Example usage for org.hibernate LockOptions UPGRADE

Introduction

In this page you can find the example usage for org.hibernate LockOptions UPGRADE.

Prototype

LockOptions UPGRADE

To view the source code for org.hibernate LockOptions UPGRADE.

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Document

Represents LockMode.UPGRADE (will wait forever for lock and scope of false meaning only entity is locked).

Usage

From source file:com.isotrol.impe3.oi.dao.impl.OIDAOImpl.java

License:Open Source License

/**
 * @throws SequenceNotFoundException/*from   w w w.j  av  a  2  s.c om*/
 * @see com.isotrol.impe3.oi.dao.DAO#getNextValue(java.lang.String)
 */
public synchronized long getNextValue(String id) throws ServiceException {
    OISequenceEntity seq = (OISequenceEntity) getSession().get(OISequenceEntity.class, id, LockOptions.UPGRADE);
    if (seq == null) {
        seq = new OISequenceEntity(id, 0);
        try {
            getSession().save(seq);
            flush();
        } catch (Exception e) {
            seq = (OISequenceEntity) getSession().get(OISequenceEntity.class, id, LockOptions.UPGRADE);
            if (seq == null) {
                throw new ServiceException();
            }
        }
    }

    return nextValue(seq);
}

From source file:com.isotrol.impe3.pms.core.dao.impl.DAOImpl.java

License:Open Source License

private <T extends PublishableEntity<T, ?, ?>> Iterable<T> getPFM(String queryName, Class<T> type) {
    final Query q = getNamedQuery(queryName).setLockOptions(LockOptions.UPGRADE);
    return list(type, q);
}

From source file:com.isotrol.impe3.web20.dao.impl.DAOImpl.java

License:Open Source License

/**
 * @throws SequenceNotFoundException/* ww  w . j av  a 2  s .  c om*/
 * @see com.isotrol.impe3.web20.dao.DAO#getNextValue(java.lang.String)
 */
public synchronized long getNextValue(String id) throws SequenceNotFoundException {
    SequenceEntity seq = (SequenceEntity) getSession().get(SequenceEntity.class, id, LockOptions.UPGRADE);
    if (seq == null) {
        seq = new SequenceEntity(id, 0);
        try {
            getSession().save(seq);
            flush();
        } catch (Exception e) {
            seq = (SequenceEntity) getSession().get(SequenceEntity.class, id, LockOptions.UPGRADE);
            if (seq == null) {
                throw new SequenceNotFoundException(id);
            }
        }
    }

    return nextValue(seq);
}

From source file:com.lewischooman.dao.MovieShowDAO.java

License:Open Source License

@Override
public Status updateMovieShowWithBooking(MovieShowDB[] movieShowArr, Integer seatsBooked) {
    Session session;// w  ww  .ja v a 2 s . c  o  m
    Integer showSeatsAvailable, showSeatsBooked;

    session = this.sessionFactory.getCurrentSession();
    if (session.contains(movieShowArr[0])) {
        session.evict(movieShowArr[0]);
    }
    movieShowArr[0] = this.getMovieShowById(movieShowArr[0].getId(), LockOptions.UPGRADE);
    showSeatsAvailable = movieShowArr[0].getSeatsAvailable();
    showSeatsBooked = movieShowArr[0].getSeatsBooked();
    if (showSeatsAvailable - showSeatsBooked >= seatsBooked) {
        showSeatsBooked += seatsBooked;
        movieShowArr[0].setSeatsBooked(showSeatsBooked);
        movieShowArr[0].setSeatsBalance(showSeatsAvailable - showSeatsBooked);
        movieShowArr[0].setAmount(movieShowArr[0].getPrice() * showSeatsBooked);

        return Status.OK;
    } else {
        return Status.INSUFFICIENT_SEATS;
    }
}

From source file:com.stagecents.common.hibernate.BaseJpaRepository.java

License:Open Source License

public E findById(K identifier, boolean lock) {
    E entity;/*from  w  ww  .j a  v a2s  .  com*/
    if (lock) {
        entity = (E) getSession().load(getPersistentClass(), identifier, LockOptions.UPGRADE);
    } else {
        entity = (E) getSession().load(getPersistentClass(), identifier);
    }
    return entity;
}

From source file:com.test.dao.AccountDAO.java

License:Apache License

public void updateByIdLock(int id, String mobile) {
    Session session = this.getSession();
    try {/* w  ww .  java  2  s  . co  m*/
        session.beginTransaction();
        Account at = (Account) session.load(Account.class, id, LockOptions.UPGRADE);
        at.setMobile(mobile);
        session.update(at);

        updateById(id, mobile + "_A");

        session.getTransaction().commit();
    } catch (Exception e) {
        e.printStackTrace();
        session.getTransaction().rollback();
    } finally {
        // openSession()session???
        releaseSession(session);
    }
}

From source file:com.test.dao.AccountDAO.java

License:Apache License

public void queryById(int id) {
    Session session = this.getSession();
    try {//  w  w  w  .  ja va  2  s .  co m
        session.beginTransaction();
        Account account = (Account) session.load(Account.class, id, LockOptions.UPGRADE);
        System.out.println("Pessimistic Query Account: " + account.getEmail() + " " + account.getMobile());
        session.getTransaction().commit();
    } catch (Exception e) {
        e.printStackTrace();
        session.getTransaction().rollback();
    } finally {
        releaseSession(session);
    }
}

From source file:com.vmware.photon.controller.apife.db.dao.BaseDao.java

License:Open Source License

public void lock(T entity) {
    currentSession().buildLockRequest(LockOptions.UPGRADE).lock(entity);
}

From source file:com.vmware.photon.controller.apife.db.dao.BaseDao.java

License:Open Source License

/**
 * The methods loads an entity with an exclusive lock.
 * This is different from locking an already loaded entity.
 *
 * @param id/* ww  w.j  av a  2  s  .c o m*/
 * @return
 */
public T loadWithUpgradeLock(Serializable id) {
    return (T) currentSession().load(getEntityClass(), id, LockOptions.UPGRADE);
}

From source file:edu.ur.hibernate.HbCrudDAO.java

License:Apache License

@SuppressWarnings("unchecked")
public T getById(Long id, boolean lock) {
    if (lock)//from www .  j  av a 2s  . c  o  m
        return (T) sessionFactory.getCurrentSession().get(clazz, id, LockOptions.UPGRADE);
    else
        return (T) sessionFactory.getCurrentSession().get(clazz, id);
}