interface MigrateFieldInterface

interface MigrateFieldInterface extends PluginInspectionInterface {
    
    /**
     * Apply any custom processing to the field migration.
     *
     * @param \Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration entity.
     */
    public function alterFieldMigration(MigrationInterface $migration);
    
    /**
     * Apply any custom processing to the field instance migration.
     *
     * @param \Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration entity.
     */
    public function alterFieldInstanceMigration(MigrationInterface $migration);
    
    /**
     * Apply any custom processing to the field widget migration.
     *
     * @param \Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration entity.
     */
    public function alterFieldWidgetMigration(MigrationInterface $migration);
    
    /**
     * Apply any custom processing to the field formatter migration.
     *
     * @param \Drupal\migrate\Plugin\MigrationInterface $migration
     *   The migration entity.
     */
    public function alterFieldFormatterMigration(MigrationInterface $migration);
    
    /**
     * Get the field formatter type from the source.
     *
     * @param \Drupal\migrate\Row $row
     *   The field being migrated.
     *
     * @return string
     *   The field formatter type.
     */
    public function getFieldFormatterType(Row $row);
    
    /**
     * Get a map between D6 formatters and D8 formatters for this field type.
     *
     * This is used by static::alterFieldFormatterMigration() in the base class.
     *
     * @return array
     *   The keys are D6 formatters and the values are D8 formatters.
     */
    public function getFieldFormatterMap();
    
    /**
     * Get the field widget type from the source.
     *
     * @param \Drupal\migrate\Row $row
     *   The field being migrated.
     *
     * @return string
     *   The field widget type.
     */
    public function getFieldWidgetType(Row $row);
    
    /**
     * Get a map between D6 and D8 widgets for this field type.
     *
     * @return array
     *   The keys are D6 field widget types and the values D8 widgets.
     */
    public function getFieldWidgetMap();
    
    /**
     * 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 function defineValueProcessPipeline(MigrationInterface $migration, $field_name, $data);
    
    /**
     * Computes the destination type of a migrated field.
     *
     * @param \Drupal\migrate\Row $row
     *   The field being migrated.
     *
     * @return string
     *   The destination field type.
     */
    public function getFieldType(Row $row);

}