MigratePluginManagerInterface.php

<?php

namespace Drupal\migrate\Plugin;

use Drupal\Component\Plugin\PluginManagerInterface;
interface MigratePluginManagerInterface extends PluginManagerInterface {
    
    /**
     * Creates a pre-configured instance of a migration plugin.
     *
     * A specific createInstance method is necessary to pass the migration on.
     *
     * @param string $plugin_id
     *   The ID of the plugin being instantiated.
     * @param array $configuration
     *   An array of configuration relevant to the plugin instance.
     * @param \Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration context in which the plugin will run.
     *
     * @return object
     *   A fully configured plugin instance.
     *
     * @throws \Drupal\Component\Plugin\Exception\PluginException
     *   If the instance cannot be created, such as if the ID is invalid.
     */
    public function createInstance($plugin_id, array $configuration = [], ?MigrationInterface $migration = NULL);

}