org.sensorhub.api.persistence

Interface IStorageModule<ConfigType extends StorageConfig>

All Superinterfaces:

IEventProducer, IModule<ConfigType>

All Known Subinterfaces:

IObsStorageModule<ConfigType>, IRecordStorageModule<ConfigType>

All Known Implementing Classes:

BasicStorageImpl, GenericStreamStorage, InMemoryBasicStorage, MultiEntityStorageImpl, ObsStorageImpl

public interface IStorageModule<ConfigType extends StorageConfig>
extends IModule<ConfigType>

Method Summary

Methods

Modifier and Type	Method and Description
void	backup(OutputStream os) Backups storage to specified output stream
void	commit() Commits all changes generated by transactional methods since the last commit event
void	restore(InputStream is) Restores storage from backup obtained from specified input stream
void	rollback() Cancels all changes generated by transactional methods since the last commit event
void	sync(IStorageModule<?> storage) Synchronizes storage with another storage of the same type (potentially remote)

Methods inherited from interface org.sensorhub.api.module.IModule

cleanup, getConfiguration, getCurrentError, getCurrentState, getLocalID, getName, getStatusMessage, init, init, isInitialized, isStarted, loadState, registerListener, requestInit, requestStart, requestStop, saveState, setConfiguration, start, stop, unregisterListener, updateConfig, waitForState

Method Detail

backup

void backup(OutputStream os)
            throws IOException

Backups storage to specified output stream

Parameters:

os -

Throws:

IOException

restore

void restore(InputStream is)
             throws IOException

Restores storage from backup obtained from specified input stream

Parameters:

is -

Throws:

IOException

commit

void commit()

Commits all changes generated by transactional methods since the last commit event

rollback

void rollback()

Cancels all changes generated by transactional methods since the last commit event

sync

void sync(IStorageModule<?> storage)
          throws StorageException

Synchronizes storage with another storage of the same type (potentially remote)

Parameters:

storage -

Throws:

StorageException