class Migration in Drupal 8

Calculates the value of a property based on a previous migration.

Online handbook documentation for migration process plugin

Plugin annotation

@MigrateProcessPlugin(
  id = "migration"
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\migrate\ProcessPluginBase implements MigrateProcessInterface
      • class \Drupal\migrate\Plugin\migrate\process\MigrationLookup implements ContainerFactoryPluginInterface
        • class \Drupal\migrate\Plugin\migrate\process\Migration

Deprecated

in drupal:8.3.0 and is removed from drupal:9.0.0. Use \Drupal\migrate\Plugin\migrate\process\MigrationLookup instead.

1 file declares its use of Migration

MigrationTest.php in core/modules/migrate/tests/src/Unit/process/MigrationTest.php

3 string references to 'Migration'

migrate.info.yml in core/modules/migrate/migrate.info.yml

core/modules/migrate/migrate.info.yml

migrate_drupal.info.yml in core/modules/migrate_drupal/migrate_drupal.info.yml

core/modules/migrate_drupal/migrate_drupal.info.yml

migrate_drupal_ui.info.yml in core/modules/migrate_drupal_ui/migrate_drupal_ui.info.yml

core/modules/migrate_drupal_ui/migrate_drupal_ui.info.yml

File

core/modules/migrate/src/Plugin/migrate/process/Migration.php, line 19

Namespace

Drupal\migrate\Plugin\migrate\process

class Migration extends MigrationLookup {

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
MigrationLookup::$migrateLookup	protected	property	The migrate lookup service.
MigrationLookup::$migrateStub	protected	property	The migrate stub service.
MigrationLookup::$migration	protected	property	The migration to be executed.
MigrationLookup::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
MigrationLookup::createStubRow Deprecated	protected	function	Create a stub row source for later import as stub data.
MigrationLookup::isValid	protected	function	Determines if the value is valid for lookup.
MigrationLookup::skipInvalid	protected	function	Skips the migration process entirely if the value is invalid.
MigrationLookup::transform	public	function	Overrides ProcessPluginBase::transform
MigrationLookup::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object. Overrides PluginBase::__construct
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
ProcessPluginBase::multiple	public	function	Indicates whether the returned value requires multiple handling. Overrides MigrateProcessInterface::multiple	3
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.