public Instructor update(Instructor instructor) {
instructorVerifier.verifyOnUpdate(instructor);
Long locationId = commonDao.provideCourseLocation(instructor.getOffice());
instructorDao.update(instructor, locationId);
commonDao.deleteAllOfficeHoursForInstructor(instructor.getId());
createOfficeHours(instructor);
return instructorDao.getById(instructor.getId());
}
public void delete(Instructor instructor) {
instructorVerifier.verifyOnDelete(instructor);
commonDao.deleteAllOfficeHoursForInstructor(instructor.getId());
instructorDao.delete(instructor.getId());
}