Example usage for javax.persistence EntityManager remove

Introduction

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

Prototype

public void remove(Object entity);

Source Link

Document

Remove the entity instance.

Usage

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  w w .  ja v  a  2 s.  co m

    entityManager.remove(message);

    entityTransaction.commit();
}

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From source file:controllers.modules.SetCoverBuilder.java

@BodyParser.Of(play.mvc.BodyParser.Json.class)
public static Result update(final UUID corpus, UUID setcover) {
    DocumentCorpus corpusObj = null;/*from   w  w  w.ja v  a2s  .c  o  m*/
    if (corpus != null) {
        corpusObj = fetchResource(corpus, DocumentCorpus.class);
    }

    // make sure we have the right combination.
    DocumentSetCover setCoverObj = null;
    if (setcover != null) {
        setCoverObj = fetchResource(setcover, DocumentSetCover.class);
        if (corpusObj == null) {
            corpusObj = setCoverObj.getBaseCorpus();
        } else if (ObjectUtils.notEqual(corpusObj, setCoverObj.getBaseCorpus())) {
            throw new IllegalArgumentException();
        }
    } else if (corpusObj == null) {
        throw new IllegalArgumentException();
    }

    JsonNode jsonBody = request().body().asJson();
    if (jsonBody == null && setcover != null) {
        throw new IllegalArgumentException();
    }
    if (jsonBody == null) {
        jsonBody = JsonNodeFactory.instance.objectNode();
    }

    DocumentSetCoverModel setCoverVM = null;
    setCoverVM = Json.fromJson(jsonBody, DocumentSetCoverModel.class);
    final SetCoverFactory factory = (SetCoverFactory) setCoverVM.toFactory().setOwnerId(getUsername());

    // set the default title.
    if (setcover == null && StringUtils.isEmpty(factory.getTitle())) {
        factory.setTitle("Optimized " + corpusObj.getTitle());
    }

    SetCoverFactory tmpFactory = (SetCoverFactory) new SetCoverFactory().setStore(corpusObj)
            .setTitle(factory.getTitle()).setDescription(factory.getDescription())
            .setOwnerId(factory.getOwnerId());

    // make basic creation/updation first.
    if (setcover == null) {
        setCoverObj = tmpFactory.create();
        em().persist(setCoverObj);
        setCoverVM = (DocumentSetCoverModel) createViewModel(setCoverObj);

        // if this is a simple change, just return from here.
        if (ObjectUtils.equals(
                ObjectUtils.defaultIfNull(factory.getTokenizingOptions(), new TokenizingOptions()),
                new TokenizingOptions())
                && factory.getWeightCoverage() == SetCoverFactory.DEFAULT_WEIGHT_COVERAGE) {
            return created(setCoverVM.asJson());
        }
        setcover = setCoverObj.getIdentifier();
    } else if (!StringUtils.equals(StringUtils.defaultString(tmpFactory.getTitle(), setCoverObj.getTitle()),
            setCoverObj.getTitle())
            || !StringUtils.equals(
                    StringUtils.defaultString(tmpFactory.getDescription(), setCoverObj.getDescription()),
                    setCoverObj.getDescription())) {

        tmpFactory.setEm(em()).setExistingId(setcover);
        setCoverObj = tmpFactory.create();
        em().merge(setCoverObj);
        setCoverVM = (DocumentSetCoverModel) createViewModel(setCoverObj);
        setCoverVM.populateSize(em(), setCoverObj);

        // if this is a simple change, just return from here.
        if (ObjectUtils.equals(
                ObjectUtils.defaultIfNull(factory.getTokenizingOptions(), new TokenizingOptions()),
                ObjectUtils.defaultIfNull(setCoverObj.getTokenizingOptions(), new TokenizingOptions()))
                && ObjectUtils.equals(factory.getWeightCoverage(), ObjectUtils.defaultIfNull(
                        setCoverObj.getWeightCoverage(), SetCoverFactory.DEFAULT_WEIGHT_COVERAGE))) {
            return ok(setCoverVM.asJson());
        }
    }

    // get rid of any old progress observer tokens and create a new one.
    finalizeProgress(setCoverObj.getId());
    createProgressObserverToken(setCoverObj.getId());
    watchProgress(factory, "create", setCoverObj.getId());

    final Context ctx = Context.current();
    final UUID setCoverId = setcover;

    Akka.future(new Callable<DocumentSetCover>() {
        @Override
        public DocumentSetCover call() throws Exception {
            try {
                return execute(new SareTxRunnable<DocumentSetCover>() {
                    @Override
                    public DocumentSetCover run(EntityManager em) throws Throwable {
                        bindEntityManager(em);
                        Context.current.set(ctx);

                        DocumentSetCover setCoverObj = null;
                        UUID corpusId = corpus;
                        if (corpusId == null) {
                            setCoverObj = fetchResource(setCoverId, DocumentSetCover.class);
                            corpusId = setCoverObj.getBaseCorpus().getIdentifier();
                        }

                        factory.setStore(fetchResource(corpusId, DocumentCorpus.class))
                                .setExistingId(setCoverId).setEm(em);

                        List<SetCoverDocument> oldDocuments = Lists.newArrayList(setCoverObj.getAllDocuments());
                        setCoverObj = factory.create();

                        em.flush();
                        em.merge(setCoverObj);
                        em.getTransaction().commit();
                        em.clear();

                        em.getTransaction().begin();
                        for (SetCoverDocument oldDocument : oldDocuments) {
                            if (Iterables.find(setCoverObj.getAllDocuments(), Predicates.equalTo(oldDocument),
                                    null) == null) {
                                SetCoverDocument tmpDocument = em.find(SetCoverDocument.class,
                                        oldDocument.getId());
                                em.remove(tmpDocument);
                            }
                        }

                        return setCoverObj;
                    }
                }, ctx);
            } catch (Throwable e) {
                Logger.error(LoggedAction.getLogEntry(ctx, "failed to build set cover"), e);
                throw new IllegalArgumentException(e);
            } finally {
                setProgressFinished(UuidUtils.toBytes(setCoverId));
            }
        }
    });

    return ok(setCoverVM.asJson());
}

---

From source file:commonSession.PersistAttivitaFacadeBean.java

public void delete(Object id, Class clazz, String unit) throws Exception {

    //    EntityManager em;
    EntityManager em = GestionaleEm;
    if (unit.equals("GestionaleEm"))
        em = GestionaleEm;/*from w  ww.  j av  a  2 s .  c o m*/
    else
        em = TerritorioEm;

    Object obj = em.find(clazz, id);
    em.remove(obj);
    em.flush();

}

---

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 w  w.  j a v a 2  s.c o  m

    entityManager.remove(u);

    entityTransaction.commit();
}

---

From source file:com.adeptj.modules.data.jpa.core.AbstractJpaRepository.java

/**
 * {@inheritDoc}/*www . j a v  a  2 s . c  o m*/
 */
@Override
public <T extends BaseEntity> void delete(Class<T> entity, Object primaryKey) {
    EntityManager em = JpaUtil.createEntityManager(this.getEntityManagerFactory());
    try {
        em.getTransaction().begin();
        T entityToDelete = em.find(entity, primaryKey);
        if (entityToDelete == null) {
            LOGGER.warn("Entity couldn't be deleted as it doesn't exists in DB: [{}]", entity);
        } else {
            em.remove(entityToDelete);
            em.getTransaction().commit();
        }
    } catch (Exception ex) { // NOSONAR
        Transactions.markRollback(em);
        throw new JpaException(ex);
    } finally {
        Transactions.rollback(em);
        JpaUtil.closeEntityManager(em);
    }
}

---

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 www  .  jav a 2 s.c o m*/
    entityManager.remove(c);
    entityTransaction.commit();

}

---

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();//from w  ww  . ja  v a  2  s  .  co m
    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  2s  .  c  om*/
    entityManager.remove(c);
    entityTransaction.commit();

}

---

From source file:org.apache.juddi.api.impl.UDDICustodyTransferImpl.java

@SuppressWarnings("unchecked")
public void discardTransferToken(DiscardTransferToken body) throws DispositionReportFaultMessage {
    long startTime = System.currentTimeMillis();

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {//  ww w  .  j  ava 2  s .  c om
        tx.begin();

        UddiEntityPublisher publisher = this.getEntityPublisher(em, body.getAuthInfo());

        new ValidateCustodyTransfer(publisher).validateDiscardTransferToken(em, body);

        org.uddi.custody_v3.TransferToken apiTransferToken = body.getTransferToken();
        if (apiTransferToken != null) {
            String transferTokenId = new String(apiTransferToken.getOpaqueToken());
            org.apache.juddi.model.TransferToken modelTransferToken = em
                    .find(org.apache.juddi.model.TransferToken.class, transferTokenId);
            if (modelTransferToken != null)
                em.remove(modelTransferToken);
        }

        KeyBag keyBag = body.getKeyBag();
        if (keyBag != null) {
            List<String> keyList = keyBag.getKey();
            Vector<DynamicQuery.Parameter> params = new Vector<DynamicQuery.Parameter>(0);
            for (String key : keyList) {
                // Creating parameters for key-checking query
                DynamicQuery.Parameter param = new DynamicQuery.Parameter("UPPER(ttk.entityKey)",
                        key.toUpperCase(), DynamicQuery.PREDICATE_EQUALS);

                params.add(param);
            }

            // Find the associated transfer tokens and remove them.
            DynamicQuery getTokensQry = new DynamicQuery();
            getTokensQry.append("select distinct ttk.transferToken from TransferTokenKey ttk").pad();
            getTokensQry.WHERE().pad().appendGroupedOr(params.toArray(new DynamicQuery.Parameter[0]));

            Query qry = getTokensQry.buildJPAQuery(em);
            List<org.apache.juddi.model.TransferToken> tokensToDelete = qry.getResultList();
            if (tokensToDelete != null && tokensToDelete.size() > 0) {
                for (org.apache.juddi.model.TransferToken tt : tokensToDelete)
                    em.remove(tt);
            }
        }

        tx.commit();
        long procTime = System.currentTimeMillis() - startTime;
        serviceCounter.update(CustodyTransferQuery.DISCARD_TRANSFERTOKEN, QueryStatus.SUCCESS, procTime);

    } finally {
        if (tx.isActive()) {
            tx.rollback();
        }
        em.close();
    }
}

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From source file:nl.b3p.viewer.admin.stripes.AttributeSourceActionBean.java

public Resolution delete() {
    EntityManager em = Stripersist.getEntityManager();

    if (!featureSource.getFeatureTypes().isEmpty()) {
        em.createQuery("update Layer set featureType = null where featureType in :fts")
                .setParameter("fts", featureSource.getFeatureTypes()).executeUpdate();
        em.createQuery("update ConfiguredAttribute set featureType=null where featureType in :fts")
                .setParameter("fts", featureSource.getFeatureTypes()).executeUpdate();
    }/*from  w w w . j a  v  a2s  .  c om*/

    em.remove(featureSource);

    Stripersist.getEntityManager().getTransaction().commit();

    getContext().getMessages().add(new SimpleMessage("Attribuutbron is verwijderd"));
    return new ForwardResolution(EDITJSP);
}

---

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