org.nuiton.wikitty.services
Class WikittyExtensionMigrationRename

java.lang.Object
  org.nuiton.wikitty.services.WikittyExtensionMigrationRename

All Implemented Interfaces:

WikittyExtensionMigration

public class WikittyExtensionMigrationRename
extends Object
implements WikittyExtensionMigration

Basic extension migration use to manage rename field name. Order to detect a rename, not creation a new field, you should use tag value "renameFrom" with name of use in before extension. Since 1.5, this class also take care about extension order.

Author:

ruchaud

Field Summary

static String

TAG_RENAME

Fields inherited from interface org.nuiton.wikitty.services.WikittyExtensionMigration

migrationRegistry

Constructor Summary

WikittyExtensionMigrationRename()

Method Summary

protected void	addExtension(WikittyService service, Wikitty wikitty, WikittyExtension newExt) Recursively add extension with requires ones (orderer).
Wikitty	migrate(WikittyService service, Wikitty wikitty, WikittyExtension oldExt, WikittyExtension newExt) Migrate wikitty data from oldExt version to newExt.

Methods inherited from class java.lang.Object

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

Field Detail

TAG_RENAME

public static final String TAG_RENAME

See Also:

Constant Field Values

Constructor Detail

WikittyExtensionMigrationRename

public WikittyExtensionMigrationRename()

Method Detail

addExtension

protected void addExtension(WikittyService service,
                            Wikitty wikitty,
                            WikittyExtension newExt)

Recursively add extension with requires ones (orderer). WikittyService used in this method must not have WikittyServiceSecurity in stack because we pass null as secuirtyToken to method. (TODO poussin 2010 verify this assertion, when we use Migration, we don't need Security)

Parameters:

service - service

transaction - current transaction to use

wikitty - wikitty to add extension to

newExt - extension to add

migrate

public Wikitty migrate(WikittyService service,
                       Wikitty wikitty,
                       WikittyExtension oldExt,
                       WikittyExtension newExt)

Description copied from interface: WikittyExtensionMigration

Migrate wikitty data from oldExt version to newExt.

Specified by:

migrate in interface WikittyExtensionMigration

Parameters:

service - Wikitty service that do migration

wikitty - Wikitty object that contains data in old version extension format

oldExt - old extension definition

newExt - new extension definition

Returns:

same wikitty as argument if nothing to do, or new wikitty if some modification is done