class CckFieldPluginBase

abstract class CckFieldPluginBase extends FieldPluginBase implements MigrateCckFieldInterface {
    
    /**
     * {@inheritdoc}
     */
    public function defineValueProcessPipeline(MigrationInterface $migration, $field_name, $data) {
        // Provide a bridge to the old method declared on the interface and now an
        // abstract method in this class.
        return $this->processCckFieldValues($migration, $field_name, $data);
    }
    
    /**
     * Apply any custom processing to the field bundle migrations.
     *
     * @param \Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration entity.
     * @param string $field_name
     *   The field name we're processing the value for.
     * @param array $data
     *   The array of field data from FieldValues::fieldData().
     */
    public abstract function processCckFieldValues(MigrationInterface $migration, $field_name, $data);

}