public void destroy(String id)
throws NonexistentEntityException, RollbackFailureException, Exception {
EntityManager em = null;
try {
utx.begin();
em = getEntityManager();
TipoComparacion tipoComparacion;
try {
tipoComparacion = em.getReference(TipoComparacion.class, id);
tipoComparacion.getIdComparador();
} catch (EntityNotFoundException enfe) {
throw new NonexistentEntityException(
"The tipoComparacion with id " + id + " no longer exists.", enfe);
}
em.remove(tipoComparacion);
utx.commit();
} catch (Exception ex) {
try {
utx.rollback();
} catch (Exception re) {
throw new RollbackFailureException(
"An error occurred attempting to roll back the transaction.", re);
}
throw ex;
} finally {
if (em != null) {
em.close();
}
}
}
public void edit(TipoComparacion tipoComparacion)
throws NonexistentEntityException, RollbackFailureException, Exception {
EntityManager em = null;
try {
utx.begin();
em = getEntityManager();
tipoComparacion = em.merge(tipoComparacion);
utx.commit();
} catch (Exception ex) {
try {
utx.rollback();
} catch (Exception re) {
throw new RollbackFailureException(
"An error occurred attempting to roll back the transaction.", re);
}
String msg = ex.getLocalizedMessage();
if (msg == null || msg.length() == 0) {
String id = tipoComparacion.getIdComparador();
if (findTipoComparacion(id) == null) {
throw new NonexistentEntityException(
"The tipoComparacion with id " + id + " no longer exists.");
}
}
throw ex;
} finally {
if (em != null) {
em.close();
}
}
}
public void create(TipoComparacion tipoComparacion)
throws PreexistingEntityException, RollbackFailureException, Exception {
EntityManager em = null;
try {
utx.begin();
em = getEntityManager();
em.persist(tipoComparacion);
utx.commit();
} catch (Exception ex) {
try {
utx.rollback();
} catch (Exception re) {
throw new RollbackFailureException(
"An error occurred attempting to roll back the transaction.", re);
}
if (findTipoComparacion(tipoComparacion.getIdComparador()) != null) {
throw new PreexistingEntityException(
"TipoComparacion " + tipoComparacion + " already exists.", ex);
}
throw ex;
} finally {
if (em != null) {
em.close();
}
}
}