Example usage for org.hibernate Session getSessionFactory

List of usage examples for org.hibernate Session getSessionFactory

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Introduction

In this page you can find the example usage for org.hibernate Session getSessionFactory.

Prototype

SessionFactory getSessionFactory();

Source Link

Document

Get the session factory which created this session.

Usage

From source file:org.nextframework.persistence.SaveOrUpdateStrategy.java

License:Open Source License

private List<?> findItensToDelete(final String parentProperty, final Class<?> itemClass,
        final Collection<?> collection) {
    final List<?> toDelete = (List<?>) hibernateTemplate.execute(new HibernateCommand() {
        public Object doInHibernate(Session session) {

            // remover dessa lista os objetos transientes
            Collection<Object> itens = new ArrayList<Object>(
                    collection == null ? new ArrayList<Object>() : collection);
            for (Iterator<Object> iter = itens.iterator(); iter.hasNext();) {
                Object entity = iter.next();
                Serializable id = PersistenceUtils.getId(entity, hibernateTemplate.getSessionFactory());
                if (id == null) {
                    iter.remove();// w w w.j a va  2 s.com
                }
            }
            if (itens.size() == 0) {
                // se nao tiver itens remover os que estiverem no banco
                final String findQueryString = new StringBuilder().append("from ").append(itemClass.getName())
                        .append(" ").append(uncapitalize(itemClass.getSimpleName())).append(" where ")
                        .append(uncapitalize(itemClass.getSimpleName())).append('.').append(parentProperty)
                        .append(" = :").append(entity.getClass().getSimpleName()).toString();

                Query q = session.createQuery(findQueryString);
                q.setEntity(entity.getClass().getSimpleName(), entity);
                return q.list();
            } else {
                boolean compositeParentProperty = parentProperty.indexOf('.') > 0;
                if (compositeParentProperty) {
                    // remover apenas os que nao estao na lista
                    // when the property is composite.. 
                    // must load all details and find manually the ones to delete 
                    final String findQueryString = new StringBuilder().append("from ")
                            .append(itemClass.getName()).append(" ")
                            .append(uncapitalize(itemClass.getSimpleName())).append(" where ")
                            .append(uncapitalize(itemClass.getSimpleName())).append('.').append(parentProperty)
                            .append(" = :").append(entity.getClass().getSimpleName()).toString();

                    Query q = session.createQuery(findQueryString);
                    q.setEntity(entity.getClass().getSimpleName(), entity);
                    List<?> databaseItems = q.list();
                    return PersistenceUtils.removeFromCollectionUsingId(session.getSessionFactory(),
                            databaseItems, itens);
                } else {
                    // remover apenas os que nao estao na lista
                    final String findQueryString = new StringBuilder().append("from ")
                            .append(itemClass.getName()).append(" ")
                            .append(uncapitalize(itemClass.getSimpleName())).append(" where ")
                            .append(uncapitalize(itemClass.getSimpleName()))
                            .append(" not in (:collection)  and ")
                            .append(uncapitalize(itemClass.getSimpleName())).append('.').append(parentProperty)
                            .append(" = :").append(entity.getClass().getSimpleName()).toString();

                    Query q = session.createQuery(findQueryString);
                    q.setParameterList("collection", itens);
                    q.setEntity(entity.getClass().getSimpleName(), entity);
                    return q.list();
                }
            }

        }

    });
    return toDelete;
}

From source file:org.openvpms.component.business.dao.hibernate.im.lookup.LookupReplacer.java

License:Open Source License

/**
 * Executes an update query.//w ww.j a v  a 2  s .co  m
 * <p/>
 * If any updates are made, the second level caches associated with the persisent classes are also cleared.
 * <p/>
 * <strong>NOTE</strong>: There is a small window where the second level cache will not reflect the state of the
 * database.
 *
 * @param query             the update query
 * @param session           the hibernate session
 * @param persistentClasses the persistent classes affected by the update
 */
private void executeUpdate(Query query, final Session session, final Class... persistentClasses) {
    int updates = query.executeUpdate();
    if (updates != 0) {
        final SessionFactory factory = session.getSessionFactory();
        if (TransactionSynchronizationManager.isActualTransactionActive()) {
            // clear the cache when the transaction commits
            TransactionSynchronizationManager.registerSynchronization(new TransactionSynchronizationAdapter() {
                @Override
                public void afterCompletion(int status) {
                    if (status == STATUS_COMMITTED) {
                        clearCaches(persistentClasses, factory);
                    }
                }
            });
        } else {
            clearCaches(persistentClasses, factory);
        }
    }
}

From source file:org.projectforge.database.xstream.HibernateXmlConverter.java

License:Open Source License

/**
 * @param writer//from w ww. j av a 2s  .  co m
 * @param includeHistory
 * @param session
 * @throws DataAccessException
 * @throws HibernateException
 */
private void writeObjects(final Writer writer, final boolean includeHistory, final Session session,
        final boolean preserveIds) throws DataAccessException, HibernateException {
    // Container fr die Objekte
    final List<Object> all = new ArrayList<Object>();
    final XStream stream = initXStream(session, true);
    final XStream defaultXStream = initXStream(session, false);

    session.flush();
    // Alles laden
    List<?> list = session.createQuery("select o from java.lang.Object o").setReadOnly(true).list();
    list = (List<?>) CollectionUtils.select(list, PredicateUtils.uniquePredicate());
    final int size = list.size();
    log.info("Writing " + size + " objects");
    for (final Iterator<?> it = list.iterator(); it.hasNext();) {
        final Object obj = it.next();
        if (log.isDebugEnabled()) {
            log.debug("loaded object " + obj);
        }
        if ((obj instanceof HistoryEntry || obj instanceof PropertyDelta) && includeHistory == false) {
            continue;
        }
        Hibernate.initialize(obj);
        Class<?> targetClass = obj.getClass();
        while (Enhancer.isEnhanced(targetClass) == true) {
            targetClass = targetClass.getSuperclass();
        }
        final ClassMetadata classMetadata = session.getSessionFactory().getClassMetadata(targetClass);
        if (classMetadata == null) {
            log.fatal("Can't init " + obj + " of type " + targetClass);
            continue;
        }
        // initalisierung des Objekts...
        defaultXStream.marshal(obj, new CompactWriter(new NullWriter()));

        if (preserveIds == false) {
            // Nun kann die ID gelscht werden
            classMetadata.setIdentifier(obj, null, EntityMode.POJO);
        }
        if (log.isDebugEnabled()) {
            log.debug("loading evicted object " + obj);
        }
        if (this.ignoreFromTopLevelListing.contains(targetClass) == false) {
            all.add(obj);
        }
    }
    // und schreiben
    try {
        writer.write("<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n");
    } catch (final IOException ex) {
        // ignore, will fail on stream.marshal()
    }
    log.info("Wrote " + all.size() + " objects");
    final MarshallingStrategy marshallingStrategy = new ProxyIdRefMarshallingStrategy();
    stream.setMarshallingStrategy(marshallingStrategy);
    stream.marshal(all, new PrettyPrintWriter(writer));
}

From source file:org.projectforge.framework.persistence.xstream.HibernateXmlConverter.java

License:Open Source License

/**
 * @param writer/*from  w  ww .  jav  a  2 s  .  c o  m*/
 * @param includeHistory
 * @param session
 * @throws DataAccessException
 * @throws HibernateException
 */
private void writeObjects(final Writer writer, final boolean includeHistory, final Session session,
        final boolean preserveIds) throws DataAccessException, HibernateException {
    // Container fr die Objekte
    final List<Object> all = new ArrayList<Object>();
    final XStream stream = initXStream(session, true);
    final XStream defaultXStream = initXStream(session, false);

    session.flush();
    // Alles laden
    //    final List<Class<?>> entities = new ArrayList<Class<?>>();
    final List<Class<?>> entities = PfEmgrFactory.get().getMetadataRepository().getTableEntities().stream()
            .map((e) -> e.getJavaType()).collect(Collectors.toList());
    //    entities.addAll(HibernateEntities.instance().getOrderedEntities());
    //    entities.addAll(HibernateEntities.instance().getOrderedHistoryEntities());
    for (final Class<?> entityClass : entities) {
        final String entitySimpleName = entityClass.getSimpleName();
        final String entityType = entityClass.getName();

        if (includeHistory == false
                && entityType.startsWith("org.projectforge.framework.persistence.history.entities.") == true) {
            // Skip history entries.
            continue;
        }
        List<?> list = session.createQuery("select o from " + entityType + " o").setReadOnly(true).list();
        list = (List<?>) CollectionUtils.select(list, PredicateUtils.uniquePredicate());
        final int size = list.size();
        log.info("Writing " + size + " objects");
        for (final Iterator<?> it = list.iterator(); it.hasNext();) {
            final Object obj = it.next();
            if (log.isDebugEnabled()) {
                log.debug("loaded object " + obj);
            }
            Hibernate.initialize(obj);
            final Class<?> targetClass = HibernateProxyHelper.getClassWithoutInitializingProxy(obj);
            final ClassMetadata classMetadata = session.getSessionFactory().getClassMetadata(targetClass);
            if (classMetadata == null) {
                log.fatal("Can't init " + obj + " of type " + targetClass);
                continue;
            }
            // initalisierung des Objekts...
            defaultXStream.marshal(obj, new CompactWriter(new NullWriter()));

            if (preserveIds == false) {
                // Nun kann die ID gelscht werden
                HibernateCompatUtils.setClassMetaDataSetIdentifier(classMetadata, obj, EntityMode.POJO);
            }
            if (log.isDebugEnabled()) {
                log.debug("loading evicted object " + obj);
            }
            if (this.ignoreFromTopLevelListing.contains(targetClass) == false) {
                all.add(obj);
            }
        }
    }
    // und schreiben
    try {
        writer.write("<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n");
    } catch (final IOException ex) {
        // ignore, will fail on stream.marshal()
    }
    log.info("Wrote " + all.size() + " objects");
    final MarshallingStrategy marshallingStrategy = new ProxyIdRefMarshallingStrategy();
    stream.setMarshallingStrategy(marshallingStrategy);
    stream.marshal(all, new PrettyPrintWriter(writer));
}

From source file:org.rhq.core.domain.server.PersistenceUtility.java

License:Open Source License

public static Statistics getStatisticsService(EntityManager entityManager, MBeanServer server) {
    Session hibernateSession = PersistenceUtility.getHibernateSession(entityManager);
    SessionFactory hibernateSessionFactory = hibernateSession.getSessionFactory();
    Statistics hibernateStatistics = hibernateSessionFactory.getStatistics();
    return hibernateStatistics;
}

From source file:org.rhq.core.domain.server.PersistenceUtility.java

License:Open Source License

private static SessionFactoryImplementor getHibernateSessionFactoryImplementor(EntityManager entityManager) {
    Session session = getHibernateSession(entityManager);
    SessionFactoryImplementor sessionFactory = (SessionFactoryImplementor) session.getSessionFactory();
    return sessionFactory;
}

From source file:org.rhq.core.domain.test.QueryAllTest.java

License:Open Source License

/**
 * Run those NamedQueries that do not need parameters to be set.
 *
 * @throws Exception/*from   w w w . j  a va  2 s  .  c  om*/
 */
@Test(groups = "integration.ejb3")
public void testQueryAllSimpleNamedQueries() throws Exception {
    Object o = em.getDelegate();
    Class del = o.getClass();
    System.out.println("Delegate is " + del.toString());
    Session sess = (Session) o; // Hibernate Session in JBoss
    sessionFactory = (SessionFactoryImplementor) sess.getSessionFactory();
    Map cMeta = sessionFactory.getAllClassMetadata();

    List<String> configuredEntities = Arrays.asList(ENTITY_NAMES);

    Collection<ClassMetadata> metas = cMeta.values();

    try {
        for (ClassMetadata cm : metas) {
            String entity = cm.getEntityName();
            String shortName = entity.substring(entity.lastIndexOf(".") + 1);

            // Skip entites that are not in above list
            if (!configuredEntities.contains(shortName)) {
                //System.out.println("== Skipping " + entity );
                continue;
            }

            System.out.println("Testing queries for: " + shortName);
            List<NamedQuery> nqs = getNamedQueriesForEntity(entity);
            for (NamedQuery nq : nqs) {
                boolean hasId;

                // Skip those with non-ID parameters for now, as we dont not
                // know how to obtain the parameters from Hibernate, as
                // they are not set when parsing the NamedQuery annotation :-(
                // we can just give bogus ID numbers by param indexes.
                // I would like to use the regex (nq.query().matches(".*:(?!([a-zA-Z]*[iI]d)[ =]).*"))
                // to match anything like :*id or :*Id but too hard to think how to
                // set the parameter names.  so for now, just look for :id (ignore :ids too)
                if (nq.query().matches(".*:(?!(id([^s]|$))).*")) {
                    continue;
                }

                hasId = nq.query().contains(":id");

                if (nq.query().contains("UPDATE ") || nq.query().contains("update ")) {
                    continue;
                }

                if (nq.query().contains("DELETE ") || nq.query().contains("delete ")) {
                    continue;
                }

                if (nq.query().contains("INSERT ") || nq.query().contains("insert ")) {
                    continue;
                }

                try {
                    //System.out.print("  == query " + nq.name());
                    Query query = em.createNamedQuery(nq.name());

                    // TODO set parameters here
                    // fillParameters(query, nq);
                    // if we have some ID params, just set them to something
                    if (hasId) {
                        query.setParameter("id", Integer.valueOf(0));
                        //System.out.println("Query with ID parameter: " + nq.query());
                    }

                    query.setMaxResults(5);
                    Collection results = query.getResultList();
                    System.out.println("   " + nq.name() + "==> #results: " + results.size());
                } catch (Throwable t) {
                    assert false : "Failed to query named query " + nq.name() + ": "
                            + ThrowableUtil.getAllMessages(t, true);
                }
            }
        }
    } catch (NoResultException nre) {
        System.out.println("  ==> no results found");
    }
}

From source file:org.rhq.server.metrics.migrator.datasources.ExistingDataJPABulkExportSource.java

License:Open Source License

protected void exportExistingData() throws Exception {
    BufferedWriter fileWriter = null;
    Connection connection = null;
    PreparedStatement statement = null;
    ResultSet resultSet = null;/*from w  w  w  .j av a2  s.c  o  m*/
    try {
        fileWriter = new BufferedWriter(new FileWriter(getExistingDataFile()), IO_BUFFER_SIZE);
        Session session = (Session) this.entityManager.getDelegate();
        SessionFactoryImplementor sfi = (SessionFactoryImplementor) session.getSessionFactory();
        ConnectionProvider cp = sfi.getConnectionProvider();
        connection = cp.getConnection();
        statement = connection.prepareStatement(this.selectNativeQuery);
        resultSet = statement.executeQuery();
        int columnCount = resultSet.getMetaData().getColumnCount();
        while (resultSet.next()) {
            for (int i = 1; i < columnCount + 1; i++) {
                if (i > 1) {
                    fileWriter.write(DELIMITER);
                }
                fileWriter.write(resultSet.getString(i));
            }
            fileWriter.write("\n");
        }
    } finally {
        StreamUtil.safeClose(fileWriter);
        JDBCUtil.safeClose(connection, statement, resultSet);
    }
}

From source file:org.rhq.server.metrics.migrator.datasources.ExistingPostgresDataBulkExportSource.java

License:Open Source License

protected void exportExistingData() throws Exception {
    BufferedWriter fileWriter = null;
    Connection connection = null;
    try {//from  w  w  w  .  j ava2 s.c  o  m
        fileWriter = new BufferedWriter(new FileWriter(getExistingDataFile()), IO_BUFFER_SIZE);
        Session session = (Session) entityManager.getDelegate();
        SessionFactoryImplementor sfi = (SessionFactoryImplementor) session.getSessionFactory();
        ConnectionProvider cp = sfi.getConnectionProvider();
        connection = cp.getConnection();
        CopyManager copyManager = new CopyManager((BaseConnection) connection);

        if (maxResults > 0) {
            copyManager.copyOut("COPY (" + selectNativeQuery + " LIMIT " + maxResults
                    + ") TO STDOUT WITH DELIMITER '" + DELIMITER + "'", fileWriter);
        } else {
            copyManager.copyOut("COPY (" + selectNativeQuery + ") TO STDOUT WITH DELIMITER '" + DELIMITER + "'",
                    fileWriter);
        }
    } finally {
        StreamUtil.safeClose(fileWriter);
        JDBCUtil.safeClose(connection);
    }
}

From source file:org.riotfamily.common.hibernate.HibernateUtils.java

License:Apache License

@SuppressWarnings("unchecked")
public static <T> T get(Session session, Class<T> beanClass, String id) {
    SessionFactory sf = session.getSessionFactory();
    Serializable serialId = convertId(beanClass, id, sf);
    return (T) session.get(beanClass, serialId);
}