source: src/main/java/com/project/beautycenter/service/KlientiService.java

package com.project.beautycenter.service;

import com.project.beautycenter.model.Klienti;
import com.project.beautycenter.model.Users;

import java.util.List;

public interface KlientiService {

    List<Klienti> listAll();

    Klienti findById(Integer id);

    Klienti delete(Integer id);

    Klienti create(Users users, String ime, String prezime, String telBr, String email);

    Klienti update(Integer id, String ime, String prezime, String telBr, String email);
}