// Example 8-1: PatientDAO.java

package com.oreilly.patterns.chapter8;

import com.oreilly.patterns.chapter7.PatientDTO;

public interface PatientDAO {
  // Retrieve a patient's record from the database
  public PatientDTO findPatient(long pat_no);
  // Save a patient DTO back to the database
  public void savePatient(PatientDTO patient);
  // create a new patient, based on data in the PatientDTO,
  // and return a PatientDTO updated with the primary key for the new patient
  public PatientDTO createPatient(PatientDTO patient);
}