public void destroy(long id) throws NonexistentEntityException {
EntityManager em = null;
try {
em = getEntityManager();
em.getTransaction().begin();
CheckoutRecord checkoutRecord;
try {
checkoutRecord = em.getReference(CheckoutRecord.class, id);
checkoutRecord.getId();
} catch (EntityNotFoundException enfe) {
throw new NonexistentEntityException(
"The checkoutRecord with id " + id + " no longer exists.", enfe);
}
Member member = checkoutRecord.getMember();
if (member != null) {
member.getRecords().remove(checkoutRecord);
member = em.merge(member);
}
Fine fine = checkoutRecord.getFine();
if (fine != null) {
fine.setRecord(null);
fine = em.merge(fine);
}
em.remove(checkoutRecord);
em.getTransaction().commit();
} finally {
if (em != null) {
em.close();
}
}
}
public void create(CheckoutRecord checkoutRecord) {
EntityManager em = null;
try {
em = getEntityManager();
em.getTransaction().begin();
Member member = checkoutRecord.getMember();
if (member != null) {
member = em.getReference(member.getClass(), member.getUniqueMemberNumber());
checkoutRecord.setMember(member);
}
Fine fine = checkoutRecord.getFine();
if (fine != null) {
fine = em.getReference(fine.getClass(), fine.getId());
checkoutRecord.setFine(fine);
}
em.persist(checkoutRecord);
if (member != null) {
member.getRecords().add(checkoutRecord);
member = em.merge(member);
}
if (fine != null) {
CheckoutRecord oldRecordOfFine = fine.getRecord();
if (oldRecordOfFine != null) {
oldRecordOfFine.setFine(null);
oldRecordOfFine = em.merge(oldRecordOfFine);
}
fine.setRecord(checkoutRecord);
fine = em.merge(fine);
}
em.getTransaction().commit();
} finally {
if (em != null) {
em.close();
}
}
}
public void edit(CheckoutRecord checkoutRecord) throws NonexistentEntityException, Exception {
EntityManager em = null;
try {
em = getEntityManager();
em.getTransaction().begin();
CheckoutRecord persistentCheckoutRecord =
em.find(CheckoutRecord.class, checkoutRecord.getId());
Member memberOld = persistentCheckoutRecord.getMember();
Member memberNew = checkoutRecord.getMember();
Fine fineOld = persistentCheckoutRecord.getFine();
Fine fineNew = checkoutRecord.getFine();
if (memberNew != null) {
memberNew = em.getReference(memberNew.getClass(), memberNew.getUniqueMemberNumber());
checkoutRecord.setMember(memberNew);
}
if (fineNew != null) {
fineNew = em.getReference(fineNew.getClass(), fineNew.getId());
checkoutRecord.setFine(fineNew);
}
checkoutRecord = em.merge(checkoutRecord);
if (memberOld != null && !memberOld.equals(memberNew)) {
memberOld.getRecords().remove(checkoutRecord);
memberOld = em.merge(memberOld);
}
if (memberNew != null && !memberNew.equals(memberOld)) {
memberNew.getRecords().add(checkoutRecord);
memberNew = em.merge(memberNew);
}
if (fineOld != null && !fineOld.equals(fineNew)) {
fineOld.setRecord(null);
fineOld = em.merge(fineOld);
}
if (fineNew != null && !fineNew.equals(fineOld)) {
CheckoutRecord oldRecordOfFine = fineNew.getRecord();
if (oldRecordOfFine != null) {
oldRecordOfFine.setFine(null);
oldRecordOfFine = em.merge(oldRecordOfFine);
}
fineNew.setRecord(checkoutRecord);
fineNew = em.merge(fineNew);
}
em.getTransaction().commit();
} catch (Exception ex) {
String msg = ex.getLocalizedMessage();
if (msg == null || msg.length() == 0) {
long id = checkoutRecord.getId();
if (findCheckoutRecord(id) == null) {
throw new NonexistentEntityException(
"The checkoutRecord with id " + id + " no longer exists.");
}
}
throw ex;
} finally {
if (em != null) {
em.close();
}
}
}