Example usage for javax.persistence EntityManager getTransaction

List of usage examples for javax.persistence EntityManager getTransaction

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Introduction

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

Prototype

public EntityTransaction getTransaction();

Source Link

Document

Return the resource-level EntityTransaction object.

Usage

From source file:de.zib.gndms.logic.model.TaskAction.java

/**
 * Initializes a TaskAction by denoting an EntityManager and a model.
 *
 * The model is made persistent by the EntityManager.
 * The EntityManager and the model are stored, using {@code setOwnEntityManager()} and {@code setModelAndBackup()}.
 * A Backup of the model is done./*w ww .  ja  va2  s . com*/
 *
 *
 * @param em an EntityManager, storing AbstractTasks
 * @param model an AbstractTask to be stored as model of {@code this} and to be stored in the database
 */
public void initFromModel(final EntityManager em, AbstractTask model) {

    boolean wasActive = em.getTransaction().isActive();
    if (!wasActive)
        em.getTransaction().begin();
    try {
        final boolean contained = em.contains(model);
        if (!contained) {
            try {
                em.persist(model);
            } catch (EntityExistsException e) {
                model = em.merge(model);
            }
        }
        if (!wasActive)
            em.getTransaction().commit();
        setOwnEntityManager(em);
        setModelAndBackup(model);
    } finally {
        if (em.getTransaction().isActive())
            em.getTransaction().rollback();
    }
}

From source file:de.zib.gndms.logic.model.TaskAction.java

/**
 *
 * Retrieves the AbstractTask from the database, which corresponds to {@code getModel()).
 * It is marked as done, by invoking {@code setDone(true)} on it and restored to the database.
 *
 * It will be set as {@code this}' the new model by calling {@code setModelAndBackup()}, which also makes a backup
 * of the new model.// w  ww  . j  a va 2  s.c om
 *
 */
private void markAsDone() {
    final @NotNull AbstractTask model = getModel();
    if (!(getCancelled() || model.isDone())) {
        final EntityManager em = getEntityManager();
        try {
            em.getTransaction().begin();
            AbstractTask newModel = em.find(AbstractTask.class, getModel().getId());
            newModel.setDone(true);
            em.getTransaction().commit();
            setModelAndBackup(newModel);
        } catch (RuntimeException e) {
            trace("Non throwable exception: ", e);
        } finally {
            try {
                if (em.getTransaction().isActive())
                    em.getTransaction().rollback();
            } catch (RuntimeException e) {
                trace("Non throwable exception: ", e);
            }
        }
    }
}

From source file:org.traccar.web.server.model.DataServiceImpl.java

@Override
public ApplicationSettings updateApplicationSettings(ApplicationSettings applicationSettings) {
    if (applicationSettings == null) {
        return getApplicationSettings();
    } else {//from w w  w.  j a v  a  2s .c o  m
        EntityManager entityManager = getServletEntityManager();
        synchronized (entityManager) {
            User user = getSessionUser();
            if (user.getAdmin()) {
                entityManager.getTransaction().begin();
                try {
                    entityManager.merge(applicationSettings);
                    entityManager.getTransaction().commit();
                    this.applicationSettings = applicationSettings;
                    return applicationSettings;
                } catch (RuntimeException e) {
                    entityManager.getTransaction().rollback();
                    throw e;
                }
            } else {
                throw new SecurityException();
            }
        }
    }
}

From source file:com.enioka.jqm.tools.JobManagerHandler.java

private Integer addDeliverable(String path, String fileLabel) throws IOException {
    Deliverable d = null;/*  ww w  .  j a v  a  2  s  . c  o m*/
    EntityManager em = Helpers.getNewEm();
    try {
        this.ji = em.find(JobInstance.class, ji.getId());

        String outputRoot = this.ji.getNode().getDlRepo();
        String ext = FilenameUtils.getExtension(path);
        String relDestPath = "" + ji.getJd().getApplicationName() + "/" + ji.getId() + "/" + UUID.randomUUID()
                + "." + ext;
        String absDestPath = FilenameUtils.concat(outputRoot, relDestPath);
        String fileName = FilenameUtils.getName(path);
        FileUtils.moveFile(new File(path), new File(absDestPath));
        jqmlogger.debug("A deliverable is added. Stored as " + absDestPath + ". Initial name: " + fileName);

        em.getTransaction().begin();
        d = Helpers.createDeliverable(relDestPath, fileName, fileLabel, this.ji.getId(), em);
        em.getTransaction().commit();
    } finally {
        em.close();
    }
    return d.getId();
}

From source file:de.zib.gndms.infra.system.GNDMSystem.java

/**
 * Refreshes all resources corresponding to a specific GNDMPersistentServiceHome
 * @param home the GNDMPersistentServiceHome,whose Resource will be refreshed
 * @param <M>  the model type//from w ww.j  a  va 2  s  . c  o  m
 */
@SuppressWarnings({ "ConstantConditions" })
public final <M extends GridResource> void refreshAllResources(
        final @NotNull GNDMPersistentServiceHome<M> home) {
    final EntityManager manager = home.getEntityManagerFactory().createEntityManager();
    try {
        try {
            manager.getTransaction().begin();
            for (String id : listAllResources(home, manager)) {
                try {
                    if (isDebugging())
                        logger.debug("Restoring " + home.getNickName() + ':' + id);
                    home.find(home.getKeyForId(id));
                } catch (ResourceException e) {
                    logger.warn(e);
                }
            }
            manager.getTransaction().commit();
        } finally {
            if (manager.getTransaction().isActive())
                manager.getTransaction().rollback();
        }
    } finally {
        if (manager.isOpen())
            manager.close();
    }
}

From source file:de.zib.gndms.infra.system.GNDMSystem.java

/**
 * Returns a list of all {@link org.globus.wsrf.Resource}s, which are managed by an EntityManager, corresponding to
 * the given EntityManagerFactory and//  w  w  w.j av  a2s  .  com
 * which are managed by the {@code GNDMPersistentServiceHome} {@link de.zib.gndms.infra.system.GNDMSystemDirectory#getHome(Class)}    
 *
 * @param emg the factory to create the EntityManager, used for the {@code list all} query
 * @param clazz the class, whose corresponding GNDMPersistentServiceHome will be used for the query.(See {@link de.zib.gndms.infra.system.GNDMSystemDirectory#homes})
 * @param <M> the model type
 * @return  a list of all {@code Resources}, corresponding to a specific EntityManager and GNDMPersistentServiceHome.
 */
public final @NotNull <M extends GridResource> List<String> listAllResources(
        final @NotNull EntityManagerFactory emg, final @NotNull Class<M> clazz) {
    final EntityManager manager = emg.createEntityManager();
    List<String> retList = null;
    try {
        try {
            manager.getTransaction().begin();
            retList = listAllResources(getInstanceDir().getHome(clazz), manager);
            manager.getTransaction().commit();
        } finally {
            if (manager.getTransaction().isActive())
                manager.getTransaction().rollback();
        }
    } finally {
        if (manager.isOpen())
            manager.close();
    }
    return retList;
}

From source file:com.gnadenheimer.mg.frames.admin.FrameConfigAdmin.java

private void jButton4ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton4ActionPerformed
    try {//from   w w w.  ja va 2  s.co m
        CurrentUser currentUser = CurrentUser.getInstance();
        Map<String, String> persistenceMap = Utils.getInstance().getPersistenceMap();
        EntityManager entityManager = Persistence.createEntityManagerFactory("mg_PU", persistenceMap)
                .createEntityManager();
        entityManager.getTransaction().begin();

        List<TblEntidades> list = (List<TblEntidades>) entityManager.createQuery("select e from TblEntidades e")
                .getResultList();

        for (TblEntidades e : list) {
            String nombreviejo = e.getNombres();
            if (nombreviejo.contains(",")) {
                String[] parts = nombreviejo.split(",");
                e.setNombres(parts[0].trim());
                e.setApellidos(parts[1].trim());
                entityManager.merge(e);
            }
        }

        entityManager.getTransaction().commit();
        entityManager.getTransaction().begin();
        JOptionPane.showMessageDialog(null, "Nombres actualizados!");
    } catch (Exception ex) {
        JOptionPane.showMessageDialog(null,
                Thread.currentThread().getStackTrace()[1].getMethodName() + " - " + ex.getMessage());
        LOGGER.error(Thread.currentThread().getStackTrace()[1].getMethodName(), ex);
    }
}

From source file:nl.b3p.viewer.solr.SolrUpdateJob.java

@Override
public void execute(JobExecutionContext jec) throws JobExecutionException {
    log.info("Starting updating of the solr index.");
    server = SolrInitializer.getServerInstance();

    if (server == null) {
        log.error("Could not locate solr server. Terminate updating of index.");
        return;/*from  ww w.ja  v a2s .com*/
    }

    try {
        Stripersist.requestInit();
        EntityManager em = Stripersist.getEntityManager();
        WaitPageStatus status = new WaitPageStatus() {
            @Override
            public void setCurrentAction(String currentAction) {
                // no debug logging
                super.currentAction.set(currentAction);
            }

            @Override
            public void addLog(String message) {
                // no debug logging
                logs.add(message);
            }
        };

        List<SolrConf> configs = em.createQuery("FROM SolrConf", SolrConf.class).getResultList();
        for (SolrConf solrConfiguration : configs) {
            removeSolrConfigurationFromIndex(solrConfiguration, em, server);
            insertSolrConfigurationIntoIndex(solrConfiguration, em, status, server);
        }
        em.getTransaction().commit();

        log.info("Updating index complete.");
    } catch (Exception e) {
        log.error("Error", e);
    } finally {
        Stripersist.requestComplete();
    }
}

From source file:com.gnadenheimer.mg.frames.admin.FrameConfigAdmin.java

private void jButton5ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton5ActionPerformed
    Map<String, String> persistenceMap = Utils.getInstance().getPersistenceMap();
    EntityManager entityManager = Persistence.createEntityManagerFactory("mg_PU", persistenceMap)
            .createEntityManager();// w w w  .  ja v  a 2  s  . c  om
    entityManager.getTransaction().begin();
    int suma = 0;
    List<TblTransferencias> listT = (List<TblTransferencias>) entityManager
            .createQuery("select t from TblTransferencias t").getResultList();
    for (TblTransferencias t : listT) {
        Integer sumAtAporte = t.getTblAsientosTemporalesList().stream()
                .filter(x -> x.getEsAporte().equals(true)).mapToInt(l -> l.getMonto()).sum();
        Integer sumAtDonacion = t.getTblAsientosTemporalesList().stream()
                .filter(x -> x.getEsAporte().equals(false)).mapToInt(l -> l.getMonto()).sum();
        if (t.getMontoAporte() < sumAtAporte) {
            for (int i = 0; i < t.getTblAsientosTemporalesList().size(); i++) {
                if (t.getTblAsientosTemporalesList().get(i).getEsAporte()) {
                    if (sumAtAporte - t.getTblAsientosTemporalesList().get(i).getMonto()
                            - t.getMontoAporte() == 0) {
                        System.out.println(t.getTblAsientosTemporalesList().get(i).getId());
                        suma += t.getTblAsientosTemporalesList().get(i).getMonto();
                        t.getTblAsientosTemporalesList().get(i).setMonto(0);
                        sumAtAporte = t.getTblAsientosTemporalesList().stream()
                                .filter(x -> x.getEsAporte().equals(true)).mapToInt(l -> l.getMonto()).sum();
                        System.out.println(suma);
                        entityManager.merge(t);
                    }
                }
            }
        }
        if (t.getMontoDonacion() < sumAtDonacion) {
            for (int i = 0; i < t.getTblAsientosTemporalesList().size(); i++) {
                if (!t.getTblAsientosTemporalesList().get(i).getEsAporte()) {
                    if (sumAtDonacion - t.getTblAsientosTemporalesList().get(i).getMonto()
                            - t.getMontoDonacion() == 0) {
                        System.out.println(t.getTblAsientosTemporalesList().get(i).getId());
                        suma += t.getTblAsientosTemporalesList().get(i).getMonto();
                        t.getTblAsientosTemporalesList().get(i).setMonto(0);
                        sumAtDonacion = t.getTblAsientosTemporalesList().stream()
                                .filter(x -> x.getEsAporte().equals(false)).mapToInt(l -> l.getMonto()).sum();
                        System.out.println(suma);
                        entityManager.merge(t);
                    }
                }
            }
        }

    }
    for (TblTransferencias t : listT) {
        Integer sumAtAporte = t.getTblAsientosTemporalesList().stream()
                .filter(x -> x.getEsAporte().equals(true)).mapToInt(l -> l.getMonto()).sum();
        Integer sumAtDonacion = t.getTblAsientosTemporalesList().stream()
                .filter(x -> x.getEsAporte().equals(false)).mapToInt(l -> l.getMonto()).sum();
        if (t.getMontoAporte() < sumAtAporte) {
            int asientoValido = -1;
            for (int i = 0; i < t.getTblAsientosTemporalesList().size(); i++) {
                if (t.getTblAsientosTemporalesList().get(i).getEsAporte()) {
                    if (t.getTblAsientosTemporalesList().get(i).getMonto().equals(t.getMontoAporte())) {
                        asientoValido = t.getTblAsientosTemporalesList().get(i).getId();
                        for (int ii = 0; ii < t.getTblAsientosTemporalesList().size(); ii++) {
                            if (t.getTblAsientosTemporalesList().get(ii).getEsAporte()
                                    && t.getTblAsientosTemporalesList().get(ii).getId() != asientoValido) {
                                suma += t.getTblAsientosTemporalesList().get(ii).getMonto();
                                t.getTblAsientosTemporalesList().get(ii).setMonto(0);
                            }
                        }
                        entityManager.merge(t);
                    }
                }
            }
        }
        if (t.getMontoDonacion() < sumAtDonacion) {
            int asientoValido = -1;
            for (int i = 0; i < t.getTblAsientosTemporalesList().size(); i++) {
                if (!t.getTblAsientosTemporalesList().get(i).getEsAporte()) {
                    if (t.getTblAsientosTemporalesList().get(i).getMonto().equals(t.getMontoDonacion())) {
                        asientoValido = t.getTblAsientosTemporalesList().get(i).getId();
                        for (int ii = 0; ii < t.getTblAsientosTemporalesList().size(); ii++) {
                            if (!t.getTblAsientosTemporalesList().get(ii).getEsAporte()
                                    && t.getTblAsientosTemporalesList().get(ii).getId() != asientoValido) {
                                suma += t.getTblAsientosTemporalesList().get(ii).getMonto();
                                t.getTblAsientosTemporalesList().get(ii).setMonto(0);
                            }
                        }
                        entityManager.merge(t);
                    }
                }
            }
        }
    }
    entityManager.getTransaction().commit();
    entityManager.getTransaction().begin();
    JOptionPane.showMessageDialog(null, suma);
}

From source file:com.enioka.jqm.tools.Loader.java

/**
 * Part of the endOfRun process that needs the database. May be deferred if the database is not available.
 */// w w w .  jav  a  2  s . co m
void endOfRunDb() {
    EntityManager em = Helpers.getNewEm();

    try {
        // Retrieve the object to update
        job = em.find(JobInstance.class, this.job.getId());

        // Which end time should we use? Default is always use DB time to avoid time lips between servers.
        Date dbTimeTmp = em.createQuery("SELECT current_timestamp() AS A from GlobalParameter", Date.class)
                .getSingleResult();
        Calendar dbTime = Calendar.getInstance();
        dbTime.setTime(dbTimeTmp);
        if (!this.isDelayed) {
            // In case of delayed finalization, use the stored time instead of db time.
            this.endDate = dbTime;
        }

        // Done: put inside history & remove instance from queue.
        em.getTransaction().begin();
        History h = Helpers.createHistory(job, em, this.resultStatus, endDate);
        jqmlogger.trace("An History was just created for job instance " + h.getId());
        em.createQuery("DELETE FROM JobInstance WHERE id = :i").setParameter("i", job.getId()).executeUpdate();
        em.getTransaction().commit();
    } catch (RuntimeException e) {
        endBlockDbFailureAnalysis(e);
    } finally {
        Helpers.closeQuietly(em);
    }
}