org.tentackle.persist

Interface ModificationLogFactory

All Known Implementing Classes:

DefaultModificationLogFactory

public interface ModificationLogFactory

The ModificationLog factory.

Author:

harald

Method Summary

Modifier and Type	Method and Description
ModificationLog	createModificationLog() Creates a modlog.
<P extends AbstractDbObject<P>> ModificationLog	createModificationLog(AbstractDbObject<P> object, char modType) Creates a modification log from an object.
ModificationLog	createModificationLog(Db db) Creates an empty modification log for a given db.
ModificationLog	createModificationLog(Db db, char modType) Creates a modification log for a given db and modification type.
ModificationLog	createModificationLog(ModificationLog template, char modType) Creates a modlog from another modlog, but a different type.
static ModificationLogFactory	getInstance() The singleton.

Method Detail

getInstance

static ModificationLogFactory getInstance()

The singleton.

Returns:

the singleton

createModificationLog

ModificationLog createModificationLog()

Creates a modlog.

Returns:

the created modlog

createModificationLog

ModificationLog createModificationLog(Db db)

Creates an empty modification log for a given db. Useful for reading the log or as an RMI-proxy.

Parameters:

db - the database connection

Returns:

the created modlog

createModificationLog

ModificationLog createModificationLog(Db db,
                                      char modType)

Creates a modification log for a given db and modification type.

Parameters:

db - the database connection

modType - is the modification type (BEGIN or COMMIT)

Returns:

the created modlog

createModificationLog

<P extends AbstractDbObject<P>> ModificationLog createModificationLog(AbstractDbObject<P> object,
                                                                      char modType)

Creates a modification log from an object.

Type Parameters:

P - the logged object type

Parameters:

object - is the logged object

modType - is the modification type (INSERT, UPDATE...)

Returns:

the created modlog

createModificationLog

ModificationLog createModificationLog(ModificationLog template,
                                      char modType)

Creates a modlog from another modlog, but a different type.

Parameters:

template - the modlog template

modType - is the modification type (INSERT, UPDATE...)

Returns:

the created modlog