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:com.ewcms.publication.PublishIntegratedTest.java

private void updateResourceStutas() {
    JpaTemplate template = createJpaTemplate();
    template.execute(new JpaCallback<Object>() {
        @Override//from ww w. ja  va 2s. c  o m
        public Object doInJpa(EntityManager em) throws PersistenceException {
            em.getTransaction().begin();
            String hql = "Update Resource o Set o.status= ?1 Where o.status = ?2";
            Query query = em.createQuery(hql);
            query.setParameter(1, Resource.Status.NORMAL);
            query.setParameter(2, Resource.Status.RELEASED);
            query.executeUpdate();
            em.getTransaction().commit();
            return null;
        }
    });
}

From source file:com.ewcms.publication.PublishIntegratedTest.java

private void updateArticleStutas() {
    JpaTemplate template = createJpaTemplate();
    template.execute(new JpaCallback<Object>() {
        @Override/*from   ww w  .j a va 2s .  c  o  m*/
        public Object doInJpa(EntityManager em) throws PersistenceException {
            em.getTransaction().begin();
            String hql = "Update Article o Set o.status=?1 Where o.status = ?2";
            Query query = em.createQuery(hql);
            query.setParameter(1, Article.Status.PRERELEASE);
            query.setParameter(2, Article.Status.RELEASE);
            query.executeUpdate();
            em.getTransaction().commit();
            return null;
        }
    });
}

From source file:com.medigy.persist.Ejb3TestCase.java

protected void tearDown() throws Exception {
    final EntityManager entityManager = getEntityManager();
    final EntityTransaction transaction = entityManager.getTransaction();
    SetupTestConfiguration.getInstance().getPostInsertEventListener().deleteEntityList(entityManager);
    transaction.commit();/* w ww . j  a v  a 2  s  .  c  om*/
    entityManager.close();
    SessionManager.getInstance().popActiveSession();
}

From source file:com.appdynamics.loan.persistence.BasePersistenceImpl.java

@Transactional
public void delete(Serializable object) {
    EntityManager entityManager = getEntityManager();
    EntityTransaction txn = entityManager.getTransaction();
    txn.begin();/*from   ww  w .ja va 2s  .  c  om*/
    try {
        entityManager.remove(object);
    } catch (Exception ex) {
        txn.rollback();
    } finally {
        if (!txn.getRollbackOnly()) {
            txn.commit();
        }
    }
}

From source file:com.appdynamics.loan.persistence.BasePersistenceImpl.java

/**
 * The method to update the serailizable business objects into the database.
 * /*from  w w  w.  ja v a2  s . c om*/
 * @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) {
        txn.rollback();
    } finally {
        if (!txn.getRollbackOnly()) {
            txn.commit();
        }
    }
}

From source file:com.appdynamics.loan.persistence.BasePersistenceImpl.java

@Transactional
public void save(final Serializable object) {
    EntityManager entityManager = getEntityManager();
    EntityTransaction txn = entityManager.getTransaction();
    txn.begin();//  w  ww.  ja v a2  s .c o m
    try {
        entityManager.persist(object);
    } catch (Exception ex) {
        txn.rollback();
    } finally {
        if (!txn.getRollbackOnly()) {
            txn.commit();
        }
    }

}

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

@Override
public Admin getById(int id) {
    EntityManager em = entityManagerFactory.createEntityManager();
    Admin admin;//from w  w  w. j a v a 2s . com
    try {
        em.getTransaction().begin();
        admin = em.find(Admin.class, id);
        em.getTransaction().commit();
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        em.close();
    }

    return admin;
}

From source file:br.com.i9torpedos.model.service.repository.BaseRepository.java

public T saveOrUpdate(T obj) throws PersistenceException {
    EntityManager em = EntityManagerUtil.getEntityManager();
    em.getTransaction().begin();
    Boolean situacao = false;//from w w  w.  j  ava 2 s . c o  m

    if (obj != null) {

        try {
            // if (obj != null) {
            obj = em.merge(obj);

            log.info("Dados Atualizado com Sucesso. " + obj.getClass().getName());
            situacao = true;

            /*} else {
            em.persist(obj);
                    
            log.info("Dados Gravado com Sucesso. " + obj.getClass().getName());
            situacao = true;
            }*/

        } catch (Exception e) {
            situacao = false;
            log.fatal("Falha em Atualizar ou Gravar dados " + e.getMessage());

            //Devida a falha de Persistencia ira Realizar um Rolback
            em.getTransaction().rollback();
            throw new PersistenceException("Falha ao Persistir Dados", e);

        } finally {

            //se for verdadeiro ento realiza o commit e fecha meu entitymanager
            if (situacao) {
                em.getTransaction().commit();
                //em.flush();
                // em.clear();
            }
            em.close();
            log.info("EntityManager fechado com Sucesso. Metodo saveOrUpdate");
        }
    }

    return obj;

}

From source file:com.sixsq.slipstream.persistence.Run.java

public static Run abortOrReset(String abortMessage, String nodename, String uuid) {
    EntityManager em = PersistenceUtil.createEntityManager();
    EntityTransaction transaction = em.getTransaction();
    transaction.begin();//from w  w  w  .j  a  v  a  2 s.c o  m

    Run run = Run.abortOrReset(abortMessage, nodename, em, uuid);

    transaction.commit();
    em.close();

    return run;
}

From source file:io.kloudwork.controller.LoginController.java

public String postRegister(Request request, Response response) throws IOException, FileUploadException {

    String salt = BCrypt.gensalt();
    String hash = BCrypt.hashpw(request.queryParams("password"), salt);

    User user = new User();
    user.setUsername(request.queryParams("username"));
    user.setPassword(hash);/*w  w  w  .  j  a va  2 s.c o  m*/

    EntityManager entityManager = Container.getInstance().getEntityManager();
    entityManager.getTransaction().begin();
    entityManager.persist(user);
    entityManager.getTransaction().commit();
    return "registered";
}