Example usage for org.hibernate Session getFlushMode

List of usage examples for org.hibernate Session getFlushMode

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Introduction

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

Prototype

@Override
FlushModeType getFlushMode();

Source Link

Document

For users of the Hibernate native APIs, we've had to rename this method as defined by Hibernate historically because the JPA contract defines a method of the same name, but returning the JPA FlushModeType rather than Hibernate's FlushMode .

Usage

From source file:org.springframework.orm.hibernate4.HibernateTransactionManagerTests.java

License:Apache License

@Test
public void testTransactionRollbackWithHibernateManagedSession() throws Exception {
    final SessionFactory sf = mock(SessionFactory.class);
    final Session session = mock(Session.class);
    final Transaction tx1 = mock(Transaction.class);
    final Transaction tx2 = mock(Transaction.class);

    given(sf.getCurrentSession()).willReturn(session);
    given(session.isOpen()).willReturn(true);
    given(session.getTransaction()).willReturn(tx1, tx2);
    given(session.beginTransaction()).willReturn(tx1, tx2);
    given(session.getFlushMode()).willReturn(FlushMode.MANUAL);

    HibernateTransactionManager tm = new HibernateTransactionManager();
    tm.setSessionFactory(sf);//from  ww  w .j  a v  a  2  s  .  c  o  m
    tm.setPrepareConnection(false);
    tm.setHibernateManagedSession(true);
    final TransactionTemplate tt = new TransactionTemplate(tm);

    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));

    try {
        tt.execute(new TransactionCallbackWithoutResult() {
            @Override
            public void doInTransactionWithoutResult(TransactionStatus status) {
                assertTrue("Has thread session", TransactionSynchronizationManager.hasResource(sf));
                tt.execute(new TransactionCallbackWithoutResult() {
                    @Override
                    public void doInTransactionWithoutResult(TransactionStatus status) {
                        status.setRollbackOnly();
                        Session sess = ((SessionHolder) TransactionSynchronizationManager.getResource(sf))
                                .getSession();
                        assertEquals(session, sess);
                    }
                });
            }
        });
        fail("Should have thrown UnexpectedRollbackException");
    } catch (UnexpectedRollbackException ex) {
        // expected
    }

    assertTrue("Hasn't thread session", !TransactionSynchronizationManager.hasResource(sf));

    tt.execute(new TransactionCallbackWithoutResult() {
        @Override
        public void doInTransactionWithoutResult(TransactionStatus status) {
            assertTrue("Has thread session", TransactionSynchronizationManager.hasResource(sf));
            Session sess = ((SessionHolder) TransactionSynchronizationManager.getResource(sf)).getSession();
            assertEquals(session, sess);
        }
    });

    verify(tx1).rollback();
    verify(tx2).commit();
    InOrder ordered = inOrder(session);
    ordered.verify(session).setFlushMode(FlushMode.AUTO);
    ordered.verify(session).setFlushMode(FlushMode.MANUAL);
}

From source file:org.springframework.orm.hibernate4.SpringSessionContext.java

License:Apache License

/**
 * Retrieve the Spring-managed Session for the current thread, if any.
 *///from  ww  w  .ja  v a 2s .  c  om
@Override
public Session currentSession() throws HibernateException {
    Object value = TransactionSynchronizationManager.getResource(this.sessionFactory);
    if (value instanceof Session) {
        return (Session) value;
    } else if (value instanceof SessionHolder) {
        SessionHolder sessionHolder = (SessionHolder) value;
        Session session = sessionHolder.getSession();
        if (!sessionHolder.isSynchronizedWithTransaction()
                && TransactionSynchronizationManager.isSynchronizationActive()) {
            TransactionSynchronizationManager.registerSynchronization(
                    new SpringSessionSynchronization(sessionHolder, this.sessionFactory, false));
            sessionHolder.setSynchronizedWithTransaction(true);
            // Switch to FlushMode.AUTO, as we have to assume a thread-bound Session
            // with FlushMode.MANUAL, which needs to allow flushing within the transaction.
            FlushMode flushMode = session.getFlushMode();
            if (flushMode.equals(FlushMode.MANUAL)
                    && !TransactionSynchronizationManager.isCurrentTransactionReadOnly()) {
                session.setFlushMode(FlushMode.AUTO);
                sessionHolder.setPreviousFlushMode(flushMode);
            }
        }
        return session;
    }

    if (this.transactionManager != null) {
        try {
            if (this.transactionManager.getStatus() == Status.STATUS_ACTIVE) {
                Session session = this.jtaSessionContext.currentSession();
                if (TransactionSynchronizationManager.isSynchronizationActive()) {
                    TransactionSynchronizationManager
                            .registerSynchronization(new SpringFlushSynchronization(session));
                }
                return session;
            }
        } catch (SystemException ex) {
            throw new HibernateException("JTA TransactionManager found but status check failed", ex);
        }
    }

    if (TransactionSynchronizationManager.isSynchronizationActive()) {
        Session session = this.sessionFactory.openSession();
        if (TransactionSynchronizationManager.isCurrentTransactionReadOnly()) {
            session.setFlushMode(FlushMode.MANUAL);
        }
        SessionHolder sessionHolder = new SessionHolder(session);
        TransactionSynchronizationManager.registerSynchronization(
                new SpringSessionSynchronization(sessionHolder, this.sessionFactory, true));
        TransactionSynchronizationManager.bindResource(this.sessionFactory, sessionHolder);
        sessionHolder.setSynchronizedWithTransaction(true);
        return session;
    } else {
        throw new HibernateException("Could not obtain transaction-synchronized Session for current thread");
    }
}

From source file:org.springframework.orm.hibernate4.SpringSessionSynchronization.java

License:Apache License

@Override
public void beforeCommit(boolean readOnly) throws DataAccessException {
    if (!readOnly) {
        Session session = getCurrentSession();
        // Read-write transaction -> flush the Hibernate Session.
        // Further check: only flush when not FlushMode.MANUAL.
        if (!session.getFlushMode().equals(FlushMode.MANUAL)) {
            try {
                SessionFactoryUtils.logger.debug("Flushing Hibernate Session on transaction synchronization");
                session.flush();/*from ww w .  jav a  2  s  .  c  o m*/
            } catch (HibernateException ex) {
                throw SessionFactoryUtils.convertHibernateAccessException(ex);
            }
        }
    }
}

From source file:org.springframework.orm.hibernate43.HibernateTransactionManager.java

License:Apache License

@Override
protected void doBegin(Object transaction, TransactionDefinition definition) {
    HibernateTransactionObject txObject = (HibernateTransactionObject) transaction;

    if (txObject.hasConnectionHolder() && !txObject.getConnectionHolder().isSynchronizedWithTransaction()) {
        throw new IllegalTransactionStateException(
                "Pre-bound JDBC Connection found! HibernateTransactionManager does not support "
                        + "running within DataSourceTransactionManager if told to manage the DataSource itself. "
                        + "It is recommended to use a single HibernateTransactionManager for all transactions "
                        + "on a single DataSource, no matter whether Hibernate or JDBC access.");
    }/*from  ww  w  .j av  a  2  s .  c o  m*/

    Session session = null;

    try {
        if (txObject.getSessionHolder() == null
                || txObject.getSessionHolder().isSynchronizedWithTransaction()) {
            Interceptor entityInterceptor = getEntityInterceptor();
            Session newSession = (entityInterceptor != null
                    ? getSessionFactory().withOptions().interceptor(entityInterceptor).openSession()
                    : getSessionFactory().openSession());
            if (logger.isDebugEnabled()) {
                logger.debug("Opened new Session [" + newSession + "] for Hibernate transaction");
            }
            txObject.setSession(newSession);
        }

        session = txObject.getSessionHolder().getSession();

        if (this.prepareConnection && isSameConnectionForEntireSession(session)) {
            // We're allowed to change the transaction settings of the JDBC Connection.
            if (logger.isDebugEnabled()) {
                logger.debug("Preparing JDBC Connection of Hibernate Session [" + session + "]");
            }
            Connection con = ((SessionImplementor) session).connection();
            Integer previousIsolationLevel = DataSourceUtils.prepareConnectionForTransaction(con, definition);
            txObject.setPreviousIsolationLevel(previousIsolationLevel);
        } else {
            // Not allowed to change the transaction settings of the JDBC Connection.
            if (definition.getIsolationLevel() != TransactionDefinition.ISOLATION_DEFAULT) {
                // We should set a specific isolation level but are not allowed to...
                throw new InvalidIsolationLevelException(
                        "HibernateTransactionManager is not allowed to support custom isolation levels: "
                                + "make sure that its 'prepareConnection' flag is on (the default) and that the "
                                + "Hibernate connection release mode is set to 'on_close' (SpringTransactionFactory's default).");
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Not preparing JDBC Connection of Hibernate Session [" + session + "]");
            }
        }

        if (definition.isReadOnly() && txObject.isNewSession()) {
            // Just set to MANUAL in case of a new Session for this transaction.
            session.setFlushMode(FlushMode.MANUAL);
        }

        if (!definition.isReadOnly() && !txObject.isNewSession()) {
            // We need AUTO or COMMIT for a non-read-only transaction.
            FlushMode flushMode = session.getFlushMode();
            if (FlushMode.isManualFlushMode(session.getFlushMode())) {
                session.setFlushMode(FlushMode.AUTO);
                txObject.getSessionHolder().setPreviousFlushMode(flushMode);
            }
        }

        Transaction hibTx;

        // Register transaction timeout.
        int timeout = determineTimeout(definition);
        if (timeout != TransactionDefinition.TIMEOUT_DEFAULT) {
            // Use Hibernate's own transaction timeout mechanism on Hibernate 3.1+
            // Applies to all statements, also to inserts, updates and deletes!
            hibTx = session.getTransaction();
            hibTx.setTimeout(timeout);
            hibTx.begin();
        } else {
            // Open a plain Hibernate transaction without specified timeout.
            hibTx = session.beginTransaction();
        }

        // Add the Hibernate transaction to the session holder.
        txObject.getSessionHolder().setTransaction(hibTx);

        // Register the Hibernate Session's JDBC Connection for the DataSource, if set.
        if (getDataSource() != null) {
            Connection con = ((SessionImplementor) session).connection();
            ConnectionHolder conHolder = new ConnectionHolder(con);
            if (timeout != TransactionDefinition.TIMEOUT_DEFAULT) {
                conHolder.setTimeoutInSeconds(timeout);
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Exposing Hibernate transaction as JDBC transaction [" + con + "]");
            }
            TransactionSynchronizationManager.bindResource(getDataSource(), conHolder);
            txObject.setConnectionHolder(conHolder);
        }

        // Bind the session holder to the thread.
        if (txObject.isNewSessionHolder()) {
            TransactionSynchronizationManager.bindResource(getSessionFactory(), txObject.getSessionHolder());
        }
        txObject.getSessionHolder().setSynchronizedWithTransaction(true);
    }

    catch (Throwable ex) {
        if (txObject.isNewSession()) {
            try {
                if (session.getTransaction().isActive()) {
                    session.getTransaction().rollback();
                }
            } catch (Throwable ex2) {
                logger.debug("Could not rollback Session after failed transaction begin", ex);
            } finally {
                SessionFactoryUtils.closeSession(session);
            }
        }
        throw new CannotCreateTransactionException("Could not open Hibernate Session for transaction", ex);
    }
}

From source file:org.springframework.orm.hibernate43.SpringSessionContext.java

License:Apache License

/**
 * Retrieve the Spring-managed Session for the current thread, if any.
 *//*  ww  w  .  jav  a 2  s . c o  m*/
public Session currentSession() throws HibernateException {
    Object value = TransactionSynchronizationManager.getResource(this.sessionFactory);
    if (value instanceof Session) {
        return (Session) value;
    } else if (value instanceof SessionHolder) {
        SessionHolder sessionHolder = (SessionHolder) value;
        Session session = sessionHolder.getSession();
        if (TransactionSynchronizationManager.isSynchronizationActive()
                && !sessionHolder.isSynchronizedWithTransaction()) {
            TransactionSynchronizationManager.registerSynchronization(
                    new SpringSessionSynchronization(sessionHolder, this.sessionFactory));
            sessionHolder.setSynchronizedWithTransaction(true);
            // Switch to FlushMode.AUTO, as we have to assume a thread-bound Session
            // with FlushMode.MANUAL, which needs to allow flushing within the transaction.
            FlushMode flushMode = session.getFlushMode();
            if (FlushMode.isManualFlushMode(flushMode)
                    && !TransactionSynchronizationManager.isCurrentTransactionReadOnly()) {
                session.setFlushMode(FlushMode.AUTO);
                sessionHolder.setPreviousFlushMode(flushMode);
            }
        }
        return session;
    } else if (this.jtaSessionContext != null) {
        Session session = this.jtaSessionContext.currentSession();
        if (TransactionSynchronizationManager.isSynchronizationActive()) {
            TransactionSynchronizationManager.registerSynchronization(new SpringFlushSynchronization(session));
        }
        return session;
    } else {
        throw new HibernateException("No Session found for current thread");
    }
}

From source file:org.springframework.orm.hibernate43.SpringSessionSynchronization.java

License:Apache License

public void beforeCommit(boolean readOnly) throws DataAccessException {
    if (!readOnly) {
        Session session = getCurrentSession();
        // Read-write transaction -> flush the Hibernate Session.
        // Further check: only flush when not FlushMode.MANUAL.
        if (!FlushMode.isManualFlushMode(session.getFlushMode())) {
            try {
                SessionFactoryUtils.logger.debug("Flushing Hibernate Session on transaction synchronization");
                session.flush();// www. j a  v a  2s . c om
            } catch (HibernateException ex) {
                throw SessionFactoryUtils.convertHibernateAccessException(ex);
            }
        }
    }
}

From source file:org.springframework.orm.hibernate5.HibernateTransactionManager.java

License:Apache License

@Override
protected void doBegin(Object transaction, TransactionDefinition definition) {
    HibernateTransactionObject txObject = (HibernateTransactionObject) transaction;

    if (txObject.hasConnectionHolder() && !txObject.getConnectionHolder().isSynchronizedWithTransaction()) {
        throw new IllegalTransactionStateException(
                "Pre-bound JDBC Connection found! HibernateTransactionManager does not support "
                        + "running within DataSourceTransactionManager if told to manage the DataSource itself. "
                        + "It is recommended to use a single HibernateTransactionManager for all transactions "
                        + "on a single DataSource, no matter whether Hibernate or JDBC access.");
    }/*from   w  w w . jav  a2s. c  o  m*/

    Session session = null;

    try {
        if (txObject.getSessionHolder() == null
                || txObject.getSessionHolder().isSynchronizedWithTransaction()) {
            Interceptor entityInterceptor = getEntityInterceptor();
            Session newSession = (entityInterceptor != null
                    ? getSessionFactory().withOptions().interceptor(entityInterceptor).openSession()
                    : getSessionFactory().openSession());
            if (logger.isDebugEnabled()) {
                logger.debug("Opened new Session [" + newSession + "] for Hibernate transaction");
            }
            txObject.setSession(newSession);
        }

        session = txObject.getSessionHolder().getSession();

        if (this.prepareConnection && isSameConnectionForEntireSession(session)) {
            // We're allowed to change the transaction settings of the JDBC Connection.
            if (logger.isDebugEnabled()) {
                logger.debug("Preparing JDBC Connection of Hibernate Session [" + session + "]");
            }
            Connection con = ((SessionImplementor) session).connection();
            Integer previousIsolationLevel = DataSourceUtils.prepareConnectionForTransaction(con, definition);
            txObject.setPreviousIsolationLevel(previousIsolationLevel);
            if (this.allowResultAccessAfterCompletion && !txObject.isNewSession()) {
                int currentHoldability = con.getHoldability();
                if (currentHoldability != ResultSet.HOLD_CURSORS_OVER_COMMIT) {
                    txObject.setPreviousHoldability(currentHoldability);
                    con.setHoldability(ResultSet.HOLD_CURSORS_OVER_COMMIT);
                }
            }
        } else {
            // Not allowed to change the transaction settings of the JDBC Connection.
            if (definition.getIsolationLevel() != TransactionDefinition.ISOLATION_DEFAULT) {
                // We should set a specific isolation level but are not allowed to...
                throw new InvalidIsolationLevelException(
                        "HibernateTransactionManager is not allowed to support custom isolation levels: "
                                + "make sure that its 'prepareConnection' flag is on (the default) and that the "
                                + "Hibernate connection release mode is set to 'on_close' (the default for JDBC).");
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Not preparing JDBC Connection of Hibernate Session [" + session + "]");
            }
        }

        if (definition.isReadOnly() && txObject.isNewSession()) {
            // Just set to MANUAL in case of a new Session for this transaction.
            session.setFlushMode(FlushMode.MANUAL);
        }

        if (!definition.isReadOnly() && !txObject.isNewSession()) {
            // We need AUTO or COMMIT for a non-read-only transaction.
            FlushMode flushMode = session.getFlushMode();
            if (session.getFlushMode().equals(FlushMode.MANUAL)) {
                session.setFlushMode(FlushMode.AUTO);
                txObject.getSessionHolder().setPreviousFlushMode(flushMode);
            }
        }

        Transaction hibTx;

        // Register transaction timeout.
        int timeout = determineTimeout(definition);
        if (timeout != TransactionDefinition.TIMEOUT_DEFAULT) {
            // Use Hibernate's own transaction timeout mechanism on Hibernate 3.1+
            // Applies to all statements, also to inserts, updates and deletes!
            hibTx = session.getTransaction();
            hibTx.setTimeout(timeout);
            hibTx.begin();
        } else {
            // Open a plain Hibernate transaction without specified timeout.
            hibTx = session.beginTransaction();
        }

        // Add the Hibernate transaction to the session holder.
        txObject.getSessionHolder().setTransaction(hibTx);

        // Register the Hibernate Session's JDBC Connection for the DataSource, if set.
        if (getDataSource() != null) {
            Connection con = ((SessionImplementor) session).connection();
            ConnectionHolder conHolder = new ConnectionHolder(con);
            if (timeout != TransactionDefinition.TIMEOUT_DEFAULT) {
                conHolder.setTimeoutInSeconds(timeout);
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Exposing Hibernate transaction as JDBC transaction [" + con + "]");
            }
            TransactionSynchronizationManager.bindResource(getDataSource(), conHolder);
            txObject.setConnectionHolder(conHolder);
        }

        // Bind the session holder to the thread.
        if (txObject.isNewSessionHolder()) {
            TransactionSynchronizationManager.bindResource(getSessionFactory(), txObject.getSessionHolder());
        }
        txObject.getSessionHolder().setSynchronizedWithTransaction(true);
    }

    catch (Throwable ex) {
        if (txObject.isNewSession()) {
            try {
                if (session.getTransaction().getStatus() == TransactionStatus.ACTIVE) {
                    session.getTransaction().rollback();
                }
            } catch (Throwable ex2) {
                logger.debug("Could not rollback Session after failed transaction begin", ex);
            } finally {
                SessionFactoryUtils.closeSession(session);
                txObject.setSessionHolder(null);
            }
        }
        throw new CannotCreateTransactionException("Could not open Hibernate Session for transaction", ex);
    }
}

From source file:org.springframework.orm.jpa.vendor.HibernateJpaDialect.java

License:Apache License

protected FlushMode prepareFlushMode(Session session, boolean readOnly) throws PersistenceException {
    FlushMode flushMode = session.getFlushMode();
    if (readOnly) {
        // We should suppress flushing for a read-only transaction.
        if (!flushMode.equals(FlushMode.MANUAL)) {
            session.setFlushMode(FlushMode.MANUAL);
            return flushMode;
        }/*w w w .  j  a v  a2 s  . c o m*/
    } else {
        // We need AUTO or COMMIT for a non-read-only transaction.
        if (flushMode.lessThan(FlushMode.COMMIT)) {
            session.setFlushMode(FlushMode.AUTO);
            return flushMode;
        }
    }
    // No FlushMode change needed...
    return null;
}

From source file:org.squale.squalecommon.enterpriselayer.facade.rule.AuditComputing.java

License:Open Source License

/**
 * Calcul des pratiques/*from  w  w  w  .ja  va2s . c  om*/
 * Chaque pratique est calcule, son rsultat est crit en base de donnes
 * @param pSession session
 * @param pProject projet
 * @param pAudit audit
 * @param pPractices pratiques
 * @throws JrafDaoException si erreur
 */
private static void computePracticesResults(ISession pSession, ProjectBO pProject, AuditBO pAudit,
        Map pPractices) throws JrafDaoException {
    // Les pratiques sont tries par par type
    // de composant pour eviter les appels multiples de recuperation des
    // composants du projet
    Map kindPractices = splitPracticesByKind(pPractices);
    // On traite sparement les pratiques de niveau projet
    computeProjectPractices(pSession, pProject, pAudit, (Collection) kindPractices.remove("project"),
            pPractices);
    Iterator kinds = kindPractices.keySet().iterator();
    while (kinds.hasNext()) {
        String kind = (String) kinds.next();
        LOG.info(RuleMessages.getString("computation.kind", new Object[] { kind }));
        // sauvegarde du mode actuel de flush
        Session hibernateSession = ((SessionImpl) pSession).getSession();
        FlushMode oldFlushMode = hibernateSession.getFlushMode();
        // On ne traite pas les pratiques qui n'ont pas de composant associ
        // (elles n'ont pas de formule)
        if (kind.length() > 0) {
            try {
                // flush de la session
                hibernateSession.flush();
                // le flush automatique est dsactiv pendant tout le calcul de chaque notes
                hibernateSession.setFlushMode(FlushMode.NEVER);

                // Recupration des enfants de bons niveaux... 
                Collection children = AbstractComponentDAOImpl.getInstance().findProjectChildren(pSession,
                        pProject, pAudit, Mapping.getComponentClass("component." + kind));
                Iterator practices = ((Collection) kindPractices.get(kind)).iterator();
                while (practices.hasNext()) {
                    PracticeRuleBO practice = (PracticeRuleBO) practices.next();
                    LOG.info(RuleMessages.getString("computation.practice",
                            new Object[] { practice.getName() }));
                    PracticeResultBO practiceResult = (PracticeResultBO) pPractices.get(practice);
                    // Vrification de la formule
                    FormulaInterpreter interpreter = new FormulaInterpreter();
                    try {
                        // Vrification de la syntaxe de la formule
                        // un exception est leve si elle est incorrecte
                        interpreter.checkSyntax(practice.getFormula());
                        // Calcul de notes pour chaque enfant
                        computePracticeResults(pSession, pAudit, interpreter, practice, practiceResult,
                                children);
                        // Calcul de la note globale de la pratique
                        computePracticeMark(practice, practiceResult);
                    } catch (FormulaException e) {
                        // Si une erreur se produit sur le calcul d'une formule
                        // on stoppe le calcul pour cette pratique
                        LOG.error(RuleMessages.getString("formula.error", new Object[] { practice.getName() }),
                                e);
                    }
                    // Sauvegarde des rsultats de la pratique
                    QualityResultDAOImpl.getInstance().save(pSession, practiceResult);
                }
            } catch (HibernateException e) {
                // Cette erreur est lie  la gestion du flushmode, dans ce cas on se contente de remonter
                // une exception JRAF
                throw new JrafDaoException(e);
            } finally {
                // Remise du mode de flush au mode prcedent
                hibernateSession.setFlushMode(oldFlushMode);
            }
        }
    }
}

From source file:org.wintersleep.wicket.hibernate.SaverImpl.java

License:Apache License

@Transactional
public void save(Object... entities) {
    Session session = sessionFactory.getCurrentSession();
    log.debug("flushMode={}", session.getFlushMode());
    for (Object entity : entities) {
        log.debug("Saving {}", entity);
        session.saveOrUpdate(entity);//from   ww  w . ja  va  2 s .  c o m
        session.flush();
    }
}