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:org.rhq.enterprise.server.content.test.RepoManagerBeanTest.java

@Test(enabled = ENABLED)
public void createDeleteRepoGroup() throws Exception {
    // Setup/*  ww w  .  j  a  va 2s.  c  o  m*/
    EntityManager entityManager = getEntityManager();

    RepoGroupType groupType = new RepoGroupType("testCreateDeleteRepoGroupType");
    entityManager.persist(groupType);
    entityManager.flush();

    String groupName = "testCreateDeleteRepoGroup";
    RepoGroup group = repoManager.getRepoGroupByName(groupName);
    assert group == null;

    // Test
    group = new RepoGroup(groupName);
    group.setRepoGroupType(groupType);
    group = repoManager.createRepoGroup(overlord, group);

    // Verify
    int id = group.getId();
    group = repoManager.getRepoGroup(overlord, id);
    assert group != null;
    assert group.getName().equals(groupName);

    // Cleanup
    repoManager.deleteRepoGroup(overlord, id);
    group = repoManager.getRepoGroup(overlord, id);
    assert group == null;

    entityManager.remove(groupType);
}

From source file:org.rhq.enterprise.server.content.test.RepoManagerBeanTest.java

@Test(enabled = ENABLED)
public void getRepoGroupTypeByName() throws Exception {
    // Setup/*from w  ww.  j  av  a2 s.  c  o m*/
    EntityManager entityManager = getEntityManager();
    String name = "test-repo-type";

    RepoGroupType groupType = new RepoGroupType(name);
    entityManager.persist(groupType);
    entityManager.flush();

    // Test
    RepoGroupType type = repoManager.getRepoGroupTypeByName(overlord, name);
    assert type != null;
    assert type.getName().equals(name);

    // Cleanup
    type = entityManager.find(RepoGroupType.class, type.getId());
    entityManager.remove(type);
    entityManager.flush();
}

From source file:org.rhq.enterprise.server.content.test.RepoManagerBeanTest.java

@Test(enabled = ENABLED)
public void createDuplicateRepoGroup() throws Exception {
    // Setup//from w w w.j  a  v  a 2  s.  c  o m
    EntityManager entityManager = getEntityManager();

    RepoGroupType groupType = new RepoGroupType("testCreateDuplicateRepoGroup");
    entityManager.persist(groupType);
    entityManager.flush();

    String groupName = "testCreateDuplicateRepoGroup";

    RepoGroup existing = new RepoGroup(groupName);
    existing.setRepoGroupType(groupType);
    repoManager.createRepoGroup(overlord, existing);

    existing = repoManager.getRepoGroupByName(groupName);
    assert existing != null;

    // Test
    RepoGroup duplicate = new RepoGroup(groupName);
    duplicate.setRepoGroupType(groupType);

    try {
        repoManager.createRepoGroup(overlord, existing);
        assert false;
    } catch (RepoException e) {
        // Expected
    }

    // Cleanup
    repoManager.deleteRepoGroup(overlord, existing.getId());
    existing = repoManager.getRepoGroup(overlord, existing.getId());
    assert existing == null;

    entityManager.remove(groupType);
}

From source file:com.chiralbehaviors.CoRE.agency.Agency.java

@Override
public void link(Relationship r, Agency child, Agency updatedBy, Agency inverseSoftware, EntityManager em) {
    assert r != null : "Relationship cannot be null";
    assert child != null;
    assert updatedBy != null;
    assert em != null;

    AgencyNetwork link = new AgencyNetwork(this, r, child, updatedBy);
    em.persist(link);
    AgencyNetwork inverse = new AgencyNetwork(child, r.getInverse(), this, inverseSoftware);
    em.persist(inverse);/*from  w  ww  .  j  av  a  2  s .  c o m*/
}

From source file:com.chiralbehaviors.CoRE.attribute.unit.Unit.java

@Override
public void link(Relationship r, Unit child, Agency updatedBy, Agency inverseSoftware, EntityManager em) {
    assert r != null : "Relationship cannot be null";
    assert child != null;
    assert updatedBy != null;
    assert em != null;

    UnitNetwork link = new UnitNetwork(this, r, child, updatedBy);
    em.persist(link);
    UnitNetwork inverse = new UnitNetwork(child, r.getInverse(), this, inverseSoftware);
    em.persist(inverse);//from  w ww. j  a v  a 2 s.c o  m
}

From source file:com.bitplan.vzjava.TestVZJPA.java

/**
 * test importing power VAlues in XML Format
 * //from w  w w. j  a  v a 2s  .  c  o m
 * @throws Exception
 */
// https://github.com/WolfgangFahl/com.bitplan.vzjava/issues/5
@Test
public void testImportXml() throws Exception {
    // open the testdatabase
    VZDB vzdb = new VZDB("demo");
    // get the power values from the XML file
    File powerValueXmlFile = new File("src/test/data/vzdb/powervalues.xml");
    String xml = FileUtils.readFileToString(powerValueXmlFile);
    PowerValueManagerDao pvm = (PowerValueManagerDao) PowerValueManagerDao.getFactoryStatic().fromXML(xml);
    List<PowerValue> powerValues = pvm.getElements();
    // there should be 74669 power values in this test set
    assertEquals("xml import should have new Color(0x of records", 74669, powerValues.size());
    // delete existing data from the test database
    EntityManager em = vzdb.getEntityManager();
    em.getTransaction().begin();
    Query dquery = em.createNativeQuery("delete from data");
    dquery.executeUpdate();
    em.getTransaction().commit();

    String from = "2017-01-31 20:00:00";
    String to = "2017-03-24 14:00:00";
    em.getTransaction().begin();
    for (PowerValue powerValue : powerValues) {
        em.persist(powerValue);
    }
    em.getTransaction().commit();
    int channel = 4;
    ChannelMode channelMode = ChannelMode.Power;
    pvm.setVzdb(vzdb);
    List<PowerValue> dbPowerValues = pvm.get(from, to, channel, channelMode);
    assertTrue(String.format("database should have more than 74400 of imported records but has %5d",
            dbPowerValues.size()), dbPowerValues.size() > 74400);
}

From source file:de.berlios.jhelpdesk.dao.jpa.TicketCategoryDAOJpa.java

@Transactional(readOnly = false)
public void insertRootCategory(final TicketCategory rootCategory) {
    this.jpaTemplate.execute(new JpaCallback() {
        public Object doInJpa(EntityManager em) throws PersistenceException {
            Query getMaxTRightQuery = em.createNativeQuery("SELECT max(t_right) FROM ticket_category",
                    Long.class);
            final Long maxTRight = (Long) getMaxTRightQuery.getSingleResult();

            rootCategory.setLeft(new Long(maxTRight.longValue() + 1));
            rootCategory.setRight(new Long(maxTRight.longValue() + 2));
            rootCategory.setDepth(0);//from   ww w . j a  v a2  s.  c  om
            em.persist(rootCategory);
            return null;
        }
    });
}

From source file:org.drools.semantics.lang.dl.DL_9_CompilationTest.java

private void persist(Object o, EntityManager em) {
    em.getTransaction().begin();
    em.persist(o);
    em.getTransaction().commit();
    em.clear();
}

From source file:org.SRV.testServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    double value1 = Double.parseDouble(request.getParameter("val1"));
    double value2 = Double.parseDouble(request.getParameter("val2"));

    UserDetails user = (UserDetails) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
    String username = user.getUsername();
    //com.seostella_springsecuritybasics_war_1.0.0-BUILD-SNAPSHOTPU
    entityManagerFactory = Persistence.createEntityManagerFactory("org.SRV_war_1.0.0-BUILD-SNAPSHOTPU");

    double result = 0;
    switch (request.getParameter("operation").charAt(0)) {
    case '+':
        result = value1 + value2;/* ww w.ja va 2s  .  com*/
        break;
    case '-':
        result = value1 - value2;
        break;
    case '*':
        result = value1 * value2;
        break;
    case '/':
        result = value1 / value2;
        break;
    default:
        break;
    }

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    entityManager.getTransaction().begin();
    Date date = new Date();
    Essence essence = new Essence();
    essence.setLogin(username);
    essence.setDate(date);
    essence.setValue1(Double.toString(value1));
    essence.setValue2(Double.toString(value2));
    essence.setOperation(request.getParameter("operation"));
    essence.setResult(Double.toString(result));
    entityManager.persist(essence);
    entityManager.getTransaction().commit();
    entityManager.clear();
    entityManager.close();
    entityManagerFactory.close();
    JSONObject obj;
    obj = new JSONObject();
    obj.put("result", result);
    //response.getOutputStream().print(obj.toString());
    response.getWriter().write(obj.toString());
}

From source file:edu.vt.middleware.gator.JpaConfigManager.java

/** {@inheritDoc}. */
@Transactional(propagation = Propagation.REQUIRED)
public void save(final ProjectConfig project) {
    final EntityManager em = getEntityManager();
    final Set<ClientConfig> removedClients = new HashSet<ClientConfig>();
    if (logger.isDebugEnabled()) {
        logger.debug("Saving " + project);
    }//from w w w.  j  a  v  a 2  s  . c o  m

    ProjectConfig liveProject;
    project.setModifiedDate(Calendar.getInstance());
    if (project.isNew()) {
        em.persist(project);
        liveProject = find(ProjectConfig.class, project.getId());
    } else {
        // Determine removed clients
        final ProjectConfig pDb = find(ProjectConfig.class, project.getId());
        for (ClientConfig client : pDb.getClients()) {
            if (project.getClient(client.getId()) == null) {
                removedClients.add(client);
            }
        }
        liveProject = em.merge(project);
    }

    // Touch all collections to lazy load dependent data so complete project
    // configuration is available to event handlers
    liveProject.getAppenders();
    liveProject.getCategories();
    liveProject.getClients();
    liveProject.getPermissions();

    // Fire events on a separate thread so we do not disrupt client thread
    // (e.g. avoid subscriber blocking)
    for (ConfigChangeListener listener : getConfigChangeListeners()) {
        eventExecutor.execute(new ProjectChangedEvent(listener, liveProject, removedClients));
    }
}