Example usage for javax.persistence EntityManager persist

List of usage examples for javax.persistence EntityManager persist

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Introduction

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

Prototype

public void persist(Object entity);

Source Link

Document

Make an instance managed and persistent.

Usage

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void saveCategory(Category c) {
    logger.info("Will category = " + c.getName());

    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();//  ww  w . ja  va2s  .c om

    entityManager.persist(c);
    entityManager.flush();
    entityTransaction.commit();
}

From source file:org.sigmah.server.servlet.exporter.models.ProjectReportModelHandler.java

@Override
public void importModel(InputStream inputStream, EntityManager em, User user) throws Exception {
    ObjectInputStream objectInputStream;
    em.getTransaction().begin();/*from   www .  j  a v a 2s  . c o  m*/
    try {
        objectInputStream = new ObjectInputStream(inputStream);
        ProjectReportModel projectReportModel = (ProjectReportModel) objectInputStream.readObject();

        projectReportModel.resetImport(modelesReset, modelesImport);
        saveProjectReportModelElement(projectReportModel, em);
        projectReportModel.setOrganization(user.getOrganization());
        em.persist(projectReportModel);
        em.getTransaction().commit();
    } catch (IOException e) {
        LOG.debug(e);
        throw e;
    }
}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void saveProperty(FStoreProperty p) {
    logger.info("Will FStoreProperty = " + p.getName());

    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/* w  ww  .j  av  a2  s. c o m*/

    entityManager.persist(p);
    entityManager.flush();
    entityTransaction.commit();

}

From source file:com.gigglinggnus.controllers.ManageExamsController.java

/**
 *
 * @param request servlet request//  w ww.  j a va  2s.  c om
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    EntityManager em = (EntityManager) request.getSession().getAttribute("em");

    String examId = request.getParameter("examid");
    String status = request.getParameter("status");
    Clock clk = (Clock) (request.getSession().getAttribute("clock"));
    User user = (User) (request.getSession().getAttribute("user"));

    Exam exam = em.find(Exam.class, examId);

    try {
        em.getTransaction().begin();
    } catch (Exception e) {
    }

    try {
        if (status.equals("approved")) {
            user.changeExamStatus(exam, ExamStatus.APPROVED);
            em.persist(exam);
            em.getTransaction().commit();
            request.setAttribute("msg", "Exam APPROVED");
        } else if (status.equals("denied")) {
            user.changeExamStatus(exam, ExamStatus.DENIED);
            em.persist(exam);
            em.getTransaction().commit();
            request.setAttribute("msg", "Exam Denied");
        } else {
            request.setAttribute("msg", "Invalid status");
        }
    } catch (Exception e) {
        em.getTransaction().rollback();
        request.setAttribute("msg", e.toString());
        throw e;
    }

    RequestDispatcher rd = request.getRequestDispatcher("/home.jsp");
    rd.forward(request, response);
}

From source file:org.jasig.portlet.blackboardvcportlet.dao.impl.SessionDaoImpl.java

@Override
@Transactional// w ww  . j  ava  2s.  c om
public void clearSessionUserList(long sessionId, boolean isChairList) {
    final SessionImpl sessionImpl = this.getSession(sessionId);
    final EntityManager entityManager = this.getEntityManager();

    if (isChairList) {//clear chair list
        for (final ConferenceUserImpl user : sessionImpl.getChairs()) {
            user.getChairedSessions().remove(sessionImpl);
            entityManager.persist(user);
        }
        sessionImpl.getChairs().clear();
        entityManager.persist(sessionImpl);
    } else { //clear non chair list
        for (final ConferenceUserImpl user : sessionImpl.getNonChairs()) {
            user.getNonChairedSessions().remove(sessionImpl);
            entityManager.persist(user);
        }
        sessionImpl.getNonChairs().clear();
        entityManager.persist(sessionImpl);
    }
}

From source file:org.batoo.jpa.benchmark.BenchmarkTest.java

private void doBenchmarkPersist(final EntityManagerFactory emf, Person[][] allPersons) {
    for (final Person[] persons : allPersons) {
        for (final Person person : persons) {
            final EntityManager em = this.open(emf);

            em.persist(person);

            this.close(em);
        }/*w  ww.j  av a2  s  .  c  o  m*/
    }
}

From source file:eu.forgestore.ws.impl.FStoreJpaController.java

public void saveUser(FStoreUser bu) {
    logger.info("Will save FStoreUser = " + bu.getName());

    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/*w  w w  .  j  ava  2 s  .c  om*/

    entityManager.persist(bu);
    //      List<ApplicationMetadata> apps = bu.getApps();
    //      for (ApplicationMetadata app : apps) {         
    //         entityManager.persist(app.getCategory());
    //         entityManager.persist(app);
    //      }
    //      
    //      List<BunMetadata> buns = bu.getBuns() ;
    //      for (BunMetadata bun : buns) {         
    //         entityManager.persist(bun.getCategory());
    //         entityManager.persist(bun);
    //      }

    entityManager.flush();
    entityTransaction.commit();

}

From source file:org.apache.openjpa.jdbc.meta.strats.AbstractLobTest.java

public void testReadingMultipleTimesWithASingleConnection() throws IOException {
    insert(newLobEntity(createLobData(), 1));
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();//  w w  w  .j  av  a2 s  . c om
    LobEntity le = (LobEntity) em.find(getLobEntityClass(), 1);
    String string = createLobData2();
    changeStream(le, string);
    em.getTransaction().commit();
    em.close();
    em = emf.createEntityManager();
    em.getTransaction().begin();
    le = (LobEntity) em.find(getLobEntityClass(), 1);
    assertNotNull(le.getStream());
    LobEntity entity = newLobEntity(createLobData(), 2);
    em.persist(entity);
    assertEquals(string, getStreamContentAsString(le.getStream()));
    em.getTransaction().commit();
    em.close();
}

From source file:com.impetus.client.couchdb.crud.CouchDBClientTest.java

@Test
@PerfTest(invocations = 10)/*from   www .  ja v a2s  . co m*/
public void testCRUDWithBatch() {
    Map<String, String> batchProperty = new HashMap<String, String>(1);
    batchProperty.put(PersistenceProperties.KUNDERA_BATCH_SIZE, "5");
    EntityManagerFactory emf = Persistence.createEntityManagerFactory(_PU, batchProperty);
    EntityManager em = emf.createEntityManager();
    Map<String, Client> clients = (Map<String, Client>) em.getDelegate();
    CouchDBClient client = (CouchDBClient) clients.get(_PU);
    Assert.assertEquals(5, ((Batcher) client).getBatchSize());

    final String originalName = "vivek";

    for (int i = 0; i < 9; i++) {
        PersonCouchDB object = new PersonCouchDB();
        object.setAge(32);
        object.setPersonId(ROW_KEY + i);
        object.setPersonName(originalName);
        em.persist(object);

        if (i >= 5) {
            PersonCouchDB result = (PersonCouchDB) client.find(PersonCouchDB.class, ROW_KEY + i);
            Assert.assertNull(result);
        } else if (i > 0 && i % 4 == 0) {
            PersonCouchDB result = (PersonCouchDB) client.find(PersonCouchDB.class, ROW_KEY + i);
            Assert.assertNotNull(result);
            Assert.assertEquals(result.getPersonId(), object.getPersonId());
            Assert.assertEquals(result.getAge(), object.getAge());
            Assert.assertEquals(result.getPersonName(), object.getPersonName());
        }
    }
    em.flush();
    em.clear();
    em.close();
    em = null;
}

From source file:com.haulmont.cuba.core.QueryResultTest.java

@Test
public void test() {
    Transaction tx;/*www. ja v  a2  s.co  m*/
    javax.persistence.EntityManager emDelegate;
    EntityManager em;
    Query query;

    UUID sessionId = UUID.randomUUID();
    int queryKey = 1;

    tx = cont.persistence().createTransaction();
    try {
        emDelegate = cont.persistence().getEntityManager().getDelegate();

        QueryResult queryResult = new QueryResult();
        queryResult.setSessionId(sessionId);
        queryResult.setQueryKey(queryKey);
        queryResult.setEntityId(UUID.fromString("60885987-1b61-4247-94c7-dff348347f93"));

        emDelegate.persist(queryResult);

        tx.commitRetaining();

        em = cont.persistence().getEntityManager();
        query = em.createQuery("select u from sec$User u, sys$QueryResult qr "
                + "where qr.entityId = u.id and qr.sessionId = ?1 and qr.queryKey = ?2");
        query.setParameter(1, sessionId);
        query.setParameter(2, queryKey);
        query.setView(new View(User.class).addProperty("login").addProperty("name").addProperty("group",
                new View(Group.class).addProperty("name")));

        //            OpenJPAQuery openJPAQuery = (OpenJPAQuery) query.getDelegate();
        //            Map params = new HashMap();
        //            params.put(1, sessionId);
        //            params.put(2, queryKey);
        //            String[] dataStoreActions = openJPAQuery.getDataStoreActions(params);
        //
        //            System.out.println(dataStoreActions);

        List<User> list = query.getResultList();
        assertEquals(1, list.size());
        User user = list.get(0);
        assertEquals("admin", user.getLogin());

        tx.commit();
    } finally {
        tx.end();
    }
}