Example usage for org.hibernate SessionFactory getCurrentSession

Introduction

In this page you can find the example usage for org.hibernate SessionFactory getCurrentSession.

Prototype

Session getCurrentSession() throws HibernateException;

Source Link

Document

Obtains the current session.

Usage

From source file:edu.rmit.eres.seaports.database.TradeDataSourceLoader.java

License:Open Source License

/**
 * Main method used to load  the CSIRO Data Source only.
 * On an existing database, this may duplicate data.
 * @param args: no parameters//w w  w.  j a v a  2s  . co  m
 */
public static void main(String[] args) {
    AnnotationConfiguration config = new AnnotationConfiguration();
    config.setNamingStrategy(ImprovedNamingStrategy.INSTANCE);
    config.configure("hibernate.cfg.xml");
    new SchemaExport(config).create(true, true);

    SessionFactory factory = config.buildSessionFactory();
    Session session = factory.getCurrentSession();
    session.beginTransaction();

    LoadTradeDataSource(session);

    session.getTransaction().commit();
}

From source file:edu.utah.further.ds.impl.executor.db.hibernate.criteria.HibernateLoadByIdExecutor.java

License:Apache License

/**
 * @param request/*from  ww  w.  ja  v a 2  s  .c o  m*/
 * @return
 * @see edu.utah.further.core.chain.AbstractRequestHandler#process(edu.utah.further.core.api.chain.ChainRequest)
 */
@Override
public boolean process(final ChainRequest request) {
    // Read input arguments
    final HibernateExecReq executionReq = new HibernateExecReq(request);
    final SessionFactory sessionFactory = executionReq.getSessionFactory();
    notNull(sessionFactory, "Expected SessionFactory");

    final Class<? extends PersistentEntity<?>> rootEntity = executionReq.getRootEntity();
    notNull(rootEntity, "Expected root entity class");

    // Read the search criteria's root entity meta data
    final List<Object> list = executionReq.getResult();
    final Object[] listArray = CollectionUtil.toArrayNullSafe(list);
    final ClassMetadata classMetadata = sessionFactory.getClassMetadata(rootEntity);
    final String identifierName = classMetadata.getIdentifierPropertyName();
    final Type identifierType = classMetadata.getIdentifierType();
    final int numTypes = listArray.length;
    final Type[] types = new Type[numTypes];
    for (int i = 0; i < numTypes; i++) {
        types[i] = identifierType;
    }

    // Build Hibernate criteria
    final GenericCriteria criteria = GenericCriteriaFactory.criteria(CriteriaType.CRITERIA, rootEntity,
            sessionFactory.getCurrentSession());
    if (identifierType.isComponentType()) {
        final String sqlInClause = HibernateUtil.sqlRestrictionCompositeIn(rootEntity, sessionFactory,
                numTypes);
        criteria.add(Restrictions.sqlRestriction(sqlInClause, listArray, types));
    } else {
        final int size = list.size();
        if (size > MAX_IN) {
            // Create a disjunction of IN clauses. Add MAX_IN elements at a time to
            // each IN clause (except the last IN, whose size is size % MAX_IN).
            final Junction junction = Restrictions.disjunction();
            for (int i = 0; i < size; i += MAX_IN) {
                junction.add(
                        Restrictions.in(THIS + identifierName, list.subList(i, Math.max(size, MAX_IN + i))));
            }
            criteria.add(junction);
        } else {
            // Single chunk, add directly as a criterion without the junction trick
            criteria.add(Restrictions.in(THIS + identifierName, list));
        }

    }

    executionReq.setResult(criteria);
    return false;
}

From source file:edu.utah.further.ds.impl.executor.db.hibernate.criteria.HibernateResultListRefresher.java

License:Apache License

@Override
public boolean process(final ChainRequest request) {
    if (log.isDebugEnabled()) {
        log.debug("Re-reading entity state by calling refresh");
    }/*from w w w  .j  av  a 2 s . c  o  m*/

    final List<?> results = request.getAttribute(QUERY_RESULT);
    Validate.notNull(results, "Expected query results");
    final HibernateExecReq executionReq = new HibernateExecReq(request);
    final SessionFactory sessionFactory = executionReq.getSessionFactory();
    Validate.notNull(sessionFactory, "SessionFactory required to re-read entity state");

    final Session session = sessionFactory.getCurrentSession();
    for (final Object result : results) {
        if (log.isTraceEnabled()) {
            log.trace("Before refreshing " + result);
        }

        session.refresh(result);

        if (log.isTraceEnabled()) {
            log.trace("After refreshing " + result);
        }
    }

    if (log.isDebugEnabled()) {
        log.debug("All entities refreshed");
    }

    return false;
}

From source file:edu.utah.further.ds.impl.service.query.processor.PageFinalizerHibernateQp.java

License:Apache License

/**
 * @param request/*from w  ww .  j a  va  2  s  . c  o m*/
 * @return
 * @see edu.utah.further.core.api.chain.RequestProcessor#process(edu.utah.further.core.api.chain.ChainRequest)
 */
@Override
public boolean process(final ChainRequest request) {
    // Read inputs from chain request
    final QueryContext queryContext = request.getAttribute(QUERY_CONTEXT);
    final List<?> resultPage = request.getAttribute(QUERY_RESULT);
    final PagingLoopController controller = request.getAttribute(AttributeName.PAGING_LOOP_CONTROLLER);

    // Perform finalization logic
    // In the future pass only selected attributes to the delegate. For simplicity,
    // pass all of them for now.
    final QueryContext newQueryContext = getDelegate().finalizePage(queryContext, resultPage, controller);

    // Clear persistent session
    final SessionFactory sessionFactory = request.getAttribute(SESSION_FACTORY);
    final Session session = sessionFactory.getCurrentSession();
    // Flush the current page's batch of reads, inserts and updates and release memory
    session.flush();
    session.clear();

    // Save results in the chain request
    request.setAttribute(QUERY_CONTEXT, newQueryContext);

    return false;
}

From source file:eionet.webq.dao.FileContentUtil.java

License:Mozilla Public License

private static int countRows(SessionFactory factory, String tableName) {
    BigInteger count = (BigInteger) factory.getCurrentSession()
            .createSQLQuery("select count(*) from " + tableName).uniqueResult();
    return count.intValue();
}

From source file:fr.alpha.actions.DemandeReparationAction.java

public String listCategories() {
    SessionFactory factory = HibernateUtil.createSessionFactory();
    categorieDAO.setSessionFactory(factory);
    Transaction tx = factory.getCurrentSession().beginTransaction();
    categories = categorieDAO.findAll();
    //tx.commit();
    return INPUT;
}

From source file:fr.alpha.actions.DemandeReparationAction.java

public String listModels() {
    SessionFactory factory = HibernateUtil.createSessionFactory();
    modelDAO.setSessionFactory(factory);
    Transaction tx = factory.getCurrentSession().beginTransaction();
    models = modelDAO.findByCategory(yourCategory);
    tx.commit();/* ww  w  .  j  ava 2s . c  o m*/

    return INPUT;
}

From source file:fr.alpha.actions.DemandeReparationAction.java

public String listForfaits() {
    SessionFactory factory = HibernateUtil.createSessionFactory();
    forfaitDAO.setSessionFactory(factory);
    Transaction tx = factory.getCurrentSession().beginTransaction();
    forfaits = forfaitDAO.findByCategory(yourCategory);
    tx.commit();//w ww.ja va  2 s.  c o  m

    System.out.println(forfaits);

    return INPUT;
}

From source file:fr.alpha.actions.DemandeReparationAction.java

public String listVendeurs() {
    SessionFactory factory = HibernateUtil.createSessionFactory();
    vendeurDAO.setSessionFactory(factory);
    Transaction tx = factory.getCurrentSession().beginTransaction();
    vendeurs = vendeurDAO.findByCode(863752);
    tx.commit();/*  w w w  .j  a  va  2  s. c  o  m*/
    return INPUT;
}

From source file:fr.alpha.actions.DemandeReparationAction.java

public String recapitulatif() {
    SessionFactory factory = HibernateUtil.createSessionFactory();
    forfaitDAO.setSessionFactory(factory);
    Transaction tx = factory.getCurrentSession().beginTransaction();
    forfait = forfaitDAO.find(yourForfait);
    modelDAO.setSessionFactory(factory);
    Modele modele = modelDAO.find(yourModel);

    session.put("demande", new DemandeReparation(modele, forfait, description, ville));

    return SUCCESS;
}