package gw.api.rating.dtobased.data

/**
 * Mapper to map fields of an entity to a data object and vice versa.
 */
abstract class FieldMapper<S, T> {
  public function mapToDTO(dto: T, entity: S): T {
    if (dto == null or entity == null) {
      throw new IllegalStateException("Cannot map without a valid " + dto.Class.SimpleName +
          " and " + entity.Class.SimpleName + " entity")
    }

    return dto
  }
}