public void deleteEducation(HrEducation education) {
   hrEducationDAO.deleteEducation(education);
 }
 public void saveEducation(HrEducation education) {
   hrEducationDAO.saveEducation(education);
 }
 public List<HrEducation> getEducationsForStaff(HrStaff staff) {
   return hrEducationDAO.getEducationForStaff(staff);
 }
 public HrEducation getEducationById(Integer educationId) {
   return hrEducationDAO.getEducationById(educationId);
 }