Example usage for javax.persistence EntityManager persist

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:org.apache.openjpa.jdbc.meta.strats.AbstractLobTest.java

public void testSetFlushAndReset() throws IOException {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();//from www .ja v  a  2  s  .co  m
    LobEntity le = newLobEntity(createLobData(), 1);
    em.persist(le);
    em.flush();
    String string = createLobData2();
    changeStream(le, string);
    LobEntity entity = (LobEntity) em.find(getLobEntityClass(), 1);
    assertEquals(string, getStreamContentAsString(entity.getStream()));
    em.getTransaction().commit();
    em.close();
}

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

public void testSetResetAndFlush() throws IOException {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();// w ww . ja  va2  s .c om
    LobEntity le = newLobEntity(createLobData(), 1);
    em.persist(le);
    String string = createLobData2();
    changeStream(le, string);
    em.flush();
    em.getTransaction().commit();
    em.close();
    em = emf.createEntityManager();
    em.getTransaction().begin();
    LobEntity entity = (LobEntity) em.find(getLobEntityClass(), 1);
    assertEquals(string, getStreamContentAsString(entity.getStream()));
    em.getTransaction().commit();
    em.close();
}

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From source file:org.rhq.enterprise.server.drift.JPADriftServerBeanTest.java

public void persistResourceChangeSet() {
    // first create and persist the drift definition
    final DriftDefinition driftDef = new DriftDefinition(new Configuration());
    driftDef.setName("test::persistResourceChangeSet");
    driftDef.setEnabled(true);/*from  w ww.  ja  v  a 2  s  .c o  m*/
    driftDef.setDriftHandlingMode(normal);
    driftDef.setInterval(2400L);
    driftDef.setBasedir(new DriftDefinition.BaseDirectory(fileSystem, "/foo/bar/test"));
    driftDef.setResource(resource);

    executeInTransaction(new TransactionCallback() {
        @Override
        public void execute() throws Exception {
            EntityManager em = getEntityManager();
            em.persist(driftDef);
        }
    });

    // create the change set to be persisted
    DriftChangeSetDTO changeSet = new DriftChangeSetDTO();
    changeSet.setCategory(COVERAGE);
    changeSet.setVersion(1);
    changeSet.setDriftDefinitionId(driftDef.getId());
    changeSet.setResourceId(resource.getId());
    changeSet.setDriftHandlingMode(normal);
    changeSet.setCtime(System.currentTimeMillis());

    DriftDTO drift1 = new DriftDTO();
    drift1.setCategory(FILE_ADDED);
    drift1.setPath("drift.1");
    drift1.setChangeSet(changeSet);
    drift1.setCtime(System.currentTimeMillis());
    drift1.setNewDriftFile(toDTo(driftFile1));

    DriftDTO drift2 = new DriftDTO();
    drift2.setCategory(FILE_ADDED);
    drift2.setPath("drift.2");
    drift2.setChangeSet(changeSet);
    drift2.setCtime(System.currentTimeMillis());
    drift2.setNewDriftFile(toDTo(driftFile2));

    Set<DriftDTO> drifts = new HashSet<DriftDTO>();
    drifts.add(drift1);
    drifts.add(drift2);
    changeSet.setDrifts(drifts);

    String newChangeSetId = jpaDriftServer.persistChangeSet(getOverlord(), changeSet);

    // verify that the change set was persisted
    JPADriftChangeSetCriteria criteria = new JPADriftChangeSetCriteria();
    criteria.addFilterId(newChangeSetId);
    criteria.fetchDrifts(true);

    PageList<JPADriftChangeSet> changeSets = jpaDriftServer.findDriftChangeSetsByCriteria(getOverlord(),
            criteria);
    assertEquals("Expected to find one change set", 1, changeSets.size());

    JPADriftChangeSet jpaChangeSet = changeSets.get(0);
    assertEquals(
            "Expected change set to contain two drifts. This could be a result of the change set not being "
                    + "persisted correctly or the criteria fetch being done incorrectly.",
            2, jpaChangeSet.getDrifts().size());

    AssertUtils.assertPropertiesMatch("The change set was not persisted correctly", changeSet, jpaChangeSet,
            "id", "drifts", "class", "ctime");

    List<? extends Drift> expectedDrifts = asList(drift1, drift2);
    List<? extends Drift> actualDrifts = new ArrayList(jpaChangeSet.getDrifts());

    // We ignore the id and ctime properties because those are set by JPADriftServerBean
    // and are somewhat implmentation specific. We ignore the directory property because
    // it is really a calculated property. newDriftFile has to be compared separately
    // since it does not implement equals.
    AssertUtils.assertCollectionMatchesNoOrder("The change set drifts were not persisted correctly",
            (List<Drift>) expectedDrifts, (List<Drift>) actualDrifts, "id", "ctime", "changeSet", "directory",
            "newDriftFile", "class");

    assertPropertiesMatch("The newDriftFile property was not set correctly for " + drift1,
            drift1.getNewDriftFile(), findDriftByPath(actualDrifts, "drift.1").getNewDriftFile(), "class",
            "ctime");
    assertPropertiesMatch("The newDriftFile property was not set correctly for " + drift2,
            drift2.getNewDriftFile(), findDriftByPath(actualDrifts, "drift.2").getNewDriftFile(), "class",
            "ctime");
}

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From source file:com.nokia.helium.metadata.tests.TestORMFMPPLoader.java

/**
 * Populates the LogFile table with basic data.
 * @throws MetadataException//from w  w  w  .ja  v a 2s. c  o 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();
    }
}

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From source file:org.apache.james.mailbox.jpa.mail.JPAModSeqProvider.java

@Override
protected long lockedNextModSeq(MailboxSession session, Mailbox mailbox) throws MailboxException {
    EntityManager manager = null;
    try {/*from  w  w  w.j  ava 2  s .  c o  m*/
        manager = factory.createEntityManager();
        manager.getTransaction().begin();
        JPAId mailboxId = (JPAId) mailbox.getMailboxId();
        JPAMailbox m = manager.find(JPAMailbox.class, mailboxId.getRawId());
        long modSeq = m.consumeModSeq();
        manager.persist(m);
        manager.getTransaction().commit();
        return modSeq;
    } catch (PersistenceException e) {
        if (manager != null && manager.getTransaction().isActive()) {
            manager.getTransaction().rollback();
        }
        throw new MailboxException("Unable to save highest mod-sequence for mailbox " + mailbox, e);
    } finally {
        if (manager != null) {
            manager.close();
        }
    }
}

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From source file:org.cesecore.audit.impl.queued.entity.LogManagementData.java

public void save(final EntityManager em) {
    em.persist(this);
}

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From source file:de.iai.ilcd.model.dao.AbstractDao.java

/**
 * Default persist/*  ww  w  .j  a va2 s .  c  o m*/
 * 
 * @param obj
 *            object to persist
 * @throws PersistException
 *             on errors (transaction is being rolled back)
 */
public void persist(T obj) throws PersistException {
    if (obj == null) {
        return;
    }
    EntityManager em = PersistenceUtil.getEntityManager();
    EntityTransaction t = em.getTransaction();

    try {
        t.begin();
        em.persist(obj);
        t.commit();
    } catch (Exception e) {
        t.rollback();
        throw new PersistException(e.getMessage(), e);
    }
}

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From source file:com.nokia.helium.metadata.DerbyFactoryManagerCreator.java

public synchronized EntityManagerFactory create(File database) throws MetadataException {
    EntityManagerFactory factory;// w  w w  .  j a  v  a  2 s. c o  m
    String name = "metadata";
    Hashtable<String, String> persistProperties = new Hashtable<String, String>();
    persistProperties.put("javax.persistence.jdbc.driver", "org.apache.derby.jdbc.EmbeddedDriver");
    // This swallow all the output log from derby.
    System.setProperty("derby.stream.error.field",
            "com.nokia.helium.metadata.DerbyFactoryManagerCreator.DEV_NULL");
    persistProperties.put("javax.persistence.jdbc.url", "jdbc:derby:" + database.getAbsolutePath());
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_CLOSE_ON_COMMIT, "false");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_REFERENCE_MODE, "WEAK");
    persistProperties.put(PersistenceUnitProperties.BATCH_WRITING, "JDBC");
    persistProperties.put("eclipselink.read-only", "true");
    persistProperties.put(PersistenceUnitProperties.LOGGING_LEVEL, "warning");
    if (database.exists()) {
        if (!checkDatabaseIntegrity(database)) {
            try {
                FileUtils.forceDelete(database);
            } catch (java.io.IOException iex) {
                throw new MetadataException("Failed deleting corrupted db: " + iex, iex);
            }
        } else {
            return Persistence.createEntityManagerFactory(name, persistProperties);
        }
    }
    persistProperties.put("javax.persistence.jdbc.url", "jdbc:derby:" + database + ";create=true");
    persistProperties.put(PersistenceUnitProperties.DDL_GENERATION, "create-tables");
    persistProperties.put(PersistenceUnitProperties.DDL_GENERATION_MODE, "database");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_CLOSE_ON_COMMIT, "false");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_REFERENCE_MODE, "WEAK");
    persistProperties.put(PersistenceUnitProperties.BATCH_WRITING, "JDBC");
    persistProperties.put("eclipselink.read-only", "true");
    factory = Persistence.createEntityManagerFactory(name, persistProperties);
    EntityManager entityManager = factory.createEntityManager();
    // Pushing default data into the current schema
    try {
        entityManager.getTransaction().begin();
        // Version of the schema is pushed.
        entityManager.persist(new Version());
        // Default set of severity is pushed.
        for (SeverityEnum.Severity severity : SeverityEnum.Severity.values()) {
            Severity pData = new Severity();
            pData.setSeverity(severity.toString());
            entityManager.persist(pData);
        }
        entityManager.getTransaction().commit();
    } finally {
        if (entityManager.getTransaction().isActive()) {
            entityManager.getTransaction().rollback();
            entityManager.clear();
        }
        entityManager.close();
    }
    return factory;
}

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From source file:de.zib.gndms.infra.model.GridEntityModelHandler.java

/**
 * Stores a new model in the persistent store
 *
 * @param emParam the EntityManager to be used or null for an EM from this handler's system
 * @param model/*  w  w w  .  j  av  a2 s  .c om*/
 */
final public @NotNull M persistModel(final EntityManager emParam, final @NotNull M model) {
    return txRun(emParam, new Function<EntityManager, M>() {
        public M apply(@com.google.common.base.Nullable @NotNull EntityManager em) {
            em.persist(model);
            return model;
        }
    });
}

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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. ja  v a 2  s .  co  m
        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();
    }
}

---

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