Example usage for javax.persistence EntityManager close

Introduction

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

Prototype

public void close();

Source Link

Document

Close an application-managed entity manager.

Usage

From source file:ejb.bean.UsuarioDAOJPAImplBean.java

/**Mtodo para a remoo de usurio.
 * @author Richel Sensineli//from w ww.j av  a  2 s.  c o m
 * @param id int - ID do usurio
 * @throws UsuarioNaoEncontradoException - usurio no encontrado
 */
@Override
public void removeUsuario(final int id) throws UsuarioNaoEncontradoException {
    EntityManagerFactory emf = Persistence.createEntityManagerFactory("UsuarioPU");
    EntityManager em = emf.createEntityManager();

    Usuario u = em.find(UsuarioImpl.class, id);

    em.getTransaction().begin();
    if (u == null) {
        throw new UsuarioNaoEncontradoException("usuario no encontrado");
    } else {
        em.remove(u);
        em.getTransaction().commit();
    }
    em.clear();
    em.close();
    emf.close();

}

From source file:eu.optimis.trustedinstance.DBStorage.java

@SuppressWarnings("finally")
public boolean update(DBStorageEntry entry) {

    boolean result = true;
    EntityManager em = emf.createEntityManager();

    try {//w w w  .  j av a 2 s . com
        em.getTransaction().begin();
        DBStorageEntry update = em.find(DBStorageEntry.class, entry.getKey());
        update.setLicenseToken(entry.getLicenseToken());
        em.getTransaction().commit();
    } catch (Exception e) {
        result = false;
    } finally {
        em.close();
        return result;
    }
}

From source file:hd.controller.AddImageToProjectServlet.java

public void persist(Object object) {
    EntityManager em = emf.createEntityManager();
    try {/*from w w w. j  a  v a2s. co m*/
        em.getTransaction().begin();
        em.persist(object);
        em.getTransaction().commit();
    } catch (Exception e) {
        Logger.getLogger(getClass().getName()).log(Level.SEVERE, "exception caught", e);
        em.getTransaction().rollback();
    } finally {
        em.close();
    }
}

From source file:com.headissue.pigeon.survey.answer.AnswerSurveyTest.java

<T> T find(Class<T> type, Object key) {
    EntityManager manager = factory.createEntityManager();
    try {// w w w. ja  v  a 2 s. c  o m
        return manager.find(type, key);
    } finally {
        manager.close();
    }
}

From source file:cz.fi.muni.pa165.dto.BookDAOTest.java

@Test
public void testDelete() {
    EntityManager em = emf.createEntityManager();
    BookDAOImpl bdao = new BookDAOImpl();
    bdao.setManager(em);//from w  ww. j ava  2s  . c  o  m
    Book b = new Book();
    b.setIdBook(1);
    em.getTransaction().begin();
    b = bdao.find(b);
    bdao.delete(b);
    em.getTransaction().commit();

    List<Book> books = em.createQuery("SELECT b FROM Book b", Book.class).getResultList();
    em.close();
    assertEquals(books.size(), 0);
}

From source file:com.headissue.pigeon.admin.AdminSurveyHandler.java

public List<SurveyOverviewValue> getAllSurveys() {
    EntityManager _manager = factory.createEntityManager();
    try {//from  w  w w.  j ava  2 s.c om
        TypedQuery<SurveyOverviewValue> q = _manager.createNamedQuery("survey.allSurveyOverview",
                SurveyOverviewValue.class);
        q.setParameter("status", SurveyStatus.ENABLED);
        return JPAUtils.getResultList(q);
    } finally {
        _manager.close();
    }
}

From source file:cz.muni.fi.dndtroops.test.TroopDaoImplTest.java

@Test
public void testCreateTroop() {
    EntityManager entityManager = emf.createEntityManager();
    entityManager.getTransaction().begin();
    Troop troopC = new Troop();
    troopC.setName("Testers");
    troopC.setMoney(new BigDecimal("30"));
    troopC.setMission("mise C");
    entityManager.getTransaction().commit();
    entityManager.close();

    troopDao.createTroop(troopC);/*from   ww  w.j a  v a 2  s . c  o  m*/

    Troop t1 = troopDao.findTroopById(troopC.getId());
    Assert.assertEquals(t1.getName(), "Testers");
    Assert.assertEquals(t1.getMoney().compareTo(new BigDecimal("30")), 0);
    Assert.assertEquals(t1.getMission(), "mise C");

}

From source file:cz.muni.fi.dndtroops.test.TroopDaoImplTest.java

@Test
public void testUpdateGoldForTroop() {
    EntityManager entityManager = emf.createEntityManager();
    entityManager.getTransaction().begin();
    Troop troopC = new Troop();
    troopC.setName("Testers");
    troopC.setMoney(new BigDecimal("30"));
    entityManager.persist(troopC);//from w  w w .j a va 2 s .  co  m
    entityManager.getTransaction().commit();
    entityManager.close();

    troopDao.updateGoldForTroop(troopC.getId(), new BigDecimal("5"));

    Troop t1 = troopDao.findTroopById(troopC.getId());
    Assert.assertEquals(t1.getMoney().compareTo(new BigDecimal("5")), 0);

}

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");
    }//from   w  ww  .  java  2s  .  co  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:cz.muni.fi.dndtroops.test.TroopDaoImplTest.java

@Test
public void testAssignMissionToTroop() {
    EntityManager entityManager = emf.createEntityManager();
    entityManager.getTransaction().begin();
    Troop troopC = new Troop();
    troopC.setName("Testers");
    troopC.setMoney(new BigDecimal("30"));
    entityManager.persist(troopC);/*  w ww .  ja v a2  s  . c o m*/
    entityManager.getTransaction().commit();
    entityManager.close();

    troopDao.assignMissionToTroop(troopC.getId(), "mise C");

    Troop t1 = troopDao.findTroopById(troopC.getId());
    Assert.assertEquals(t1.getMission(), "mise C");

    troopDao.assignMissionToTroop(troopC.getId(), null);

    Troop t2 = troopDao.findTroopById(troopC.getId());
    Assert.assertEquals(t2.getMission(), null);

}