Example usage for javax.persistence EntityManager getTransaction

Introduction

In this page you can find the example usage for javax.persistence EntityManager getTransaction.

Prototype

public EntityTransaction getTransaction();

Source Link

Document

Return the resource-level EntityTransaction object.

Usage

From source file:it.infn.ct.futuregateway.apiserver.resources.observers.TaskObserver.java

@Override
public final void update(final Observable obs, final Object arg) {
    if (!(obs instanceof Task)) {
        log.error("Wrong abject associated with the oserver");
    }// w  w  w  . j  a  va  2 s  .  c  o  m
    Task t = (Task) obs;
    if (t.getId() == null || t.getStatus() == null) {
        return;
    }
    log.debug("Task " + t.getId() + " updated");
    if (t.getStatus().equals(Task.STATUS.WAITING) && t.getApplicationDetail() != null) {
        if (t.getInputFiles() != null) {
            for (TaskFile tf : t.getInputFiles()) {
                if (tf.getStatus().equals(TaskFile.FILESTATUS.NEEDED)) {
                    return;
                }
            }
        }
        t.setStatus(Task.STATUS.READY);
        submit(t);
    }
    EntityManager em = emf.createEntityManager();
    EntityTransaction et = em.getTransaction();
    try {
        et.begin();
        em.merge(t);
        et.commit();
    } catch (RuntimeException re) {
        log.error("Impossible to update the task!");
        log.error(re);
        if (et != null && et.isActive()) {
            et.rollback();
        }
    } finally {
        em.close();
    }
}

From source file:com.appdynamicspilot.persistence.BasePersistenceImpl.java

@Transactional
public void delete(Serializable object) {
    EntityManager entityManager = getEntityManager();
    EntityTransaction txn = entityManager.getTransaction();
    txn.begin();/*from   w w  w.  j av  a  2  s  .co m*/
    try {
        entityManager.remove(object);
    } catch (Exception ex) {
        logger.error(ex);
        txn.rollback();
    } finally {
        if (!txn.getRollbackOnly()) {
            txn.commit();
        }
    }
}

From source file:com.appdynamicspilot.persistence.CartPersistence.java

@Transactional
public void deleteAllCartItems(Long userId) {
    EntityManager em = getEntityManager();
    EntityTransaction txn = em.getTransaction();
    txn.begin();/*from   w w  w  .  ja  v  a  2  s .c o m*/
    Query q = em.createQuery("DELETE FROM Cart c where c.user.id=:id");
    q.setParameter("id", userId);
    q.executeUpdate();
    txn.commit();
}

From source file:com.appdynamicspilot.persistence.BasePersistenceImpl.java

/**
 * The method to update the serailizable business objects into the database.
 * //from   w  ww  .  ja  v a 2s  .  c o m
 * @param object --
 *            serializable object
 * @throws PersistenceException
 */
@Transactional
public void update(final Serializable object) {
    EntityManager entityManager = getEntityManager();
    EntityTransaction txn = entityManager.getTransaction();
    txn.begin();
    try {
        entityManager.merge(object);
    } catch (Exception ex) {
        logger.error(ex);
        txn.rollback();
    } finally {
        if (!txn.getRollbackOnly()) {
            txn.commit();
        }
    }
}

From source file:com.appdynamicspilot.persistence.BasePersistenceImpl.java

@Transactional
public void save(final Serializable object) {
    EntityManager entityManager = getEntityManager();
    EntityTransaction txn = entityManager.getTransaction();
    txn.begin();//from  ww w.java2  s . c om
    try {
        entityManager.persist(object);
    } catch (Exception ex) {
        logger.error(ex);
        txn.rollback();
    } finally {
        if (!txn.getRollbackOnly()) {
            txn.commit();
        }
    }

}

From source file:com.epam.training.taranovski.web.project.repository.implementation.UserSkillRepositoryImplementation.java

@Override
public UserSkill getById(int id) {
    EntityManager em = entityManagerFactory.createEntityManager();
    UserSkill userSkill;//w  w  w . ja v  a2  s.  co m
    try {
        em.getTransaction().begin();
        userSkill = em.find(UserSkill.class, id);
        em.getTransaction().commit();
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        em.close();
    }

    return userSkill;
}

From source file:com.sdl.odata.datasource.jpa.JPADataSource.java

@Override
public Object create(ODataUri uri, Object entity, EntityDataModel entityDataModel) throws ODataException {
    Object jpaEntity = entityMapper.convertODataEntityToDS(entity, entityDataModel);
    EntityManager entityManager = getEntityManager();
    EntityTransaction transaction = entityManager.getTransaction();
    try {/* w  ww  .ja va  2 s.com*/
        transaction.begin();

        LOG.info("Persisting entity: {}", jpaEntity);
        entityManager.persist(jpaEntity);

        return entityMapper.convertDSEntityToOData(jpaEntity, entity.getClass(), entityDataModel);
    } finally {
        if (transaction.isActive()) {
            transaction.commit();
        } else {
            transaction.rollback();
        }
    }
}

From source file:controllers.AuthController.java

@UnitOfWork
@FilterWith(CTCheck.class)
public Result signup(Context context, Session session, @JSR303Validation User u, Validation validation) {
    if (validation.hasBeanViolations()) {
        ArrayList map = new ArrayList();
        for (Iterator<FieldViolation> i = validation.getBeanViolations().listIterator(); i.hasNext();) {
            FieldViolation elem = i.next();
            map.add(elem.field + " " + elem.constraintViolation.getMessageKey());
        }/*from  w w w . j  ava2s.  c o m*/
        return Results.json().status(400).render(new JSendResp(400, map));
    }

    try {
        EntityManager entitymanager = entitiyManagerProvider.get();
        entitymanager.getTransaction().begin();
        entitymanager.persist(u);
        entitymanager.getTransaction().commit();
        String token = SessionIdentifierGenerator.nextSessionId();
        context.addCookie(Cookie.builder("token", token).build());
        ninjaCache.set(token, u.getId());
        session.put("token", token);
        session.put("email", u.getEmail());
        session.put("id", String.valueOf(u.getId()));
        return Results.json().render(new RespAuth(u.getId(), token, u.getEmail()));
    } catch (Exception e) {
        return Results.json().status(400).render(new JSendResp(400, e));
    }
}

From source file:com.pocketgorilla.stripesem.TransactionFilter.java

private void doAfter() {
    EntityManager em = provider.getEntityManager(false);
    if ((em != null) && (em.isOpen())) {
        EntityTransaction tx = em.getTransaction();
        if (tx.isActive()) {
            if (tx.getRollbackOnly()) {
                tx.rollback();/* w w  w  . java  2s  . co m*/
                log.info("Rolled back persistence transaction.");
            } else {
                tx.commit();
                log.debug("Committed persistence transaction.");
            }
        }
        em.close();
        provider.removeEntityManager();
    }
}

From source file:com.epam.training.taranovski.web.project.repository.implementation.UserSkillRepositoryImplementation.java

@Override
public boolean create(UserSkill userSkill) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {/*from w w  w.  j a  va2  s  .co  m*/
        em.getTransaction().begin();
        em.persist(userSkill);
        em.getTransaction().commit();
        success = true;
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}