClassRegistration registration, long eventReadLimit)

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	doBackup(String backupDirectory, String backupfilename)
protected long	getNextAvailableKeyForAggregate(String aggregateType)
boolean	loadEventsAndHandle(String aggregateType, HandleEvent handleEvent) Load events
boolean	loadEventsAndHandle(String aggregateType, HandleEvent handleEvent, String fromKey) LoadEvent from a key
EventBatch	loadEventsForAggregateId(String aggregateType, String aggregateId, String fromJournalId)
void	open()
void	printDB()
void	saveEvent(Event event)
void	upgradeFromOldStorage(String aggregateType, JournalStorage storage)

Methods inherited from class java.lang.Object

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

Constructor Detail

LevelDbJournalStorage

public LevelDbJournalStorage(String directory,
                     KryoClassRegistration registration)

LevelDbJournalStorage

public LevelDbJournalStorage(String directory,
                     KryoClassRegistration registration,
                     long eventReadLimit)

Method Detail

upgradeFromOldStorage

public void upgradeFromOldStorage(String aggregateType,
                         JournalStorage storage)

Specified by:

upgradeFromOldStorage in interface JournalStorage

doBackup

public void doBackup(String backupDirectory,
            String backupfilename)

Specified by:

doBackup in interface JournalStorage

backupfilename - without file ending

loadEventsForAggregateId

public EventBatch loadEventsForAggregateId(String aggregateType,
                                  String aggregateId,
                                  String fromJournalId)

Specified by:

loadEventsForAggregateId in interface JournalStorage

fromJournalId - null if read from begining

Returns:

open

public void open()

Specified by:

open in interface JournalStorage

saveEvent

public void saveEvent(Event event)

Specified by:

saveEvent in interface JournalStorage

getNextAvailableKeyForAggregate

protected long getNextAvailableKeyForAggregate(String aggregateType)

printDB

public void printDB()
             throws IOException

Throws:

IOException

loadEventsAndHandle

public boolean loadEventsAndHandle(String aggregateType,
                          HandleEvent handleEvent)

Description copied from interface: JournalStorage

Load events

Specified by:

loadEventsAndHandle in interface JournalStorage

Returns:

true if all events sent

loadEventsAndHandle

public boolean loadEventsAndHandle(String aggregateType,
                          HandleEvent handleEvent,
                          String fromKey)

Description copied from interface: JournalStorage

LoadEvent from a key

Specified by:

loadEventsAndHandle in interface JournalStorage

fromKey - from this key

Returns:

true if all events sent

close

public void close()

Specified by:

close in interface JournalStorage