Example usage for javax.persistence EntityManager getTransaction

List of usage examples for javax.persistence EntityManager getTransaction

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Introduction

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

Prototype

public EntityTransaction getTransaction();

Source Link

Document

Return the resource-level EntityTransaction object.

Usage

From source file:com.epam.training.taranovski.web.project.repository.implementation.EmployeeRepositoryImplementation.java

@Override
public boolean clearSkills(Employee employee) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {// w  w w .  j  a v  a2s.  co  m
        em.getTransaction().begin();

        Query query = em.createNamedQuery("UserSkill.clearSkillsForEmployee");
        query.setParameter("employee", employee);

        em.getTransaction().commit();
        success = true;
    } catch (RuntimeException e) {
        Logger.getLogger(EmployeeRepositoryImplementation.class.getName()).info(e);
        success = false;
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}

From source file:com.epam.training.taranovski.web.project.repository.implementation.VacancyRepositoryImplementation.java

@Override
public boolean create(Vacancy vacancy) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {// w ww  .j a  v a2  s. c o m
        em.getTransaction().begin();
        em.persist(vacancy);
        em.getTransaction().commit();
        success = true;
    } catch (RuntimeException e) {
        Logger.getLogger(VacancyRepositoryImplementation.class.getName()).info(e);
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}

From source file:com.epam.training.taranovski.web.project.repository.implementation.VacancyRepositoryImplementation.java

@Override
public boolean update(Vacancy vacancy) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {/*  ww w .j a  va  2s . c  o  m*/
        em.getTransaction().begin();
        em.merge(vacancy);
        em.getTransaction().commit();
        success = true;
    } catch (RuntimeException e) {
        Logger.getLogger(VacancyRepositoryImplementation.class.getName()).info(e);
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}

From source file:com.epam.training.taranovski.web.project.repository.implementation.VacancyRepositoryImplementation.java

@Override
public boolean clearSkills(Vacancy vacancy) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {//from www .jav a 2 s .  c om
        em.getTransaction().begin();

        Query query = em.createNamedQuery("VacancySkill.clearSkillsForVacancy");
        query.setParameter("vacancy", vacancy);
        query.executeUpdate();

        em.getTransaction().commit();
        success = true;
    } catch (RuntimeException e) {
        Logger.getLogger(VacancyRepositoryImplementation.class.getName()).info(e);
        success = false;
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
            success = false;
        }
        em.close();
    }

    return success;
}

From source file:fr.mby.portal.coreimpl.auth.DbPortalUserAuthenticationProvider.java

/** Init the DB with default users : user:user456 & admin:admin456 */
protected void initDefaultUsers() {
    final PortalUser user = this.buildPortalUser("user", "user456");
    final PortalUser admin = this.buildPortalUser("admin", "admin456");

    final EntityManager portalUserEm = this.portalUserEmf.createEntityManager();

    // Remove transaction
    portalUserEm.getTransaction().begin();

    final PortalUser foundAdmin = this.findPortalUserByLogin(portalUserEm, "admin");
    if (foundAdmin != null) {
        portalUserEm.remove(foundAdmin);
    }/*from  w  w  w .  j a v a  2  s  . c o m*/

    final PortalUser foundUser = this.findPortalUserByLogin(portalUserEm, "user");
    if (foundUser != null) {
        portalUserEm.remove(foundUser);
    }

    portalUserEm.getTransaction().commit();

    // Insert transaction
    portalUserEm.getTransaction().begin();

    portalUserEm.persist(user);
    portalUserEm.persist(admin);

    portalUserEm.getTransaction().commit();

    portalUserEm.close();
}

From source file:net.sf.ehcache.openjpa.datacache.TestEhCache.java

@Test
public void testClearCache() {
    EntityManagerFactory emf = em.getEntityManagerFactory();

    EntityManager entityManager = emf.createEntityManager();
    EntityTransaction tx = entityManager.getTransaction();
    tx.begin();//from w  w  w.  j ava2 s.c  o m
    SubQObject subQObject = new SubQObject("one", "two");
    QObject qObject = new QObject("one");
    PObject pObject = new PObject("one");
    entityManager.persist(subQObject);
    entityManager.persist(qObject);
    entityManager.persist(pObject);
    tx.commit();
    assertTrue(getCache(subQObject.getClass()).contains(getOpenJPAId(subQObject, subQObject.getId())));
    assertTrue(getCache(qObject.getClass()).contains(getOpenJPAId(qObject, qObject.getId())));
    assertTrue(getCache(pObject.getClass()).contains(getOpenJPAId(pObject, pObject.getId())));
    evictAllOfType(qObject.getClass(), false);
    assertFalse("QObject entries should be all gone",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(qObject.getClass(), qObject.getId()));
    assertTrue("SubQObject entries should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(subQObject.getClass(), subQObject.getId()));
    assertTrue("This PObject object should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(pObject.getClass(), pObject.getId()));
    tx = entityManager.getTransaction();
    tx.begin();
    qObject = new QObject("two");
    entityManager.persist(qObject);
    tx.commit();
    evictAllOfType(qObject.getClass(), true);
    assertFalse("QObject entries should be all gone",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(qObject.getClass(), qObject.getId()));
    assertFalse("SubQObject entries should be all gone",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(subQObject.getClass(), subQObject.getId()));
    assertTrue("This PObject object should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(pObject.getClass(), pObject.getId()));
    tx = entityManager.getTransaction();
    tx.begin();
    qObject = new QObject("three");
    entityManager.persist(qObject);
    subQObject = new SubQObject("two", "two");
    entityManager.persist(subQObject);
    tx.commit();
    evictAllOfType(subQObject.getClass(), false);
    assertTrue("QObject entries should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(qObject.getClass(), qObject.getId()));
    assertFalse("SubQObject entries should be all gone",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(subQObject.getClass(), subQObject.getId()));
    assertTrue("This PObject object should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(pObject.getClass(), pObject.getId()));
    tx = entityManager.getTransaction();
    tx.begin();
    subQObject = new SubQObject("three", "three");
    entityManager.persist(subQObject);
    tx.commit();
    evictAllOfType(pObject.getClass(), true);
    assertTrue("QObject entries should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(qObject.getClass(), qObject.getId()));
    assertTrue("SubQObject entries should still be in the cache",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(subQObject.getClass(), subQObject.getId()));
    assertFalse("This PObject object should be gone",
            OpenJPAPersistence.cast(emf).getStoreCache().contains(pObject.getClass(), pObject.getId()));
}

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

@Test(enabled = false, invocationCount = 1)
public void testPersist() {
    final EntityManager manager = LocalPU.createEntityManager();
    try {/*from   w w  w . java 2  s . c o m*/
        final EntityTransaction transaction = manager.getTransaction();
        transaction.begin();
        try {
            final Shadow shadow = persistInstance(manager, null, null);
            transaction.commit();
        } catch (Exception e) {
            LocalPU.printConstraintViolation(e);
            transaction.rollback();
            e.printStackTrace(System.err);
            Assert.fail(e.getMessage());
        }
    } finally {
        manager.close();
    }
}

From source file:ejb.bean.UsuarioDAOJPAImplBean.java

/**Mtodo para a atualizao do usurio
 * @author Richel Sensineli//from www. j  a va 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:com.thruzero.domain.jpa.transaction.JpaDatabaseTransactionMgr.java

@Override
public void commitTransaction() {
    if (isTransactionActive()) {
        EntityManager entityManager = doGetCurrentPersistenceManager(false);

        entityManager.getTransaction().commit();

        if (entityManager.isOpen()) {
            entityManager.close();/*  ww  w. j  a va  2s .co m*/
        }
    }
}

From source file:com.thruzero.domain.jpa.transaction.JpaDatabaseTransactionMgr.java

@Override
public void rollbackTransaction() {
    if (isTransactionActive()) {
        EntityManager entityManager = doGetCurrentPersistenceManager(false);

        entityManager.getTransaction().rollback();

        if (entityManager.isOpen()) {
            entityManager.close();/*from  w w w .  j a va  2s .c  o  m*/
        }
    }
}