Example usage for javax.persistence EntityManager getTransaction

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.UserSkillRepositoryImplementation.java

@Override
public boolean update(UserSkill userSkill) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {// www.  jav  a 2s.  co  m
        em.getTransaction().begin();
        em.merge(userSkill);
        em.getTransaction().commit();
        success = true;
    } 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.VacancySkillRepositoryImplementation.java

@Override
public boolean create(VacancySkill vacancySkill) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {//  w  ww.j  av a  2  s  .  c  om
        em.getTransaction().begin();
        em.persist(vacancySkill);
        em.getTransaction().commit();
        success = true;
    } 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.VacancySkillRepositoryImplementation.java

@Override
public boolean update(VacancySkill vacancySkill) {
    EntityManager em = entityManagerFactory.createEntityManager();
    boolean success = true;
    try {//w  w w  .j  a v  a  2 s  . c  om
        em.getTransaction().begin();
        em.merge(vacancySkill);
        em.getTransaction().commit();
        success = true;
    } 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.VacancySkillRepositoryImplementation.java

@Override
public VacancySkill getById(int id) {
    EntityManager em = entityManagerFactory.createEntityManager();
    VacancySkill vacancySkill;/*from   w w  w .ja  v  a 2 s . co m*/
    try {
        em.getTransaction().begin();
        vacancySkill = em.find(VacancySkill.class, id);
        em.getTransaction().commit();
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        em.close();
    }

    return vacancySkill;
}

From source file:org.spc.ofp.tubs.domain.common.CommonRepository.java

public boolean saveVessel(final Vessel vessel) {
    boolean success = false;
    final EntityManager mgr = emf.createEntityManager();
    final EntityTransaction xa = mgr.getTransaction();
    xa.begin();/*w  ww. j a v  a 2  s .com*/
    try {
        mgr.persist(vessel);
        xa.commit();
        success = true;
    } catch (Exception ignoreMe) {
        rollbackQuietly(xa);
    } finally {
        mgr.close();
    }
    return success;
}

From source file:com.pocketgorilla.stripesem.TransactionFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if (log.isDebugEnabled())
        log.debug("filtering " + ((HttpServletRequest) request).getRequestURI());

    try {//from ww w .j  ava  2s  .  c  om
        chain.doFilter(request, response);
    } catch (Exception ex) {
        try {
            EntityManager em = provider.getEntityManager(false);
            if (em != null) {
                EntityTransaction tx = em.getTransaction();
                if (tx.isActive()) {
                    tx.setRollbackOnly();
                }
            }
        } finally {
            throw new ServletException(ex);
        }
    } finally {
        doAfter();
    }
}

From source file:org.spc.ofp.tubs.domain.common.CommonRepository.java

public boolean saveImportStatus(final ImportStatus status) {
    boolean success = false;
    final EntityManager mgr = emf.createEntityManager();
    final EntityTransaction xa = mgr.getTransaction();
    xa.begin();//from   w  ww.  jav a2 s. c o m
    try {
        if (status.getId() > 0L) {
            mgr.merge(status);
        } else {
            mgr.persist(status);
        }
        xa.commit();
        success = true;
    } catch (Exception ignoreMe) {
        rollbackQuietly(xa);
    } finally {
        mgr.close();
    }
    return success;
}

From source file:com.sdl.odata.datasource.jpa.JPADataSource.java

@Override
public void delete(ODataUri uri, EntityDataModel entityDataModel) throws ODataException {
    Option<Object> entity = extractEntityWithKeys(uri, entityDataModel);

    if (entity.isDefined()) {
        Object jpaEntity = entityMapper.convertODataEntityToDS(entity.get(), entityDataModel);
        if (jpaEntity != null) {
            EntityManager entityManager = getEntityManager();
            EntityTransaction transaction = entityManager.getTransaction();
            try {
                transaction.begin();//from   w w  w.  j  a  va2  s  .co m

                Object attached = entityManager.merge(jpaEntity);
                entityManager.remove(attached);
            } catch (PersistenceException e) {
                LOG.error("Could not remove entity: {}", entity);
                throw new ODataDataSourceException("Could not remove entity", e);
            } finally {
                if (transaction.isActive()) {
                    transaction.commit();
                } else {
                    transaction.rollback();
                }
            }
        } else {
            throw new ODataDataSourceException("Could not remove entity, could not be loaded");
        }
    }
}

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

/**
 * Populates the LogFile table with basic data.
 * @throws MetadataException/*  w  ww . j a  v  a  2s  .com*/
 * @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();
    }
}

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

@Override
public BasicSkill getById(int id) {
    EntityManager em = entityManagerFactory.createEntityManager();
    BasicSkill skill = null;//  ww w .java  2 s  . co m
    try {
        em.getTransaction().begin();
        skill = em.find(BasicSkill.class, id);
        em.getTransaction().commit();
    } catch (RuntimeException e) {
        Logger.getLogger(BasicSkillRepositoryImplementation.class.getName()).info(e);
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        em.close();
    }

    return skill;
}