Example usage for javax.persistence EntityTransaction commit

Introduction

In this page you can find the example usage for javax.persistence EntityTransaction commit.

Prototype

public void commit();

Source Link

Document

Commit the current resource transaction, writing any unflushed changes to the database.

Usage

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public void deleteSubscribedResource(int smId) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    SubscribedResource sm = entityManager.find(SubscribedResource.class, smId);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();//  w w  w.jav  a 2 s .c om
    entityManager.remove(sm);
    entityTransaction.commit();
}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public void deleteDeployment(int id) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    DeploymentDescriptor c = entityManager.find(DeploymentDescriptor.class, id);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from w w  w.j a v  a  2  s . c  o m*/
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public void deleteProperty(int propid) {

    EntityManager entityManager = entityManagerFactory.createEntityManager();
    BakerProperty c = entityManager.find(BakerProperty.class, propid);

    EntityTransaction entityTransaction = entityManager.getTransaction();
    entityTransaction.begin();/*from   w  w  w. j a  va2 s.c  o  m*/
    entityManager.remove(c);
    entityTransaction.commit();

}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public void deleteUser(int userid) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();
    BakerUser u = entityManager.find(BakerUser.class, userid);

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/*from  w  ww  . j  a v a  2  s  .  c  o  m*/

    entityManager.remove(u);

    entityTransaction.commit();
}

From source file:uk.ac.horizon.ug.mrcreator.http.CRUDServlet.java

/** Create on POST.
 * E.g. curl -d '{...}' http://localhost:8888/author/configuration/
 * @param req//w  ww .  j  av a 2 s.c o m
 * @param resp
 * @throws ServletException
 * @throws IOException
 */
private void doCreate(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    // TODO Auto-generated method stub
    try {
        Object o = parseObject(req);
        if (filterByCreator) {
            String creator = getRequestCreator(req);
            setCreator(o, creator);
        }
        Key key = validateCreate(o);
        // try adding
        EntityManager em = EMF.get().createEntityManager();
        EntityTransaction et = em.getTransaction();
        try {
            et.begin();
            if (em.find(getObjectClass(), key) != null)
                throw new RequestException(HttpServletResponse.SC_CONFLICT,
                        "object already exists (" + key + ")");
            em.persist(o);
            et.commit();
            logger.info("Added " + o);
        } finally {
            if (et.isActive())
                et.rollback();
            em.close();
        }
        resp.setCharacterEncoding(ENCODING);
        resp.setContentType(JSON_MIME_TYPE);
        Writer w = new OutputStreamWriter(resp.getOutputStream(), ENCODING);
        JSONWriter jw = new JSONWriter(w);
        listObject(jw, o);
        w.close();
    } catch (RequestException e) {
        resp.sendError(e.getErrorCode(), e.getMessage());
    } catch (Exception e) {
        logger.log(Level.WARNING, "Getting object of type " + getObjectClass(), e);
        resp.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e.toString());
        return;
    }
}

From source file:com.eucalyptus.images.Images.java

public static ImageInfo createPendingFromDeviceMapping(UserFullName creator, String imageNameArg,
        String imageDescription, ImageMetadata.Architecture requestArch, ImageMetadata.Platform imagePlatform,
        final List<BlockDeviceMappingItemType> blockDeviceMappings) throws Exception {

    final String imageId = ResourceIdentifiers.generateString(ImageMetadata.Type.machine.getTypePrefix());
    BlockStorageImageInfo ret = new BlockStorageImageInfo(creator, imageId, imageNameArg, imageDescription,
            new Long(-1), requestArch, imagePlatform, null, null, "snap-EUCARESERVED", false,
            Images.DEFAULT_ROOT_DEVICE);
    /// device with snap-EUCARESERVED is the placeholder to indicate register is for create-image only
    /// actual root device with snapshot is filled in later 
    BlockDeviceMappingItemType toRemove = null;
    for (final BlockDeviceMappingItemType device : blockDeviceMappings) {
        if (Images.findCreateImageRoot().apply(device))
            toRemove = device;/* ww  w.  j av a2s.co  m*/
    }
    if (toRemove != null)
        blockDeviceMappings.remove(toRemove);

    final EntityTransaction tx = Entities.get(BlockStorageImageInfo.class);
    try {
        ret = Entities.merge(ret);
        ret.setState(ImageMetadata.State.pending);
        ret.setImageFormat(ImageMetadata.ImageFormat.fulldisk.toString());
        ret.getDeviceMappings()
                .addAll(Lists.transform(blockDeviceMappings, Images.deviceMappingGenerator(ret, -1)));
        tx.commit();
        LOG.info("Registering image pk=" + ret.getDisplayName() + " ownerId=" + creator);
    } catch (Exception e) {
        tx.rollback();
        throw new EucalyptusCloudException(
                "Failed to register pending bfebs image because of: " + e.getMessage(), e);
    } finally {
        if (tx.isActive())
            tx.rollback();
    }
    return ret;
}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public void deleteInstalledBun(final InstalledBun message) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/*from  w ww  .  j  ava 2 s.co m*/

    entityManager.remove(message);

    entityTransaction.commit();
}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public BakerUser updateBakerUser(BakerUser bu) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//from   w  w w.  j a  v a  2  s.  co m
    BakerUser resis = entityManager.merge(bu);
    entityTransaction.commit();

    return resis;
}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public BakerProperty updateProperty(BakerProperty p) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();/*from  www.j a v  a 2 s  . co m*/
    BakerProperty bp = entityManager.merge(p);
    entityTransaction.commit();

    return bp;
}

From source file:gr.upatras.ece.nam.baker.impl.BakerJpaController.java

public InstalledBun updateInstalledBun(InstalledBun is) {
    EntityManager entityManager = entityManagerFactory.createEntityManager();

    EntityTransaction entityTransaction = entityManager.getTransaction();

    entityTransaction.begin();//ww  w. jav a  2  s  .  c o  m
    InstalledBun resis = entityManager.merge(is);
    entityTransaction.commit();

    return resis;
}