Example usage for org.hibernate CacheMode IGNORE

Introduction

In this page you can find the example usage for org.hibernate CacheMode IGNORE.

Prototype

CacheMode IGNORE

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Document

The session will never interact with the cache, except to invalidate cache items when updates occur.

Usage

From source file:info.jtrac.repository.HibernateJtracDao.java

License:Apache License

@Override
@Transactional(propagation = Propagation.REQUIRED)
public long loadNextSequenceNum(final long spaceSequenceId) {
    entityManager.flush();//from w w w . j  a v  a 2 s  . com
    Session session = getSession();
    session.setCacheMode(CacheMode.IGNORE);
    SpaceSequence ss = (SpaceSequence) session.get(SpaceSequence.class, spaceSequenceId);
    long next = ss.getAndIncrement();
    session.update(ss);
    session.flush();
    return next;
}

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From source file:it.jugpadova.blo.EventBo.java

License:Apache License

public void regenerateLuceneIndexes() {
    Session session = this.eventDao.getHibernateTemplate().getSessionFactory().getCurrentSession();
    FullTextSession fullTextSession = Search.createFullTextSession(session);
    fullTextSession.setFlushMode(FlushMode.MANUAL);
    fullTextSession.setCacheMode(CacheMode.IGNORE);
    ScrollableResults results = fullTextSession.createCriteria(Event.class).scroll(ScrollMode.FORWARD_ONLY);

    int index = 0;
    while (results.next()) {
        index++;/*from   w ww .j a va  2s  .co  m*/
        fullTextSession.index(results.get(0)); //index each element

        if (index % 50 == 0) {
            fullTextSession.clear(); //clear every batchSize since the queue is processed

        }
    }
}

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From source file:kr.debop4j.data.ogm.dao.HibernateOgmDao.java

License:Apache License

@Override
public void indexAll(Class<?> clazz, int batchSize) {
    if (isDebugEnabled)
        log.debug("[{}]?  ?  ??? ...", clazz);

    clearIndex(clazz);/*from w ww.j  a  v  a2  s  . c  om*/

    if (batchSize < DEFAUALT_BATCH_SIZE)
        batchSize = DEFAUALT_BATCH_SIZE;

    FullTextSession fts = getFullTextSession();

    FlushMode currentFlushMode = fts.getFlushMode();
    CacheMode currentCacheMode = fts.getCacheMode();
    fts.setFlushMode(FlushMode.MANUAL);
    fts.setCacheMode(CacheMode.IGNORE);

    try {
        Transaction tx = fts.beginTransaction();
        ScrollableResults results = fts.createCriteria(clazz).scroll(ScrollMode.FORWARD_ONLY);
        int index = 0;
        while (results.next()) {
            fts.index(results.get(0));
            if (++index % batchSize == 0) {
                fts.flushToIndexes();
                fts.clear();
                if (isTraceEnabled)
                    log.trace("?? . index=[{}]", index);
            }
        }
        fts.flushToIndexes();
        tx.commit();

        log.info("[{}]?   [{}]   ??? !!!", clazz,
                index);
    } finally {
        fts.setFlushMode(currentFlushMode);
        fts.setCacheMode(currentCacheMode);
    }
}

---

From source file:kr.debop4j.search.dao.HibernateSearchDao.java

License:Apache License

@Override
public void indexAll(Class<?> clazz, int batchSize) {
    if (log.isDebugEnabled())
        log.debug("[{}]?  ?  ??? ...", clazz);

    clearIndex(clazz);// ww  w.  ja v a 2s  . co m

    if (batchSize < BATCH_SIZE)
        batchSize = BATCH_SIZE;

    final FullTextSession fts = getFullTextSession();

    FlushMode currentFlushMode = fts.getFlushMode();
    CacheMode currentCacheMode = fts.getCacheMode();
    fts.setFlushMode(FlushMode.MANUAL);
    fts.setCacheMode(CacheMode.IGNORE);

    try {
        Transaction tx = fts.beginTransaction();
        ScrollableResults results = fts.createCriteria(clazz).scroll(ScrollMode.FORWARD_ONLY);
        int index = 0;
        while (results.next()) {
            index++;
            fts.index(results.get(0));
            if (index % batchSize == 0) {
                fts.flushToIndexes();
                fts.clear();
            }
        }
        fts.flushToIndexes();
        tx.commit();

        if (log.isDebugEnabled())
            log.debug("[{}]?   [{}]   ??? !!!",
                    clazz, index);
    } finally {
        fts.setFlushMode(currentFlushMode);
        fts.setCacheMode(currentCacheMode);
    }
}

---

From source file:magoffin.matt.dao.hbm.GenericHibernateDao.java

License:Open Source License

/**
 * Execute a batch callback using a named query.
 * //from   w ww  .j  av a2  s .com
 * @param queryName the named query name
 * @param parameters the named parameters to pass to the query
 * @param callback the callback
 * @return the number of items processed
 */
protected Integer executeNamedQueryBatchCallback(final String queryName, final Map<String, Object> parameters,
        final BatchCallback<T> callback) {
    return getHibernateTemplate().execute(new HibernateCallback<Integer>() {
        @SuppressWarnings("unchecked")
        @Override
        public Integer doInHibernate(Session session) throws HibernateException, SQLException {
            Query q = session.getNamedQuery(queryName);
            if (parameters != null) {
                for (String paramName : parameters.keySet()) {
                    q.setParameter(paramName, parameters.get(paramName));
                }
            }
            q.setCacheMode(CacheMode.IGNORE);
            ScrollableResults items = q.scroll(ScrollMode.FORWARD_ONLY);
            int count = 0;

            OUTER: while (items.next()) {
                T item = (T) items.get(0);
                BatchCallbackResult action = callback.handle(item);
                switch (action) {
                case DELETE:
                    session.delete(item);
                    break;

                case UPDATE:
                case UPDATE_STOP:
                    store(item);
                    if (action == BatchCallbackResult.UPDATE_STOP) {
                        break OUTER;
                    }
                    break;

                case STOP:
                    break OUTER;

                case CONTINUE:
                    // nothing to do
                    break;
                }
                if (++count % batchFlushCount == 0) {
                    session.flush();
                    session.clear();
                }
            }

            return count;
        }
    });
}

---

From source file:magoffin.matt.ma2.dao.hbm.HibernateAlbumDao.java

License:Open Source License

public int reassignAlbumsUsingTheme(final Theme oldTheme, final Theme newTheme) {
    return getHibernateTemplate().execute(new HibernateCallback<Integer>() {

        public Integer doInHibernate(Session session) throws HibernateException, SQLException {
            ScrollableResults albums = session.getNamedQuery(QUERY_ALBUMS_FOR_THEME_ID)
                    .setLong("themeId", oldTheme.getThemeId()).setCacheMode(CacheMode.IGNORE)
                    .scroll(ScrollMode.FORWARD_ONLY);
            int count = 0;
            while (albums.next()) {
                Album album = (Album) albums.get(0);
                album.setTheme(newTheme);
                if (++count % 20 == 0) {
                    session.flush();//from   w  ww.ja va 2  s.  co m
                    session.clear();
                }
            }
            return count;
        }
    });
}

---

From source file:net.jforum.actions.LuceneAdminActions.java

License:Open Source License

public void rebuildIndex() {

    Runnable indexingJob = new Runnable() {
        public void run() {
            Session session = null;/*  w ww .  ja va  2s.  co m*/

            try {
                session = sessionFactory.openSession();

                FullTextSession fullTextSession = Search.createFullTextSession(session);
                fullTextSession.setFlushMode(FlushMode.MANUAL);
                fullTextSession.setCacheMode(CacheMode.IGNORE);

                session.beginTransaction();

                int index = 0;
                int batchSize = config.getInt(ConfigKeys.LUCENE_BATCH_SIZE);

                ScrollableResults results = fullTextSession.createCriteria(Post.class).createAlias("topic", "t")
                        .scroll(ScrollMode.FORWARD_ONLY);

                while (results.next() && "1".equals(config.getValue(ConfigKeys.LUCENE_CURRENTLY_INDEXING))) {
                    index++;

                    fullTextSession.index(results.get(0));

                    if (index % batchSize == 0) {
                        session.clear();
                    }
                }

                session.getTransaction().commit();
            } catch (Exception e) {
                if (session.getTransaction().isActive()) {
                    session.getTransaction().rollback();
                }
            } finally {
                if (session.isOpen() && session.isConnected()) {
                    session.close();
                }
            }
        }
    };

    this.config.addProperty(ConfigKeys.LUCENE_CURRENTLY_INDEXING, "1");

    Thread thread = new Thread(indexingJob);
    thread.start();

    this.viewService.redirectToAction(Actions.LIST);
}

---

From source file:net.jforum.controllers.LuceneAdminController.java

License:Open Source License

public void rebuildIndex() {

    Runnable indexingJob = new Runnable() {
        public void run() {
            Session session = null;/*from   w w  w.  ja v a  2 s . c o m*/

            try {
                session = sessionFactory.openSession();

                FullTextSession fullTextSession = Search.createFullTextSession(session);
                fullTextSession.setFlushMode(FlushMode.MANUAL);
                fullTextSession.setCacheMode(CacheMode.IGNORE);

                session.beginTransaction();

                int index = 0;
                int batchSize = config.getInt(ConfigKeys.LUCENE_BATCH_SIZE);

                ScrollableResults results = fullTextSession.createCriteria(Post.class).createAlias("topic", "t")
                        .scroll(ScrollMode.FORWARD_ONLY);

                while (results.next() && "1".equals(config.getValue(ConfigKeys.LUCENE_CURRENTLY_INDEXING))) {
                    index++;

                    fullTextSession.index(results.get(0));

                    if (index % batchSize == 0) {
                        session.clear();
                    }
                }

                session.getTransaction().commit();
            } catch (Exception e) {
                if (session.getTransaction().isActive()) {
                    session.getTransaction().rollback();
                }
            } finally {
                if (session.isOpen() && session.isConnected()) {
                    session.close();
                }
            }
        }
    };

    this.config.addProperty(ConfigKeys.LUCENE_CURRENTLY_INDEXING, "1");

    Thread thread = new Thread(indexingJob);
    thread.start();

    this.result.redirectTo(this).list();
}

---

From source file:ome.services.db.SearchTest.java

License:Open Source License

@Test
public void testReindexingExperimenter() throws Exception {
    HibernateTest ht = new HibernateTest();
    ht.setupSession();//from  www . j a v  a 2s. com

    FullTextSession fullTextSession = Search.getFullTextSession(ht.s);
    fullTextSession.setFlushMode(FlushMode.MANUAL);
    fullTextSession.setCacheMode(CacheMode.IGNORE);
    Transaction transaction = fullTextSession.beginTransaction();
    // Scrollable results will avoid loading too many objects in memory
    ScrollableResults results = fullTextSession.createCriteria(Experimenter.class)
            .scroll(ScrollMode.FORWARD_ONLY);
    int index = 0;
    int batchSize = 10;
    while (results.next()) {
        index++;
        fullTextSession.index(results.get(0)); // index each element
        if (index % batchSize == 0) {
            ht.s.clear(); // clear every batchSize since the queue is
            // processed
        }
    }
    ht.closeSession();

    ht.setupSession();
    List<Experimenter> list = query(ht, "root", Experimenter.class, "omeName");
    assertTrue(list.toString(), list.size() == 1);
    ht.closeSession();
}

---

From source file:ome.services.fulltext.FullTextIndexer.java

License:Open Source License

/**
 * Runs {@link #doIndexing(FullTextSession)} within a Lucene transaction.
 * {@link #doIndexing(FullTextSession)} will also be called
 *//*from   ww  w. j av  a2s  .  com*/
@Transactional(readOnly = false, isolation = Isolation.SERIALIZABLE)
public Object doWork(Session session, ServiceFactory sf) {
    int count = 1;
    int perbatch = 0;
    long start = System.currentTimeMillis();
    do {

        // ticket:1254 -
        // The following is non-portable and can later be refactored
        // for a more general solution.
        getSqlAction().deferConstraints();

        // s.execute("set statement_timeout=10000");
        // The Postgresql Driver does not currently support the
        // "timeout" value on @Transactional and so if a query timeout
        // is required, then this must be set.

        FullTextSession fullTextSession = Search.getFullTextSession(session);
        fullTextSession.setFlushMode(FlushMode.MANUAL);
        fullTextSession.setCacheMode(CacheMode.IGNORE);
        perbatch = doIndexingWithWorldRead(sf, fullTextSession);
        count++;
    } while (doMore(count));
    if (perbatch > 0) {
        log.info(String.format("INDEXED %s objects in %s batch(es) [%s ms.]", perbatch, (count - 1),
                (System.currentTimeMillis() - start)));
    } else {
        log.debug("No objects indexed");
    }
    return null;
}

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