Example usage for javax.persistence EntityTransaction begin

List of usage examples for javax.persistence EntityTransaction begin

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Introduction

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

Prototype

public void begin();

Source Link

Document

Start a resource transaction.

Usage

From source file:nl.b3p.kaartenbalie.reporting.ReportThread.java

public void run() {

    try {/*w  w  w  .ja  va2  s .  co  m*/
        EntityTransaction tx = em.getTransaction();

        long processStart = System.currentTimeMillis();

        Report report = new Report();
        tx = em.getTransaction();
        tx.begin();
        try {
            /*
             * Store all the parameters in the report...
             */
            report.setOrganization(organization);
            report.setStartDate(startDate);
            report.setEndDate(endDate);
            report.setName(name);
            String mime = (String) CastorXmlTransformer.getContentTypes().get(type);
            report.setReportMime(mime);

            em.persist(report);
            em.flush();
            tx.commit();
        } catch (Exception ex) {
            tx.rollback();
            throw ex;
        }

        try {
            Parameters parameters = new Parameters();
            parameters.setDateEnd(new org.exolab.castor.types.Date(endDate));
            parameters.setDateStart(new org.exolab.castor.types.Date(startDate));
            parameters.setId(Integer.toString(report.getId().intValue()));
            parameters.setOrganization(organization.getName());
            parameters.setTimeStamp(new Date());

            MonitorReport mr = createMonitorReport();

            Long procTime = new Long(System.currentTimeMillis() - processStart);
            parameters.setProcessingTime(procTime.longValue());
            mr.setParameters(parameters);
            report.setProcessingTime(procTime);

            if (type.equalsIgnoreCase(CastorXmlTransformer.HTML)) {
                CastorXmlTransformer cxt = new CastorXmlTransformer(xsl, MyEMFDatabase.localPath());
                report.setReportXML(cxt.createHtml(mr));
            } else {
                CastorXmlTransformer cxt = new CastorXmlTransformer();
                report.setReportXML(cxt.createXml(mr));
            }
        } catch (Exception e) {
            StringBuffer rerror = new StringBuffer();
            rerror.append("<error>");
            rerror.append(e.getLocalizedMessage());

            StackTraceElement[] ste = e.getStackTrace();
            if (ste.length > 0) {
                rerror.append(" at ");
                rerror.append(ste[0].toString());
            }
            rerror.append("</error>");
            report.setReportXML(rerror.toString());
        }

        tx = em.getTransaction();
        tx.begin();
        try {
            em.merge(report);
            em.flush();
            tx.commit();
        } catch (Exception ex) {
            tx.rollback();
            throw ex;
        }
    } catch (Exception e) {
        log.error("", e);
    } finally {
        log.debug("Closing local entity manager ......");
        if (em != null && em.isOpen()) {
            em.close();
        }
        em = null;
    }
}

From source file:org.opencastproject.themes.persistence.ThemesServiceDatabaseImpl.java

@Override
public void deleteTheme(long id) throws ThemesServiceDatabaseException, NotFoundException {
    EntityManager em = null;/*  w ww . j  a va 2  s .c  o  m*/
    EntityTransaction tx = null;
    try {
        em = emf.createEntityManager();
        ThemeDto themeDto = getThemeDto(id, em);
        if (themeDto == null)
            throw new NotFoundException("No theme with id=" + id + " exists");

        tx = em.getTransaction();
        tx.begin();
        em.remove(themeDto);
        tx.commit();
        messageSender.sendObjectMessage(ThemeItem.THEME_QUEUE, MessageSender.DestinationType.Queue,
                ThemeItem.delete(id));
    } catch (NotFoundException e) {
        throw e;
    } catch (Exception e) {
        logger.error("Could not delete theme '{}': {}", id, ExceptionUtils.getStackTrace(e));
        if (tx.isActive())
            tx.rollback();
        throw new ThemesServiceDatabaseException(e);
    } finally {
        if (em != null)
            em.close();
    }
}

From source file:edu.kit.dama.mdm.core.jpa.MetaDataManagerJpa.java

@Override
public final <T> void remove(final T entity) throws UnauthorizedAccessAttemptException {
    T managedEntity = entity;/*  www .  ja  va 2s  .co  m*/
    if (!entityManager.contains(managedEntity)) {
        managedEntity = EntityManagerHelper.obtainManagedEntity(entityManager, entity);
    }
    EntityTransaction transaction = entityManager.getTransaction();
    try {
        transaction.begin();
        entityManager.remove(managedEntity);
    } catch (RuntimeException re) {
        LOGGER.error("Failed to remove entity", re);
        throw re;
    } finally {
        finalizeEntityManagerAccess("remove", transaction, entity);
    }
    setIdOfEntity2Null(entity.getClass(), entity);
}

From source file:edu.kit.dama.mdm.core.jpa.MetaDataManagerJpa.java

@Override
public final <T> T persist(T entity) throws UnauthorizedAccessAttemptException {
    //persist()//from   w w  w. ja v  a 2 s  .  co m
    //auf internes contains() pruefen, falls "TRUE" throw EntityExistsException() 
    if (contains(entity)) {
        throw new EntityExistsException("Cannot persist existing entity");
    }
    EntityTransaction transaction = entityManager.getTransaction();
    try {
        transaction.begin();
        entityManager.persist(entity);
    } catch (RuntimeException re) {
        LOGGER.error("Failed to persist entity", re);
        throw re;
    } finally {
        finalizeEntityManagerAccess("persist", transaction, entity);
    }
    return entity;
}

From source file:edu.kit.dama.mdm.core.jpa.MetaDataManagerJpa.java

@Override
public final <T> T update(T entity) throws UnauthorizedAccessAttemptException, EntityNotFoundException {
    //1. @ID pruefen (wenn NULL dann ist Entity neu, EntityNotFoundException werfen)
    //    setID() als protected in allen Entities um manuelles setzen zu vermeiden!!
    //2. Wenn @ID gesetzt, dann "return merge(Entity)"
    if (!contains(entity)) {
        throw new EntityNotFoundException("Can't update entity '" + entity + "'! Entity is not in database.");
    }// w ww .j a v a  2 s .c om
    EntityTransaction transaction = entityManager.getTransaction();
    try {
        transaction.begin();
        return entityManager.merge(entity);
    } catch (RuntimeException re) {
        LOGGER.error("Failed to update entity", re);
        throw re;
    } finally {
        finalizeEntityManagerAccess("update", transaction, entity);
    }
}

From source file:edu.kit.dama.mdm.core.jpa.MetaDataManagerJpa.java

@Override
public final <T> T save(final T entity) throws UnauthorizedAccessAttemptException {
    //1. persist(Entity) falls EntityExistException
    //2. impl.merge(E')
    T savedEntity = entity;/* ww  w.  j  a v  a2 s .  c om*/
    try {
        persist(entity);
    } catch (EntityExistsException eee) {
        EntityTransaction transaction = entityManager.getTransaction();
        try {
            transaction.begin();
            savedEntity = entityManager.merge(entity);
        } catch (RuntimeException re) {
            LOGGER.error("Failed to save entity", re);
            throw re;
        } finally {
            finalizeEntityManagerAccess("save -> merge", transaction, entity);
        }
    }
    return savedEntity;
}

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

/**
 * Completely deletes a tModel from the persistence layer.
 * Administrative privilege required. All entities that reference this tModel
 * will no longer be able to use the tModel if jUDDI Option Enforce referential Integrity is enabled.<br>
 * Required permission, you must be am administrator
 * {@link Property#JUDDI_ENFORCE_REFERENTIAL_INTEGRITY}
 * @param body//from w  w w .j  a v  a2  s  .  co m
 * @throws DispositionReportFaultMessage 
 */
public void adminDeleteTModel(DeleteTModel body) throws DispositionReportFaultMessage {

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {
        tx.begin();

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

        new ValidatePublish(publisher).validateAdminDeleteTModel(em, body);

        List<String> entityKeyList = body.getTModelKey();
        for (String entityKey : entityKeyList) {
            Object obj = em.find(org.apache.juddi.model.Tmodel.class, entityKey);
            em.remove(obj);
        }

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

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

/**
 * Delete's a client's subscription information. This is typically used for
 * server to server subscriptions/*  ww  w .ja v  a  2  s .c  o m*/
 * Administrative privilege required.
 * @param body
 * @throws DispositionReportFaultMessage
 * @throws RemoteException 
 */
public void deleteClientSubscriptionInfo(DeleteClientSubscriptionInfo body)
        throws DispositionReportFaultMessage, RemoteException {

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {
        tx.begin();

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

        new ValidateClientSubscriptionInfo(publisher).validateDeleteClientSubscriptionInfo(em, body);

        List<String> entityKeyList = body.getSubscriptionKey();
        for (String entityKey : entityKeyList) {
            Object obj = em.find(org.apache.juddi.model.ClientSubscriptionInfo.class, entityKey);
            em.remove(obj);
        }

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

}

From source file:info.dolezel.jarss.rest.v1.FeedsService.java

@POST
@Path("{id}/markAllRead")
public Response markAllRead(@Context SecurityContext context, @PathParam("id") int feedId,
        @QueryParam("allBefore") long timeMillis) {
    EntityManager em;/*from   w  w w  .  jav  a  2s  . co  m*/
    EntityTransaction tx;
    User user;
    Feed feed;
    Date newDate;

    user = (User) context.getUserPrincipal();
    em = HibernateUtil.getEntityManager();
    tx = em.getTransaction();

    tx.begin();

    try {
        feed = em.find(Feed.class, feedId);
        if (feed == null) {
            return Response.status(Response.Status.NOT_FOUND)
                    .entity(new ErrorDescription("Feed does not exist")).build();
        }
        if (!feed.getUser().equals(user)) {
            return Response.status(Response.Status.FORBIDDEN)
                    .entity(new ErrorDescription("Feed not owned by user")).build();
        }

        newDate = new Date(timeMillis);
        if (feed.getReadAllBefore() == null || feed.getReadAllBefore().before(newDate)) {
            feed.setReadAllBefore(newDate);
            em.persist(feed);
        }

        em.createQuery(
                "delete from FeedItem fi where fi.feed = :feed and fi.data.date < :date and not fi.starred and not fi.exported and size(fi.tags) = 0")
                .setParameter("feed", feed).setParameter("date", newDate).executeUpdate();

        tx.commit();

        return Response.noContent().build();
    } finally {
        if (tx.isActive())
            tx.rollback();
        em.close();
    }
}

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

/**
 * Retrieves all publisher from the persistence layer. This method is
 * specific to jUDDI. Administrative privilege required. Use caution when calling, result
 * set is not bound. If there are many publishers, it is possible to have a 
 * result set that is too large//from   w  ww  .  j a v a 2s  . c o m
 * @param body
 * @return PublisherDetail
 * @throws DispositionReportFaultMessage
 * @throws RemoteException 
 */
@SuppressWarnings("unchecked")
public PublisherDetail getAllPublisherDetail(GetAllPublisherDetail body)
        throws DispositionReportFaultMessage, RemoteException {

    new ValidatePublisher(null).validateGetAllPublisherDetail(body);

    EntityManager em = PersistenceManager.getEntityManager();
    EntityTransaction tx = em.getTransaction();
    try {
        tx.begin();

        this.getEntityPublisher(em, body.getAuthInfo());

        PublisherDetail result = new PublisherDetail();

        Query query = em.createQuery("SELECT p from Publisher as p");
        List<Publisher> modelPublisherList = query.getResultList();

        for (Publisher modelPublisher : modelPublisherList) {

            org.apache.juddi.api_v3.Publisher apiPublisher = new org.apache.juddi.api_v3.Publisher();

            MappingModelToApi.mapPublisher(modelPublisher, apiPublisher);

            result.getPublisher().add(apiPublisher);
        }

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