Example usage for org.hibernate Session evict

Introduction

In this page you can find the example usage for org.hibernate Session evict.

Prototype

void evict(Object object);

Source Link

Document

Remove this instance from the session cache.

Usage

From source file:com.redhat.rhn.domain.server.test.GuestBuilder.java

License:Open Source License

private void save() {
    Session session = VirtualInstanceFactory.getSession();

    guestDAO.saveVirtualInstance(guest);
    session.flush();/* w  ww  .ja  v a2  s  .  com*/
    session.evict(guest);

    if (guest.isRegisteredGuest()) {
        session.evict(guest.getGuestSystem());
    }

    if (guest.getHostSystem() != null) {
        session.evict(guest.getHostSystem());
    }

    isSaveRequired = false;
}

From source file:com.redhat.rhn.domain.server.test.HostBuilder.java

License:Open Source License

/**
 * This is the final step in building or compiling a host. The host and its guests (if
 * there are any) will be persisted, flushed, and evicted from the current hibernate
 * session./*from ww  w .  ja  v  a  2  s .c o  m*/
 *
 * <br/><br/>
 *
 * The builder does not maintain a reference to a host once it is built; so, calling
 * <code>build</code> successive times will simply return <code>null</code>. One of the
 * <i>create</i> methods must be called before every invocation of this method.
 *
 * @return The built host whose state will have persisted and synhronized with the
 * database. The host and its guests will have been removed from the hibernate session
 * cache.
 */
public Server build() {
    if (host == null) {
        return null;
    }

    Server compiledHost;
    Session session = HibernateFactory.getSession();

    session.flush();
    session.evict(host);

    for (Iterator iterator = host.getGuests().iterator(); iterator.hasNext();) {
        session.evict(iterator.next());
    }

    compiledHost = host;
    host = null;

    return compiledHost;
}

From source file:com.redhat.rhn.domain.server.test.VirtualInstanceFactoryTest.java

License:Open Source License

private void flushAndEvictGuest(VirtualInstance guest) {
    Session session = VirtualInstanceFactory.getSession();

    flushAndEvict(guest);/*from w ww .  j ava 2s  .c  o m*/

    if (guest.isRegisteredGuest()) {
        session.evict(guest.getGuestSystem());
    }

    if (guest.getHostSystem() != null) {
        session.evict(guest.getHostSystem());
    }
}

From source file:com.redhat.rhn.testing.RhnBaseTestCase.java

License:Open Source License

protected void flushAndEvict(Object obj) throws HibernateException {
    Session session = HibernateFactory.getSession();
    session.flush();// w  w  w  . j  av  a2  s  . co  m
    session.evict(obj);
}

From source file:com.redhat.rhn.testing.TestUtils.java

License:Open Source License

/**
 * Util to flush and evict an object from the Hibernate Session
 * @param obj to flush//  ww  w .j  a va  2s. c om
 * @throws HibernateException if something bad happens
 */
public static void flushAndEvict(Object obj) throws HibernateException {
    Session session = HibernateFactory.getSession();
    session.flush();
    session.evict(obj);
}

From source file:com.thesett.catalogue.impl.standalone.UndoableCatalogueManagerServiceImpl.java

License:Apache License

/** {@inheritDoc} */
public void updateEntityInstance(EntityInstance element) {
    // Create an undo operation for the entity update.
    Session session = HibernateUtil.getCurrentSession();
    EntityInstance instanceToUpdate = retrieveEntityInstance(element.getComponentType(), element.getOpaqueId());
    session.evict(instanceToUpdate);

    Undoable undoOperation = new UndoModifyEntity(instanceToUpdate.getOpaqueId(), instanceToUpdate);

    // Modify the entity.
    catalogueManagerService.updateEntityInstance(element);

    // Post the undo operation onto the undo stack.
    undoStack.offer(undoOperation);/*from   w ww  .ja v  a2  s.c o m*/
}

From source file:com.thesett.catalogue.impl.standalone.UndoableCatalogueManagerServiceImpl.java

License:Apache License

/** {@inheritDoc} */
public void deleteEntityInstance(EntityType entityType, InternalId id) {
    // Get a detached instance of the entity to delete, in order that it may be later recreated.
    Session session = HibernateUtil.getCurrentSession();
    EntityInstance instanceToDelete = retrieveEntityInstance(entityType, id);
    session.evict(instanceToDelete);

    // Delete the entity.
    catalogueManagerService.deleteEntityInstance(entityType, id);

    // Create an undo operation for the entity deletion.
    Undoable undoOperation = new UndoDeleteEntity(instanceToDelete.getOpaqueId(), instanceToDelete);

    // Post the undo operation onto the undo stack.
    undoStack.offer(undoOperation);/*  www .ja va 2 s.com*/
}

From source file:com.tm.spring.dao.EmpDAOImpl.java

@Override
public boolean empUpdate(int id, Employee emp) {
    Session session = sessionFactory.openSession();
    Transaction t = session.beginTransaction();
    Employee e = (Employee) session.load(Employee.class, id);
    session.evict(e);
    e = emp;//  www  .  ja  v a2 s. co m
    session.update(e);
    t.commit();
    session.close();
    return true;
}

From source file:com.trailmagic.image.util.FixDimensions.java

License:Open Source License

public void fixDimensions(final String ownerName, final String rollName) {
    m_hibernateTemplate.execute(new HibernateCallback() {
        public Object doInHibernate(Session session) {
            try {
                User owner = userRepository.getByScreenName(ownerName);
                ImageGroup roll = imageGroupRepository.getRollByOwnerAndName(owner, rollName);

                for (ImageFrame frame : roll.getFrames()) {
                    Image image = frame.getImage();
                    for (ImageManifestation mf : image.getManifestations()) {
                        HeavyImageManifestation heavyMf = m_imageManifestationFactory.getHeavyById(mf.getId());
                        BufferedImage bi = ImageIO.read(heavyMf.getData().getBinaryStream());
                        mf.setHeight(bi.getHeight());
                        mf.setWidth(bi.getWidth());
                        session.evict(heavyMf);
                    }//from  ww w.j  a va 2  s .  c om
                }
            } catch (Exception e) {
                s_log.error("Error fixing permissions", e);
            }
            return null;
        }
    });
}

From source file:com.trailmagic.image.util.ReplaceImageManifestation.java

License:Open Source License

/**
 * THIS MUST BE PUBLIC in order for interceptors to run.  GRRRR.
 **///from  www .ja  v  a  2 s  . co  m
public void replaceManifestation(Long manifestationId, String filename, Integer width, Integer height) {
    try {
        Session session = SessionFactoryUtils.getSession(sessionFactory, false);

        HeavyImageManifestation manifest = imfFactory.getHeavyById(manifestationId.longValue());
        //            s_log.info("Got manifestation id " + manifest.getId());

        File srcFile = new File(filename);
        s_log.info("Importing " + srcFile.getPath());
        if (srcFile.length() > Integer.MAX_VALUE) {
            s_log.info("File is too big...skipping " + srcFile.getPath());
            throw new RuntimeException("File too big");
        }
        FileInputStream fis = new FileInputStream(srcFile);
        manifest.setData(Hibernate.createBlob(fis));
        manifest.setWidth(width.intValue());
        manifest.setHeight(height.intValue());
        session.saveOrUpdate(manifest);

        s_log.info("ImageManifestation saved: " + manifest.getName() + " (" + manifest.getId() + ")"
                + "...flushing session and evicting manifestation.");

        synchronized (session) {
            session.flush();
            session.evict(manifest);
        }

        fis.close();
        SessionFactoryUtils.releaseSession(session, sessionFactory);

        s_log.info("Finished importing " + srcFile.getPath());
    } catch (Exception e) {
        s_log.error("Error: " + e.getMessage(), e);
        throw new RuntimeException("Error", e);
    }
}