Example usage for javax.persistence EntityManager flush

List of usage examples for javax.persistence EntityManager flush

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Introduction

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

Prototype

public void flush();

Source Link

Document

Synchronize the persistence context to the underlying database.

Usage

From source file:com.github.jinahya.persistence.ShadowTest.java

@Test(enabled = false, invocationCount = 1)
public void testNassword() {
    final EntityManager manager = LocalPU.createEntityManager();
    try {/*from  w  w  w.  j  a v a 2  s .  c  o  m*/
        final EntityTransaction transaction = manager.getTransaction();
        transaction.begin();
        try {
            final String username = newUsername(manager);
            byte[] password = newPassword();

            Shadow shadow = persistInstance(manager, username, password);
            LOGGER.log(Level.INFO, "morton.list: {0}", MORTONS(manager, 0, 1024));

            for (int i = 0; i < 3; i++) {
                System.out.println("-------------------------------------");
                Assert.assertTrue(shadow.puthenticate(shadow, password));
                final byte[] nassword = newPassword();
                shadow.nassword(shadow, password, nassword);
                shadow = manager.merge(shadow);
                manager.flush();
                LOGGER.log(Level.INFO, "morton.list: {0}", MORTONS(manager, 0, 1024));
                Assert.assertFalse(shadow.puthenticate(shadow, password));
                Assert.assertTrue(shadow.puthenticate(shadow, nassword));
                password = nassword;
            }

            transaction.commit();
        } catch (Exception e) {
            LocalPU.printConstraintViolation(e);
            transaction.rollback();
            e.printStackTrace(System.err);
            Assert.fail(e.getMessage());
        }
    } finally {
        manager.close();
    }
}

From source file:br.usp.ime.lapessc.xflow2.core.VCSMiner.java

private void buildAndStoreCommit(VCSMiningProject miningProject, CommitDTO commitDTO) {

    Commit commit = new Commit();

    commit.setAuthor(getAuthor(commitDTO));
    commit.setComment(commitDTO.getComment());
    commit.setDate(commitDTO.getDate());
    commit.setRevision(commitDTO.getRevision());
    commit.setVcsMiningProject(miningProject);
    commit.setEntryFiles(getEntryFiles(commitDTO));
    commit.setEntryFolders(getEntryFolders(commitDTO));

    try {/*  w w  w .j a v  a 2 s .  c  om*/
        final EntityManager manager = DatabaseManager.getDatabaseSession();
        manager.getTransaction().begin();
        manager.persist(commit);
        manager.getTransaction().commit();
    } catch (DatabaseException e) {
        e.printStackTrace();
    }

    fixOperationType(commit);

    //Fix parent folder for folders
    for (Folder folder : commit.getEntryFolders()) {
        fixFolder(folder, commit);
    }

    //Fix parent folder for files
    setParentFolders(commit);

    setDeletedOnForFileArtifacts(commit);
    setDeletedOnForFolders(commit);

    if (miningProject.getMiningSettings().isCodeDownloadEnabled()) {
        setLocMeasures(commit);
    }

    try {
        final EntityManager manager = DatabaseManager.getDatabaseSession();
        manager.getTransaction().begin();
        manager.flush();
        manager.getTransaction().commit();
        manager.clear();
    } catch (DatabaseException e) {
        e.printStackTrace();
    }
}

From source file:BO.UserHandler.java

public boolean respondFriendRequest(VUser user) {
    EntityManager em;

    EntityManagerFactory emf;//from  w w w.  j  a va  2s .  c  o m
    emf = Persistence.createEntityManagerFactory(PERSISTENCE_NAME);
    em = emf.createEntityManager();

    try {
        em.getTransaction().begin();
        System.out.println("Receiving friend: " + user.getEmail());
        System.out.println("Sending friend: " + user.getFriendToAdd());

        Friendship f = (Friendship) em
                .createQuery("SELECT f from Friendship f WHERE f.receivingFriend.email LIKE :email1 "
                        + "AND f.sendingFriend.email LIKE :email2")
                .setParameter("email1", user.getEmail()).setParameter("email2", user.getFriendToAdd())
                .getSingleResult();
        f.setDidRespond(true);
        f.setDidAccept(user.isDidAccept());
        em.persist(f);
        em.flush();
        em.getTransaction().commit();
        return true;
    } catch (Exception e) {
        System.out.println(e);
        return false;
    } finally {
        if (em != null) {
            em.close();
        }
        emf.close();
    }
}

From source file:org.mule.module.jpa.command.Find.java

public Object execute(EntityManager entityManager, Object message, Map<String, Object> parameters,
        Boolean flush) throws Exception {
    Object primaryKey = parameters.get("id");
    logger.debug(String.format("Finding entities of type: %s with primary key: %s",
            parameters.get("entityClass"), primaryKey));

    Object result = entityManager.find(Class.forName((String) parameters.get("entityClass")), primaryKey);

    if (flush) {/* ww w  .ja  va  2  s.  c o  m*/
        entityManager.flush();
    }

    return result;
}

From source file:org.traccar.web.server.model.DataServiceImpl.java

@Override
public Device removeDevice(Device device) {
    EntityManager entityManager = getSessionEntityManager();
    synchronized (entityManager) {
        User user = getSessionUser();//ww  w .j  ava2s .  com
        entityManager.getTransaction().begin();
        try {
            device = entityManager.merge(device);
            user.getDevices().remove(device);
            device.setLatestPosition(null);
            entityManager.flush();
            Query query = entityManager.createQuery("DELETE FROM Position x WHERE x.device = :device");
            query.setParameter("device", device);
            query.executeUpdate();
            entityManager.remove(device);
            entityManager.getTransaction().commit();
            return device;
        } catch (RuntimeException e) {
            entityManager.getTransaction().rollback();
            throw e;
        }
    }
}

From source file:org.eclipse.jubula.client.core.persistence.Persistor.java

/**
 * @param s//from ww w .  j  ava 2  s.c o  m
 *            Session to flush
 * @throws PMException
 *             in case of failed flush
 */
public void flushSession(EntityManager s) throws PMException {
    Validate.notNull(s, "No null value allowed"); //$NON-NLS-1$
    try {
        s.flush();
    } catch (PersistenceException e) {
        log.error(Messages.FlushFailed, e);
        if (s.equals(GeneralStorage.getInstance().getMasterSession())) {
            GeneralStorage.getInstance().recoverSession();
        }
        throw new PMException(Messages.FlushFailed, MessageIDs.E_DATABASE_GENERAL);
    } finally {
        removeLocks(s);
    }
}

From source file:org.apache.camel.component.jpa.JpaConsumer.java

@Override
protected int poll() throws Exception {
    // must reset for each poll
    shutdownRunningTask = null;/*from   w w w  .  j a  v  a2 s  .  c o  m*/
    pendingExchanges = 0;

    Object messagePolled = template.execute(new JpaCallback() {
        public Object doInJpa(EntityManager entityManager) throws PersistenceException {
            Queue<DataHolder> answer = new LinkedList<DataHolder>();

            Query query = getQueryFactory().createQuery(entityManager);
            configureParameters(query);
            List<Object> results = CastUtils.cast(query.getResultList());
            for (Object result : results) {
                DataHolder holder = new DataHolder();
                holder.manager = entityManager;
                holder.result = result;
                holder.exchange = createExchange(result);
                answer.add(holder);
            }

            int messagePolled;
            try {
                messagePolled = processBatch(CastUtils.cast(answer));
            } catch (Exception e) {
                throw new PersistenceException(e);
            }

            entityManager.flush();
            return messagePolled;
        }
    });

    return endpoint.getCamelContext().getTypeConverter().convertTo(int.class, messagePolled);
}

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();/*from ww w . ja v  a  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.rhq.enterprise.server.drift.DriftManagerBeanTest.java

private Resource createNewResource() throws Exception {
    getTransactionManager().begin();/*from  w w  w .  j  a  v  a  2s.c om*/
    EntityManager em = getEntityManager();

    Resource resource;

    try {
        try {
            ResourceType resourceType = new ResourceType("plat" + System.currentTimeMillis(), "test",
                    ResourceCategory.PLATFORM, null);
            DriftDefinitionTemplate template = new DriftDefinitionTemplate();
            template.setName("test-template");
            DriftDefinition templateDef = new DriftDefinition(new Configuration());
            templateDef.setName("test-template-def");
            template.setTemplateDefinition(templateDef);
            template.setUserDefined(true);
            resourceType.addDriftDefinitionTemplate(template);
            em.persist(resourceType);

            Agent agent = new Agent("testagent", "testaddress", 1, "", "testtoken");
            em.persist(agent);
            em.flush();

            DriftDefinition test1Def = new DriftDefinition(new Configuration());
            test1Def.setName("test-1");

            DriftDefinition test2Def = new DriftDefinition(new Configuration());
            test2Def.setName("test-2");

            resource = new Resource("reskey" + System.currentTimeMillis(), "resname", resourceType);
            resource.setUuid("" + new Random().nextInt());
            resource.setAgent(agent);
            resource.setInventoryStatus(InventoryStatus.COMMITTED);
            resource.addDriftDefinition(test1Def);
            resource.addDriftDefinition(test2Def);
            em.persist(resource);

        } catch (Exception e) {
            System.out.println("CANNOT PREPARE TEST: " + e);
            getTransactionManager().rollback();
            throw e;
        }

        em.flush();
        getTransactionManager().commit();
    } finally {
        em.close();
    }

    return resource;
}

From source file:portal.api.impl.PortalJpaController.java

public void saveInfrastructure(Infrastructure c) {
    logger.info("Will save ExperimentOnBoardDescriptors = " + c.getName());

    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from  w  w  w  .  ja  v  a 2  s  .  c  o m*/
    entityManager.persist(c);
    entityManager.flush();
    entityTransaction.commit();

}