org.caleigo.core.service
Class BinaryFileDataService

java.lang.Object
  org.caleigo.core.AbstractDataService
      org.caleigo.core.service.MemoryDataService
          org.caleigo.core.service.BinaryFileDataService

All Implemented Interfaces:

IDataService, IDistributable, ISecureService, IService, java.io.Serializable

public class BinaryFileDataService

extends MemoryDataService

BinaryFileDataService provides a simple extension of the MemoryDataService that stores the data entities in binary files in database file-catalog. Note that the binary format used is the standard java serialization format that may vary between differnt versions of the JDK and CEL library. The class should therfore only be used for tests, demonstrations or other temporary data storage solutions.

Version:

1.00

Author:

Dennis Zikovic

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class org.caleigo.core.service.MemoryDataService

MemoryDataService.DataTransaction, MemoryDataService.DefaultSelectionHolder, MemoryDataService.ISelectionHolder

Nested classes inherited from class org.caleigo.core.AbstractDataService

AbstractDataService.AbstractDataTransaction

Field Summary

Fields inherited from class org.caleigo.core.service.MemoryDataService

mTableSelectionMap

Fields inherited from class org.caleigo.core.AbstractDataService

DEFAULT_TIMEOUT

Constructor Summary

BinaryFileDataService(IDataSourceDescriptor dataSourceDescriptor, java.lang.Object serviceIdentity, java.lang.String dbDirectoryPath)

BinaryFileDataService(IDataSourceDescriptor dataSourceDescriptor, java.lang.String dbDirectoryPath)

Method Summary

java.io.File	getDirectoryFile()
protected ISelection	loadTableSelection(IEntityDescriptor entityDescriptor) This method can be overriden to provide a simple persistent storage for the MemoryDataService.
boolean	ping() Should return true if the service is online and reponding to calls.
protected void	storeTableSelection(ISelection dbSelection) This method can be overriden to provide a simple persistent storage for the MemoryDataService.

Methods inherited from class org.caleigo.core.service.MemoryDataService

backupTo, backupTo, copyDataSource, createSelectionHolder, executeDelete, executeInsert, executeLoad, executeQuery, executeUpdate, finalize, getTableSelection, isAutGenerateEnabled, isSyncronized, markTableAsChanged, newTransaction, restoreFrom, restoreFrom, restoreFromURL, restoreFromURL, setAutGenerateEnabled, setSyncronized, syncronize

Methods inherited from class org.caleigo.core.AbstractDataService

checkEntityAsDeletable, checkEntityAsStorable, delete, finalizeService, getCustomProxyService, getDataSourceDescriptor, getServiceIdentity, getServiceInterface, getServiceInterfaceClass, getServiceType, getTimeout, hasCustomProxyService, initializeService, isValidating, load, loadSelection, loadSelection, refresh, setEntityData, setTimeout, setValidating, store

Methods inherited from class java.lang.Object

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

Constructor Detail

BinaryFileDataService

public BinaryFileDataService(IDataSourceDescriptor dataSourceDescriptor,
                             java.lang.String dbDirectoryPath)

BinaryFileDataService

public BinaryFileDataService(IDataSourceDescriptor dataSourceDescriptor,
                             java.lang.Object serviceIdentity,
                             java.lang.String dbDirectoryPath)

Method Detail

ping

public boolean ping()

Description copied from class: AbstractDataService

Should return true if the service is online and reponding to calls. Note that initializeService() must be called prior to this method.

Specified by:

ping in interface IService

Overrides:

ping in class MemoryDataService

loadTableSelection

protected ISelection loadTableSelection(IEntityDescriptor entityDescriptor)

Description copied from class: MemoryDataService

This method can be overriden to provide a simple persistent storage for the MemoryDataService. The method is called prior to any access of addressed table.

Overrides:

loadTableSelection in class MemoryDataService

storeTableSelection

protected void storeTableSelection(ISelection dbSelection)

Description copied from class: MemoryDataService

This method can be overriden to provide a simple persistent storage for the MemoryDataService. The method is called to store changes when neaded.

Overrides:

storeTableSelection in class MemoryDataService

getDirectoryFile

public java.io.File getDirectoryFile()