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:cz.fi.muni.pa165.daoImpl.TroopDAOImpl.java

@Override
public void createTroop(Troop troop) throws IllegalArgumentException {

    if (troop == null || troop.getId() != null || troop.getName() == null || troop.getMission() == null
            || troop.getAmountOfMoney() == null) {
        throw new IllegalArgumentException("Create troop called with wrong param");
    }//from ww w.ja v  a2 s  .c o m
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();
    em.persist(troop);
    em.getTransaction().commit();
    em.close();
}

From source file:net.anthonychaves.bookmarks.service.UserService.java

public User findUser(int id) {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();
    User user = (User) em.find(User.class, id);
    em.getTransaction().commit();// w w  w.  ja  va2 s. co m
    return user;
}

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   w w w.ja  va 2s .  c  o 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:net.anthonychaves.bookmarks.service.UserService.java

public User setApiKey(User user, String apiKey) {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();
    User u = (User) em.find(User.class, user.getId());
    u.setApiKey(apiKey);//from   www.  ja  v  a2s  .  co  m
    em.getTransaction().commit();

    return u;
}

From source file:net.anthonychaves.bookmarks.service.UserService.java

public User createUser(User user) {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();
    String apiKey = UUID.randomUUID().toString().replaceAll("-", "").substring(0, 16).toUpperCase();
    user.setApiKey(apiKey);/*w w w.  j  a v a  2s . c  o  m*/
    em.persist(user);
    em.getTransaction().commit();

    return user;
}

From source file:net.anthonychaves.bookmarks.service.UserService.java

public User addBookmark(User user, Bookmark bookmark) {
    EntityManager em = emf.createEntityManager();

    em.getTransaction().begin();
    User u = findUser(user.getEmailAddress());
    bookmark.setUser(u);//from   w w  w . j  ava2  s  .  c  om
    em.persist(bookmark);
    u.getBookmarks().add(bookmark);
    em.getTransaction().commit();

    return u;
}

From source file:net.anthonychaves.bookmarks.service.UserService.java

public User deleteBookmark(User user, String bookmarkId) {
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();
    Bookmark bookmark = (Bookmark) em.find(Bookmark.class, bookmarkId);
    if (user.getId() != bookmark.getUser().getId()) {
        throw new RuntimeException("user ids don't match when deleting a bookmark");
    }/*from w  w w . j a  v  a 2s  .com*/
    user = (User) em.find(User.class, user.getId());
    user.getBookmarks().remove(bookmark);
    em.remove(bookmark);
    em.getTransaction().commit();

    return user;
}

From source file:cz.fi.muni.pa165.daoImpl.TroopDAOImpl.java

@Override
public void removeTroop(Troop troop) throws IllegalArgumentException {
    if (troop == null) {
        throw new IllegalArgumentException("Troop can't be null.");
    }//from  ww w  . ja  v  a2 s  .co m
    if (troop.getId() == null) {
        throw new IllegalArgumentException("Troop is not present in DB.");
    }
    EntityManager em = emf.createEntityManager();
    em.getTransaction().begin();
    Troop present = em.find(Troop.class, troop.getId());
    em.getTransaction().commit();

    if (present == null) {
        throw new IllegalArgumentException("Troop is not present in DB.");
    } else {
        em.getTransaction().begin();
        em.remove(em.contains(troop) ? troop : em.merge(troop));
        em.getTransaction().commit();
    }
    em.close();
}

From source file:net.anthonychaves.bookmarks.service.UserService.java

public User addBookmarks(User user, List<Bookmark> bookmarks) {
    EntityManager em = emf.createEntityManager();

    em.getTransaction().begin();
    User u = findUser(user.getEmailAddress());

    for (Bookmark bookmark : bookmarks) {
        bookmark.setUser(u);/*  w  w w  .  ja va2s .  co m*/
        em.persist(bookmark);
        u.getBookmarks().add(bookmark);
    }

    em.getTransaction().commit();

    return u;
}

From source file:com.ewcms.publication.PublishIntegratedTest.java

private void updateTemplateSourceStutas() {
    JpaTemplate template = createJpaTemplate();
    template.execute(new JpaCallback<Object>() {
        @Override/*from   w  w  w .  j a v a2s.c  om*/
        public Object doInJpa(EntityManager em) throws PersistenceException {
            em.getTransaction().begin();
            String hql = "Update TemplateSource o Set o.release= ?1 Where o.release = ?2";
            Query query = em.createQuery(hql);
            query.setParameter(1, Boolean.FALSE);
            query.setParameter(2, Boolean.TRUE);
            query.executeUpdate();
            em.getTransaction().commit();
            return null;
        }
    });
}