Example usage for javax.persistence EntityManager close

List of usage examples for javax.persistence EntityManager close

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Introduction

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

Prototype

public void close();

Source Link

Document

Close an application-managed entity manager.

Usage

From source file:edu.kit.dama.rest.sharing.services.impl.SharingRestServiceImpl.java

@Override
public IEntityWrapper<? extends IDefaultGrant> getGrantById(Long pId, String pGroupId, HttpContext hc) {
    //@TODO Hack using EM directly...other way?
    EntityManager em = PU.entityManager();
    try {/*from w w w.  ja v  a2s. co  m*/
        LOGGER.debug("Finding grant for id " + pId);
        Grant grant = FindUtil.findGrant(em, pId);
        // return RestUtils.transformObject(IMPL_CLASSES, Constants.REST_DEFAULT_OBJECT_GRAPH, new GrantWrapper(grant));
        return new GrantWrapper(grant);
    } catch (EntityNotFoundException ex) {
        LOGGER.error("EntityNotFoundException caught while obtaining Grant for id " + pId
                + ". Probably, there is no grant for this id.", ex);
        throw new WebApplicationException(404);
    } finally {
        em.close();
    }
}

From source file:com.invariantproperties.sandbox.springentitylistener.listener.SpringEntityListenersConfigurer.java

@PostConstruct
public void registerListeners() {
    // get registry so we can add listeners.
    HibernateEntityManagerFactory hemf = (HibernateEntityManagerFactory) entityManagerFactory;
    SessionFactory sf = hemf.getSessionFactory();
    EventListenerRegistry registry = ((SessionFactoryImpl) sf).getServiceRegistry()
            .getService(EventListenerRegistry.class);

    final Set<Object> listeners = new HashSet<Object>();

    EntityManager entityManager = null;
    try {/*  w  ww  .j av  a  2 s  .c  om*/
        entityManager = hemf.createEntityManager();
        // for every entity known to the system...
        for (EntityType<?> entity : entityManager.getMetamodel().getEntities()) {

            // ... register event listeners for it.
            if (entity.getJavaType().isAnnotationPresent(SpringEntityListeners.class)) {
                SpringEntityListeners annotation = (SpringEntityListeners) entity.getJavaType()
                        .getAnnotation(SpringEntityListeners.class);
                for (Class<?> beanClass : annotation.value()) {
                    Map<String, ?> map = context.getBeansOfType(beanClass);
                    listeners.addAll(map.values());
                }
            }
        }
    } finally {
        if (entityManager != null) {
            entityManager.close();
        }
    }

    // register adapter and listeners.
    HibernateEntityListenersAdapter adapter = new HibernateEntityListenersAdapter(
            new ArrayList<Object>(listeners), entityManagerFactory);
    registry.getEventListenerGroup(EventType.PRE_INSERT).appendListener(adapter);
    registry.getEventListenerGroup(EventType.POST_COMMIT_INSERT).appendListener(adapter);
    registry.getEventListenerGroup(EventType.PRE_UPDATE).appendListener(adapter);
    registry.getEventListenerGroup(EventType.POST_COMMIT_UPDATE).appendListener(adapter);
    registry.getEventListenerGroup(EventType.PRE_DELETE).appendListener(adapter);
    registry.getEventListenerGroup(EventType.POST_COMMIT_DELETE).appendListener(adapter);
    registry.getEventListenerGroup(EventType.POST_LOAD).appendListener(adapter);
}

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   ww  w . j  a  va2s.  co  m
        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);
    }
}

From source file:ec.edu.chyc.manejopersonal.controller.PersonaJpaController.java

public Firma findFirma(Long idFirma) {
    EntityManager em = null;
    try {/*  ww w  . j av a  2 s  .c o m*/
        em = getEntityManager();
        Query q = em.createQuery(
                "select distinct f from Firma f left join fetch f.personasFirmaCollection where f.id=:id");
        q.setParameter("id", idFirma);
        List<Firma> list = q.getResultList();
        if (list != null && list.size() > 0) {
            return list.get(0);
        }
        return null;
    } finally {
        if (em != null) {
            em.close();
        }
    }
}

From source file:com.nokia.helium.metadata.DerbyFactoryManagerCreator.java

public synchronized EntityManagerFactory create(File database) throws MetadataException {
    EntityManagerFactory factory;//  www. j  a v  a2 s  . c  om
    String name = "metadata";
    Hashtable<String, String> persistProperties = new Hashtable<String, String>();
    persistProperties.put("javax.persistence.jdbc.driver", "org.apache.derby.jdbc.EmbeddedDriver");
    // This swallow all the output log from derby.
    System.setProperty("derby.stream.error.field",
            "com.nokia.helium.metadata.DerbyFactoryManagerCreator.DEV_NULL");
    persistProperties.put("javax.persistence.jdbc.url", "jdbc:derby:" + database.getAbsolutePath());
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_CLOSE_ON_COMMIT, "false");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_REFERENCE_MODE, "WEAK");
    persistProperties.put(PersistenceUnitProperties.BATCH_WRITING, "JDBC");
    persistProperties.put("eclipselink.read-only", "true");
    persistProperties.put(PersistenceUnitProperties.LOGGING_LEVEL, "warning");
    if (database.exists()) {
        if (!checkDatabaseIntegrity(database)) {
            try {
                FileUtils.forceDelete(database);
            } catch (java.io.IOException iex) {
                throw new MetadataException("Failed deleting corrupted db: " + iex, iex);
            }
        } else {
            return Persistence.createEntityManagerFactory(name, persistProperties);
        }
    }
    persistProperties.put("javax.persistence.jdbc.url", "jdbc:derby:" + database + ";create=true");
    persistProperties.put(PersistenceUnitProperties.DDL_GENERATION, "create-tables");
    persistProperties.put(PersistenceUnitProperties.DDL_GENERATION_MODE, "database");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_CLOSE_ON_COMMIT, "false");
    persistProperties.put(PersistenceUnitProperties.PERSISTENCE_CONTEXT_REFERENCE_MODE, "WEAK");
    persistProperties.put(PersistenceUnitProperties.BATCH_WRITING, "JDBC");
    persistProperties.put("eclipselink.read-only", "true");
    factory = Persistence.createEntityManagerFactory(name, persistProperties);
    EntityManager entityManager = factory.createEntityManager();
    // Pushing default data into the current schema
    try {
        entityManager.getTransaction().begin();
        // Version of the schema is pushed.
        entityManager.persist(new Version());
        // Default set of severity is pushed.
        for (SeverityEnum.Severity severity : SeverityEnum.Severity.values()) {
            Severity pData = new Severity();
            pData.setSeverity(severity.toString());
            entityManager.persist(pData);
        }
        entityManager.getTransaction().commit();
    } finally {
        if (entityManager.getTransaction().isActive()) {
            entityManager.getTransaction().rollback();
            entityManager.clear();
        }
        entityManager.close();
    }
    return factory;
}

From source file:org.noorganization.instalist.server.api.IngredientResource.java

/**
 * Creates the ingredient.//from   w ww . j  a  va2  s.co  m
 * @param _groupId The id of the group that will contain the ingredient.
 * @param _entity Data for the created ingredient.
 */
@POST
@TokenSecured
@Consumes("application/json")
@Produces({ "application/json" })
public Response postIngredient(@PathParam("groupid") int _groupId, IngredientInfo _entity) throws Exception {
    if (_entity.getUUID() == null || _entity.getRecipeUUID() == null || _entity.getProductUUID() == null
            || (_entity.getDeleted() != null && _entity.getDeleted())
            || (_entity.getAmount() != null && _entity.getAmount() < 0.001f))
        return ResponseFactory.generateBadRequest(CommonEntity.INVALID_DATA);

    UUID toCreate;
    UUID productUUID;
    UUID recipeUUID;
    try {
        toCreate = UUID.fromString(_entity.getUUID());
        productUUID = UUID.fromString(_entity.getProductUUID());
        recipeUUID = UUID.fromString(_entity.getRecipeUUID());
    } catch (IllegalArgumentException _e) {
        return ResponseFactory.generateBadRequest(CommonEntity.INVALID_UUID);
    }
    Instant created;
    if (_entity.getLastChanged() != null) {
        created = _entity.getLastChanged().toInstant();
        if (Instant.now().isBefore(created))
            return ResponseFactory.generateBadRequest(CommonEntity.INVALID_CHANGEDATE);
    } else
        created = Instant.now();
    float amount = (_entity.getAmount() != null ? _entity.getAmount() : 1f);

    EntityManager manager = DatabaseHelper.getInstance().getManager();
    IIngredientController ingredientController = ControllerFactory.getIngredientController(manager);
    try {
        ingredientController.add(_groupId, toCreate, recipeUUID, productUUID, amount, created);
    } catch (ConflictException _e) {
        return ResponseFactory.generateConflict(
                new Error().withMessage("The sent data would " + "conflict with saved ingredient."));
    } catch (BadRequestException _e) {
        return ResponseFactory.generateBadRequest(
                new Error().withMessage("The referenced " + "recipe or product was not found."));
    } finally {
        manager.close();
    }

    return ResponseFactory.generateCreated(null);
}

From source file:org.noorganization.instalist.server.api.TaggedProductResource.java

/**
 * Creates the tagged product.//  ww w.ja va 2  s  .co  m
 * @param _groupId The id of the group that will contain the tagged product.
 * @param _entity Data for the created tagged product.
 */
@POST
@TokenSecured
@Consumes("application/json")
@Produces({ "application/json" })
public Response postTaggedProduct(@PathParam("groupid") int _groupId, TaggedProductInfo _entity)
        throws Exception {
    if (_entity.getUUID() == null || _entity.getTagUUID() == null || _entity.getProductUUID() == null
            || (_entity.getDeleted() != null && _entity.getDeleted()))
        return ResponseFactory.generateBadRequest(CommonEntity.INVALID_DATA);

    UUID toCreate;
    UUID productUUID;
    UUID tagUUID;
    try {
        toCreate = UUID.fromString(_entity.getUUID());
        productUUID = UUID.fromString(_entity.getProductUUID());
        tagUUID = UUID.fromString(_entity.getTagUUID());
    } catch (IllegalArgumentException _e) {
        return ResponseFactory.generateBadRequest(CommonEntity.INVALID_UUID);
    }
    Instant created;
    if (_entity.getLastChanged() != null) {
        created = _entity.getLastChanged().toInstant();
        if (Instant.now().isBefore(created))
            return ResponseFactory.generateBadRequest(CommonEntity.INVALID_CHANGEDATE);
    } else
        created = Instant.now();

    EntityManager manager = DatabaseHelper.getInstance().getManager();
    ITaggedProductController taggedProductController = ControllerFactory.getTaggedProductController(manager);
    try {
        taggedProductController.add(_groupId, toCreate, tagUUID, productUUID, created);
    } catch (ConflictException _e) {
        return ResponseFactory.generateConflict(
                new Error().withMessage("The sent data would " + "conflict with saved tagged product."));
    } catch (BadRequestException _e) {
        return ResponseFactory.generateBadRequest(
                new Error().withMessage("The referenced " + "recipe or tag was not found."));
    } finally {
        manager.close();
    }

    return ResponseFactory.generateCreated(null);
}

From source file:org.noorganization.instalist.server.api.EntryResource.java

/**
 * Creates the listEntry.//from   w  w w .  j  a  v  a2  s .c om
 * @param _groupId The id of the group containing the entry.
 * @param _entity Data for created the entry.
 */
@POST
@TokenSecured
@Consumes("application/json")
@Produces({ "application/json" })
public Response postEntry(@PathParam("groupid") int _groupId, EntryInfo _entity) throws Exception {
    if (_entity.getUUID() == null || _entity.getListUUID() == null || _entity.getProductUUID() == null
            || (_entity.getDeleted() != null && _entity.getDeleted())
            || (_entity.getAmount() != null && _entity.getAmount() < 0.001f))
        return ResponseFactory.generateBadRequest(CommonEntity.INVALID_DATA);

    UUID toCreate;
    UUID productUUID;
    UUID listUUID;
    try {
        toCreate = UUID.fromString(_entity.getUUID());
        productUUID = UUID.fromString(_entity.getProductUUID());
        listUUID = UUID.fromString(_entity.getListUUID());
    } catch (IllegalArgumentException _e) {
        return ResponseFactory.generateBadRequest(CommonEntity.INVALID_UUID);
    }
    Instant created;
    if (_entity.getLastChanged() != null) {
        created = _entity.getLastChanged().toInstant();
        if (Instant.now().isBefore(created))
            return ResponseFactory.generateBadRequest(CommonEntity.INVALID_CHANGEDATE);
    } else
        created = Instant.now();
    float amount = (_entity.getAmount() != null ? _entity.getAmount() : 1f);
    int priority = (_entity.getPriority() != null ? _entity.getPriority() : 0);
    boolean struck = (_entity.getStruck() != null ? _entity.getStruck() : false);

    EntityManager manager = DatabaseHelper.getInstance().getManager();
    IEntryController entryController = ControllerFactory.getEntryController(manager);
    try {
        entryController.add(_groupId, toCreate, productUUID, listUUID, amount, priority, struck, created);
    } catch (ConflictException _e) {
        return ResponseFactory.generateConflict(
                new Error().withMessage("The sent data would " + "conflict with saved list entry."));
    } catch (BadRequestException _e) {
        return ResponseFactory.generateBadRequest(
                new Error().withMessage("The referenced " + "product or list was not found."));
    } finally {
        manager.close();
    }

    return ResponseFactory.generateCreated(null);
}

From source file:ec.edu.chyc.manejopersonal.controller.PersonaJpaController.java

public Persona findPersona(Long id) {
    EntityManager em = null;
    try {/*from  w w w  .j  a v  a 2  s.  c  o m*/
        em = getEntityManager();
        Query q = em.createQuery(
                "select p from Persona p left join fetch p.personaTitulosCollection where p.id=:id");
        q.setParameter("id", id);
        List<Persona> list = q.getResultList();
        if (list != null && !list.isEmpty()) {
            return list.get(0);
        } else {
            return null;
        }
    } finally {
        if (em != null) {
            em.close();
        }
    }
}

From source file:au.edu.uq.cmm.paul.grabber.Analyser.java

private SortedSet<DatasetMetadata> buildInDatabaseMetadata() {
    TreeSet<DatasetMetadata> inDatabase = new TreeSet<DatasetMetadata>(ORDER_BY_BASE_PATH_AND_TIME_AND_ID);
    EntityManager em = emf.createEntityManager();
    try {//from w ww  . j  a v a2s  . c  om
        TypedQuery<DatasetMetadata> query = em.createQuery(
                "from DatasetMetadata m left join fetch m.datafiles " + "where m.facilityName = :name",
                DatasetMetadata.class);
        query.setParameter("name", getFacility().getFacilityName());
        for (DatasetMetadata ds : query.getResultList()) {
            if (inDatabase.add(ds)) {
                ds.getDatafiles().size();
            }
        }
    } finally {
        em.close();
    }
    return inDatabase;
}