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:com.nokia.helium.metadata.tests.TestORMFMPPLoader.java

/**
 * Populates the LogFile table with basic data.
 * @throws MetadataException//from  w  w w  .  jav  a2 s  .co m
 * @throws IOException
 */
@Before
public void populateDatabase() throws MetadataException, IOException {
    File tempdir = new File(System.getProperty("test.temp.dir"));
    tempdir.mkdirs();
    database = new File(tempdir, "test_db");
    if (database.exists()) {
        FileUtils.forceDelete(database);
    }
    EntityManagerFactory factory = FactoryManager.getFactoryManager().getEntityManagerFactory(database);
    EntityManager em = factory.createEntityManager();
    try {
        em.getTransaction().begin();
        for (int i = 0; i < 2000; i++) {
            LogFile lf = new LogFile();
            lf.setPath("log" + String.format("%04d", i));
            em.persist(lf);
        }
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().commit();
        }
        em.close();
        factory.close();
    }
}

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

@Test
public void testDeleteTroop() {
    EntityManager entityManager = emf.createEntityManager();
    entityManager.getTransaction().begin();
    Troop troopC = new Troop();
    troopC.setName("Testers");
    troopC.setMoney(new BigDecimal("30"));
    troopC.setMission("mise C");
    entityManager.persist(troopC);/* w ww.  j  a v a2 s  . c  om*/
    entityManager.getTransaction().commit();
    entityManager.close();

    Troop t1 = troopDao.findTroopById(troopC.getId());
    troopDao.deleteTroop(t1);

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

}

From source file:com.github.jrh3k5.membership.renewal.mailer.service.jpa.JpaMembershipService.java

@Override
public JpaMembershipRecord addMembershipRecord(String givenName, String familyName, Date membershipDate) {
    // Does the record already exist? If so, update it
    // Do it within an entity so that the dates collection can be modified while attached
    final EntityManager entityManager = entityManagerFactory.createEntityManager();
    try {/*from  ww w.ja va2 s . c  om*/
        final JpaMembershipRecord byName = getByName(entityManager, givenName, familyName);
        if (byName != null) {
            byName.addMembershipDate(membershipDate);
            updateMembership(entityManager, byName);
            return byName;
        }
    } finally {
        entityManager.close();
    }

    final JpaMembershipRecord newRecord = new JpaMembershipRecord();
    newRecord.setFamilyName(familyName);
    newRecord.setGivenName(givenName);
    newRecord.addMembershipDate(membershipDate);
    persistEntity(newRecord);
    return newRecord;
}

From source file:ejb.bean.UsuarioDAOJPAImplBean.java

/**Mtodo para a criao de usurio
 * @author Richel Sensineli\/*w  ww  .  j av a 2s  .  c  o m*/
 * @param nome String - Nome do usurio
 * @param sobrenome String - Nome do usurio
 * @return Usuario usuario - Objeto Usurio
 */
@Override
public Usuario criaUsuario(final String nome, final String sobrenome) {
    EntityManagerFactory emf = Persistence.createEntityManagerFactory("UsuarioPU");
    EntityManager em = emf.createEntityManager();

    UsuarioImpl user = new UsuarioImpl();
    user.setNome(nome);
    user.setSobrenome(sobrenome);

    em.getTransaction().begin();
    try {
        em.persist(user);
        em.getTransaction().commit();
    } catch (Exception e) {
        e.printStackTrace();
        em.getTransaction().rollback();
    }

    em.clear();
    em.close();
    emf.close();

    return user;
}

From source file:org.SRV.testServlet.java

/**
 * Handles the HTTP <code>GET</code> method.
 *
 * @param request servlet request//ww w  . j a  v  a  2s .  co  m
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    entityManagerFactory = Persistence.createEntityManagerFactory("org.SRV_war_1.0.0-BUILD-SNAPSHOTPU");
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    //        List<Essence> essence = entityManager.createQuery("select * from essence").getResultList();        
    //Query query = entityManager.createQuery("FROM Essence u WHERE  u.id = :id").setParameter("id", 1);
    //List<Essence> resultList = query.getResultList();
    List<Essence> resultList = entityManager.createQuery("SELECT e FROM Essence e").getResultList();
    entityManager.close();
    entityManagerFactory.close();
    String json = new Gson().toJson(resultList);
    response.getWriter().write(json);
}

From source file:com.yahoo.sql4d.indexeragent.meta.DBHandler.java

/**
 * //from ww  w .  ja v  a  2 s  .  c  o m
 * @return 
 */
public List<StatusTrail> getAllIncompleteTasks() {
    EntityManager em = getEntityManager();
    try {
        return em
                .createQuery(
                        "SELECT st FROM StatusTrail st WHERE  "
                                + " st.status = 'not_done' AND st.givenUp = 0 ORDER BY st.id DESC",
                        StatusTrail.class)
                .getResultList();
    } finally {
        em.close();
    }
}

From source file:com.yahoo.sql4d.indexeragent.meta.DBHandler.java

/**
 * Tasks whose status:not_done and givenUp:zero
 * @param ds//from ww w .ja va2  s  .c om
 * @return 
 */
public List<StatusTrail> getIncompleteTasks(DataSource ds) {
    EntityManager em = getEntityManager();
    try {
        return em.createQuery(
                "SELECT st FROM StatusTrail st WHERE st.dataSourceId = :dataSourceId "
                        + "AND st.status = 'not_done' AND st.givenUp = 0 ORDER BY st.id DESC",
                StatusTrail.class).setParameter("dataSourceId", ds.getId()).getResultList();
    } finally {
        em.close();
    }
}

From source file:ejb.bean.UsuarioDAOJPAImplBean.java

/**Mtodo para a atualizao do usurio
 * @author Richel Sensineli/*from   w w  w. ja  v a 2 s.c  om*/
 * @param id int - ID do usurio
 * @param nome String - Nome do usurio
 * @param sobrenome String - Nome do usurio
 */
@Override
public void updateUsuario(final int id, final String nome, final String sobrenome)
        throws UsuarioNaoEncontradoException {
    EntityManagerFactory emf = Persistence.createEntityManagerFactory("UsuarioPU");
    EntityManager em = emf.createEntityManager();

    UsuarioImpl user = em.find(UsuarioImpl.class, id);
    user.setNome(nome);
    user.setSobrenome(sobrenome);

    em.getTransaction().begin();
    try {
        em.merge(user);
        em.getTransaction().commit();
    } catch (Exception e) {
        e.printStackTrace();
        em.getTransaction().rollback();
    }

    em.clear();
    em.close();
    emf.close();
}

From source file:in.bookmylab.jpa.JpaDAO.java

/**
 * @return/*from  w ww . jav  a 2s .c o m*/
 */
public List<ResourceType> getResourceTypes() {
    EntityManager em = emf.createEntityManager();
    try {
        Query q = em.createNamedQuery("ResourceType.findAllActive");
        return q.getResultList();
    } finally {
        em.close();
    }
}

From source file:com.enioka.jqm.tools.JobManagerHandler.java

private History getEndedJI(int jobId) {
    EntityManager em = Helpers.getNewEm();
    History h = null;/*from  ww  w  . j  ava  2s.c  o m*/
    try {
        h = em.find(History.class, jobId);
    } catch (Exception e) {
        throw new JqmRuntimeException("Could not query history", e);
    } finally {
        em.close();
    }
    return h;
}