OnwerJpaService.java

package jian.he.services.springdatajpa;

import jian.he.model.Owner;
import jian.he.repositories.OwnerRepository;
import jian.he.repositories.PetRepository;
import jian.he.repositories.PetTypeRepository;
import jian.he.services.OwnerService;
import org.springframework.context.annotation.Profile;
import org.springframework.stereotype.Service;
import java.util.HashSet;
import java.util.Set;

@Service
@Profile("springdatajpa")
public class OnwerJpaService implements OwnerService {
    private final OwnerRepository ownerRepository;
    private final PetRepository petRepository;
    private final PetTypeRepository petTypeRepository;

    public OnwerJpaService(OwnerRepository ownerRepository, PetRepository petRepository,
                           PetTypeRepository petTypeRepository) {
        this.ownerRepository = ownerRepository;
        this.petRepository = petRepository;
        this.petTypeRepository = petTypeRepository;
    }

    @Override
    public Owner findById(Long aLong) {
        return ownerRepository.findById(aLong).orElse(null);
    }

    @Override
    public Owner save(Owner object) {
        System.out.println(".................");
        System.out.println(".................");
        System.out.println(".................");
        return ownerRepository.save(object);
    }

    @Override
    public void delete(Owner object) {
        ownerRepository.delete(object);
    }

    @Override
    public void deleteById(Long aLong) {
        ownerRepository.deleteById(aLong);
    }

    @Override
    public Set<Owner> findAll() {
        return new HashSet<>(ownerRepository.findAll());
    }

    @Override
    public Owner findByLastName(String lastName) {

        return ownerRepository.findByLastName(lastName);
    }

}