interface PersonRepository extends CrudRepository<Person, String> {

	@Query(idempotent = Query.Idempotency.IDEMPOTENT)
	Person findByFirstname(String firstname);

	Stream<PersonDto> streamDtoProjectionByFirstname(String firstname);

	@Query("select numberOfChildren from person where firstname = :firstname")
	int findDeclaredNumberOfChildrenByFirstname(String firstname);

	Window<Person> findWindowByLastname(String lastname, ScrollPosition scrollPosition, Limit limit);
}

/**
 * AOT generated Cassandra repository implementation for {@link PersonRepository}.
 */
public class PersonRepositoryImpl__AotRepository extends AotRepositoryFragmentSupport {
  private final CassandraOperations operations;

  public PersonRepositoryImpl__AotRepository(CassandraOperations operations,
      RepositoryFactoryBeanSupport.FragmentCreationContext context) {
    super(operations, context);
    this.operations = operations;
  }

  /**
   * AOT generated implementation of {@link PersonRepository#findByFirstname(java.lang.String)}.
   */
  public Person findByFirstname(String firstname) {
    Query query = Query.query(Criteria.where("firstname").is(firstname));

    ExecutableSelectOperation.TerminatingSelect<Person> select = operations.query(Person.class).matching(query);
    return select.oneValue();
  }

  /**
   * AOT generated implementation of {@link PersonRepository#streamDtoProjectionByFirstname(java.lang.String)}.
   */
  public Stream<PersonRepository.PersonDto> streamDtoProjectionByFirstname(String firstname) {
    Query query = Query.query(Criteria.where("firstname").is(firstname));

    ExecutableSelectOperation.TerminatingSelect<PersonRepository.PersonDto> select = operations.query(Person.class).as(PersonRepository.PersonDto.class).matching(query);
    return select.stream();
  }

  /**
   * AOT generated implementation of {@link PersonRepository#findDeclaredNumberOfChildrenByFirstname(java.lang.String)}.
   */
  public int findDeclaredNumberOfChildrenByFirstname(String firstname) {
    Object[] args = new Object[1];
    args[0] = potentiallyConvertBindingValue(firstname);
    SimpleStatement query = SimpleStatement.newInstance("select numberOfChildren from person where firstname = ?", args);

    ExecutableSelectOperation.TerminatingResults<Integer> select = operations.query(query).as(Integer.class);
    return select.oneValue();
  }

  /**
   * AOT generated implementation of {@link PersonRepository#findWindowByLastname(java.lang.String, org.springframework.data.domain.ScrollPosition, org.springframework.data.domain.Limit)}.
   */
  public Window<Person> findWindowByLastname(String lastname, ScrollPosition scrollPosition,
      Limit limit) {
    Query query = Query.query(Criteria.where("lastname").is(lastname));
    if (limit.isLimited()) {
      query = query.limit(limit.max() + 1);
    }
    if (!scrollPosition.isInitial()) {
      query = query.pagingState((CassandraScrollPosition) scrollPosition);
    }
    QueryOptions.QueryOptionsBuilder optionsBuilder = QueryOptions.builder();
    if (limit.isLimited()) {
      optionsBuilder.pageSize(limit.max());
    }
    query = query.queryOptions(optionsBuilder.build());

    ExecutableSelectOperation.TerminatingSelect<Person> select = operations.query(Person.class).matching(query);
    return WindowUtil.of(select.slice());
  }
  
}