考虑在你的配置中定义一个 'com.test.simpletest.mapper.PersonMapper' 类型的 bean

Question

Error apears when runing the application: Consider defining a bean of type 'com.test.simpletest.mapper.PersonMapper' in your configuration.

EntityMapper:

public interface EntityMapper<D, E> {
    D toDTO(E entity);

    E toDAO(D dto);
}

PersonMapper:

@Mapper
public interface PersonMapper extends EntityMapper<PersonDTO, Person> {
}

PersonService:

public interface PersonService {
    List<Person> getAllPersons();
    Person createPerson(Person person);
}

PersonImpl:

@Service
public class PersonImpl implements PersonService {

    private PersonRepository personRepository;
    private PersonMapper personMapper;

    public PersonImpl(PersonRepository personRepository, PersonMapper personMapper) {
        this.personRepository = personRepository;
        this.personMapper = personMapper;
    }

    @Override
    public List<Person> getAllPersons() {
        return personRepository.findAll();
    }


    @Override
    public Person createPerson(Person person) {
        return  personRepository.save(person);
    } 
}

Answer 1

Change @Mapper to @Mapper(componentModel = "spring") . Then it will be correctly used by spring as a bean.