class Log

Logs values without changing them.

The log plugin will log the values that are being processed by other plugins.

Example:

process:
  bar:
    plugin: log
    source: foo

Plugin annotation

@MigrateProcessPlugin(
  id = "log"
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
    • class \Drupal\migrate\ProcessPluginBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\migrate\Plugin\MigrateProcessInterface
      • class \Drupal\migrate\Plugin\migrate\process\Log extends \Drupal\migrate\ProcessPluginBase

Expanded class hierarchy of Log

See also

\Drupal\migrate\Plugin\MigrateProcessInterface

File

core/modules/migrate/src/Plugin/migrate/process/Log.php, line 28

Namespace

class Log extends ProcessPluginBase {
    
    /**
     * {@inheritdoc}
     */
    public function transform($value, MigrateExecutableInterface $migrate_executable, Row $row, $destination_property) {
        // Log the value.
        $migrate_executable->saveMessage($value);
        // Pass through the same value we received.
        return $value;
    }

}

Members