package dao; import java.util.Set; import entity.Doctor; import entity.Patient; public interface PatientsDao extends Daoable<Patient>{ Set<Patient> findAllByDoctor(Doctor doctor) throws DataAccessException; Set<Patient> findAllByDiagnose(String diagnose) throws DataAccessException; Set<Patient> findAllWithExpensiveVisit(double visitCostsAtLeast) throws DataAccessException; }