Example usage for javax.persistence EntityManager close

Introduction

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

Prototype

public void close();

Source Link

Document

Close an application-managed entity manager.

Usage

From source file:eu.optimis.trustedinstance.DBStorage.java

@SuppressWarnings("finally")
public boolean store(DBStorageEntry entry) throws Exception {

    if (update(entry)) {
        return true;
    }/*from ww w .ja v  a  2s. c o  m*/

    boolean result = true;
    EntityManager em = emf.createEntityManager();

    try {
        em.getTransaction().begin();
        em.persist(entry);
        em.getTransaction().commit();
    } catch (Exception e) {
        result = false;
        throw e;
    } finally {
        em.close();
        return result;
    }
}

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();
        }/*from w w w . j a va 2 s  .c o  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();
        }/*ww w  . j a  va  2 s.  c  o  m*/
    }
}

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();/*from w  ww  . ja  va  2s .  co  m*/
    try {
        mgr.persist(vessel);
        xa.commit();
        success = true;
    } catch (Exception ignoreMe) {
        rollbackQuietly(xa);
    } finally {
        mgr.close();
    }
    return success;
}

From source file:org.spc.ofp.tubs.domain.purseseine.TripRepository.java

public void save(final PurseSeineTrip trip) {
    final EntityManager mgr = emf.createEntityManager();
    final EntityTransaction xa = mgr.getTransaction();
    try {/*from  ww  w  .  j  av  a 2s.  co m*/
        xa.begin();
        mgr.persist(trip);
        mgr.flush();
        xa.commit();
        mgr.refresh(trip);
    } catch (Exception ex) {
        if (xa.isActive()) {
            xa.rollback();
        }
    } finally {
        mgr.close();
    }
}

From source file:com.webbfontaine.valuewebb.action.tt.TtLogger.java

public String deleteUserLog(TtLog log) {
    EntityManager entityManager = null;
    try {//from  w ww .  j av a2  s. com
        entityManager = Utils.createEntityManager();
        entityManager.remove(entityManager.merge(log));
        entityManager.flush();

        reloadLogs(log);
    } finally {
        if (entityManager != null) {
            entityManager.close();
        }
    }
    return "";
}

From source file:com.yahoo.sql4d.indexeragent.meta.DBHandler.java

/**
 * /*from w  w  w.  j  a va 2s  .c om*/
 * @return 
 */
public long getInprogressTasksCount() {
    EntityManager em = getEntityManager();
    try {
        return (long) em.createQuery("SELECT COUNT(st.id) FROM StatusTrail st WHERE  "
                + " st.status = 'in_progress' AND st.givenUp = 0").getSingleResult();
    } finally {
        em.close();
    }
}

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

@Override
public UserSkill getById(int id) {
    EntityManager em = entityManagerFactory.createEntityManager();
    UserSkill userSkill;//from  ww w .j ava2 s . co m
    try {
        em.getTransaction().begin();
        userSkill = em.find(UserSkill.class, id);
        em.getTransaction().commit();
    } finally {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        em.close();
    }

    return userSkill;
}

From source file:edu.csueb.cs6320.utils.UserService.java

public List<User> getUserList() {
    EntityManager em = Persistence.createEntityManagerFactory("TestPU").createEntityManager();

    em.getTransaction().begin();//from   ww w  .ja va 2s.com
    List<User> users = em.createQuery("SELECT u FROM User u", User.class).getResultList();
    em.getTransaction().commit();
    em.close();

    return users;
}

From source file:facades.PersonFacadeDB.java

@Override
public Person addPerson(String json) {
    //make person from Json
    Person p = gson.fromJson(json, Person.class);

    EntityManagerFactory emf = Persistence.createEntityManagerFactory(persistenceFileName);
    EntityManager em = emf.createEntityManager();
    EntityTransaction transaction = em.getTransaction();
    transaction.begin();/*from   www . ja  va2 s . co m*/

    try {
        em.persist(p);
        transaction.commit();
    } catch (Exception e) {
        transaction.rollback();
    } finally {
        em.close();
    }
    return p;
}