Example usage for javax.persistence EntityManager isOpen

Introduction

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

Prototype

public boolean isOpen();

Source Link

Document

Determine whether the entity manager is open.

Usage

From source file:de.zib.gndms.dspace.service.SubspaceServiceImpl.java

@Override
@RequestMapping(value = "/_{subspace}/config", method = RequestMethod.PUT)
@Secured("ROLE_ADMIN")
public ResponseEntity<Void> setSubspaceConfiguration(@PathVariable final String subspace,
        @RequestBody final Configuration config, @RequestHeader("DN") final String dn) {

    GNDMSResponseHeader headers = getSubspaceHeaders(subspace, dn);

    try {//from  www  .  jav  a  2  s  .c  om
        SubspaceConfiguration subspaceConfig = SubspaceConfiguration.checkSubspaceConfig(config);

        if (!subspaceProvider.exists(subspace) || subspaceConfig.getMode() != SetupMode.UPDATE) {
            logger.warn("Subspace " + subspace + " cannot be updated");
            return new ResponseEntity<Void>(null, headers, HttpStatus.FORBIDDEN);
        }
        final EntityManager em = emf.createEntityManager();
        TxFrame tx = new TxFrame(em);

        try {

            SetupSubspaceAction action = new SetupSubspaceAction(subspaceConfig);
            action.setOwnEntityManager(em);
            logger.info("Calling action for updating the supspace " + subspace + ".");

            action.call();
        } finally {
            tx.finish();
            if (em != null && em.isOpen()) {
                em.close();
            }
        }
        return new ResponseEntity<Void>(null, headers, HttpStatus.OK);
    } catch (WrongConfigurationException e) {
        logger.warn(e.getMessage());
        return new ResponseEntity<Void>(null, headers, HttpStatus.BAD_REQUEST);
    }
}

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

@SuppressWarnings({ "MethodWithTooExceptionsDeclared" })
@NotNull//from  ww  w .ja v a 2s.c  om
public AbstractORQCalculator<?, ?> newORQCalculator(final @NotNull EntityManagerFactory emf,
        final @NotNull String offerTypeKey) throws ClassNotFoundException, IllegalAccessException,
        InstantiationException, NoSuchMethodException, InvocationTargetException {
    EntityManager em = emf.createEntityManager();
    try {
        OfferType type = em.find(OfferType.class, offerTypeKey);
        if (type == null)
            throw new IllegalArgumentException("Unknow offer type: " + offerTypeKey);
        AbstractORQCalculator<?, ?> orqc = orqPark.getInstance(type);
        orqc.setConfigletProvider(this);
        return orqc;
    } finally {
        if (!em.isOpen())
            em.close();
    }
}

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From source file:de.zib.gndms.dspace.service.SubspaceServiceImpl.java

@Override
@RequestMapping(value = "/_{subspaceId}", method = RequestMethod.DELETE)
@Secured("ROLE_ADMIN")
public ResponseEntity<Specifier<Facets>> deleteSubspace(@PathVariable final String subspaceId,
        @RequestHeader("DN") final String dn) {
    GNDMSResponseHeader headers = getSubspaceHeaders(subspaceId, dn);

    if (!subspaceProvider.exists(subspaceId)) {
        logger.warn("Subspace " + subspaceId + " not found");
        return new ResponseEntity<Specifier<Facets>>(null, headers, HttpStatus.NOT_FOUND);
    }/*from   w  ww .ja  v  a2  s  .c o  m*/

    final EntityManager em = emf.createEntityManager();
    TxFrame tx = new TxFrame(em);
    try {
        final Taskling taskling = subspaceProvider.delete(subspaceId);

        final TaskClient client = new TaskClient(localBaseUrl);
        client.setRestTemplate(restTemplate);
        final Specifier<Facets> spec = TaskClient.TaskServiceAux.getTaskSpecifier(client, taskling.getId(),
                uriFactory, null, dn);
        return new ResponseEntity<Specifier<Facets>>(spec, headers, HttpStatus.OK);
    } catch (NoSuchElementException e) {
        return new ResponseEntity<Specifier<Facets>>(null, headers, HttpStatus.NOT_FOUND);
    } finally {
        tx.finish();
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

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From source file:com.tesora.dve.common.catalog.CatalogDAO.java

public void close() {
    EntityManager theEm = em.getAndSet(null);
    if (theEm != null && theEm.isOpen())
        theEm.close();
}

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From source file:de.zib.gndms.dspace.service.SliceServiceImpl.java

@Override
@RequestMapping(value = "/_{subspaceId}/_{sliceKindId}/_{sliceId}", method = RequestMethod.POST)
@Secured("ROLE_USER")
public ResponseEntity<Specifier<Void>> transformSlice(@PathVariable final String subspaceId,
        @PathVariable final String sliceKindId, @PathVariable final String sliceId,
        @RequestBody final Specifier<Void> newSliceKind, @RequestHeader("DN") final String dn) {
    GNDMSResponseHeader headers = setHeaders(subspaceId, sliceKindId, sliceId, dn);

    try {/*ww  w  . j a v a 2s  .  co m*/
        Slice slice = findSliceOfKind(subspaceId, sliceKindId, sliceId);

        SliceKind newSliceK = sliceKindProvider.get(subspaceId, newSliceKind.getUrl());
        Subspace space = subspaceProvider.get(subspaceId);

        EntityManager em = emf.createEntityManager();
        TxFrame tx = new TxFrame(em);
        try {
            // TODO is this right? what is this uuid generator (last entry)?
            TransformSliceAction action = new TransformSliceAction(dn, slice.getTerminationTime(), newSliceK,
                    space, slice.getTotalStorageSize(), null);
            action.setOwnEntityManager(em);
            logger.info("Calling action for transforming sliceId " + sliceId + ".");
            action.call();
            tx.commit();
        } finally {
            tx.finish();
            if (em != null && em.isOpen()) {
                em.close();
            }
        }

        Specifier<Void> spec = new Specifier<Void>();

        HashMap<String, String> urimap = new HashMap<String, String>(2);
        urimap.put("service", "dspace");
        urimap.put(UriFactory.SUBSPACE, subspaceId);
        urimap.put(UriFactory.SLICE_KIND, sliceKindId);
        urimap.put(UriFactory.SLICE, sliceId);
        spec.setUriMap(new HashMap<String, String>(urimap));
        spec.setUrl(uriFactory.quoteUri(urimap));

        return new ResponseEntity<Specifier<Void>>(spec, headers, HttpStatus.OK);
    } catch (NoSuchElementException ne) {
        logger.warn(ne.getMessage());
        return new ResponseEntity<Specifier<Void>>(null, headers, HttpStatus.NOT_FOUND);
    }
}

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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//from  w  w w  .  j  a v  a 2 s  .  c o  m
 * 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;
}

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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  va2  s.  c om
 */
@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();
    }
}

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From source file:com.jada.admin.AdminLookupDispatchAction.java

protected ActionForward process(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest request,
        HttpServletResponse response, String name) {
    ActionForward forward = null;//  w ww .  j a v a  2  s .com

    AdminBean adminBean = getAdminBean(request);
    if (adminBean == null) {
        Cookie cookies[] = request.getCookies();
        if (cookies == null) {
            return actionMapping.findForward("sessionexpire");
        }
        for (int i = 0; i < cookies.length; i++) {
            if (cookies[i].getName().equals(Constants.SESSION_COOKIE_USER)) {
                return actionMapping.findForward("sessionexpire");
            }
        }
        return actionMapping.findForward("login");
    }

    EntityManager em = null;
    try {
        em = JpaConnection.getInstance().getCurrentEntityManager();
        em.getTransaction().begin();

        if (actionMapping instanceof AdminActionMapping) {
            AdminActionMapping adminMapping = (AdminActionMapping) actionMapping;
            String userTypes = adminMapping.getUserTypes();
            String tokens[] = userTypes.split(",");
            User user = adminBean.getUser();
            String userType = user.getUserType();
            boolean found = false;
            for (int i = 0; i < tokens.length; i++) {
                if (userType.equals(tokens[i])) {
                    found = true;
                    break;
                }
            }
            if (!found) {
                throw new com.jada.admin.SecurityException(
                        "user " + user.getUserId() + " is blocked from accessing " + actionMapping.getPath());
            }
        }

        logger.debug("RequestURL  > " + request.getRequestURL());
        logger.debug("QueryString > " + request.getQueryString());
        if (Utility.getLogLevel(logger).equals(Level.DEBUG)) {
            logger.debug("Request Information ...");
            Enumeration<?> enumeration = request.getParameterNames();
            while (enumeration.hasMoreElements()) {
                String key = (String) enumeration.nextElement();
                String line = "";
                line += "key=" + key + " value=";
                String values[] = request.getParameterValues(key);
                for (int i = 0; i < values.length; i++) {
                    if (i > 0) {
                        line += ",";
                    }
                    line += "[" + values[i] + "]";
                }
                logger.debug(line);
            }
        }
        AdminMaintActionForm form = (AdminMaintActionForm) actionForm;
        forward = customProcess(actionMapping, form, request, response, name);

        em = JpaConnection.getInstance().getCurrentEntityManager();
        if (em.isOpen()) {
            if (em.getTransaction().isActive()) {
                em.getTransaction().commit();
            }
        }
        if (form != null) {
            if (form.isStream) {
                streamWebService(response, form.getStreamData());
            } else {
                encodeForm(form);
            }
        }

    } catch (Throwable e) {
        logger.error("Exception encountered in " + actionMapping.getName());
        logger.error("Exception", e);
        if (e instanceof com.jada.admin.SecurityException) {
            forward = actionMapping.findForward("securityException");
        } else {
            forward = actionMapping.findForward("exception");
        }
    } finally {
        try {
            em = JpaConnection.getInstance().getCurrentEntityManager();
            if (em.isOpen()) {
                if (em.getTransaction().isActive()) {
                    em.getTransaction().rollback();
                }
            }
            em.close();
        } catch (Throwable e1) {
            logger.error("Could not rollback transaction after exception!", e1);
        }
    }
    return forward;
}

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From source file:com.hiperf.common.ui.server.storage.impl.PersistenceHelper.java

private void closeEntityManager(EntityManager em) {
    if (em != null && em.isOpen())
        close(em);
}

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From source file:com.hiperf.common.ui.server.storage.impl.PersistenceHelper.java

@Override
public EntityManager getEntityManager() {
    EntityManager em = emByThread.get();

    if (em == null || !em.isOpen()) {
        em = emf.createEntityManager();/*from  www.jav  a  2  s .c  o m*/
        em.setFlushMode(FlushModeType.COMMIT);
        emByThread.set(em);
    }
    return em;
}

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