/**
* Returns the subject corresponding to the given code.
*
* @param code The subject code
* @return The subject corresponding to the given code
*/
public Subject findByCode(String code) {
// TODO How to add a case sensitive restriction with Hibernate and MySQL?
// List<Subject> subjects = s.createCriteria(Subject.class).add(Restrictions.eq("code",
// code)).list();
EntityManager entityManager = getEntityManager();
CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
CriteriaQuery<Subject> criteria = criteriaBuilder.createQuery(Subject.class);
Root<Subject> root = criteria.from(Subject.class);
criteria.select(root);
criteria.where(criteriaBuilder.equal(root.get(Subject_.code), code));
List<Subject> subjects = entityManager.createQuery(criteria).getResultList();
for (Subject subject : subjects) {
if (code.equals(subject.getCode())) return subject;
}
return null;
}
