Example usage for org.hibernate Session getFlushMode

List of usage examples for org.hibernate Session getFlushMode

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.jboss.dashboard.workspace.WorkspacesManager.java

License:Apache License

public Workspace getWorkspaceByUrl(final String url) throws Exception {
    final Workspace[] workspace = new Workspace[1];
    new HibernateTxFragment() {
        protected void txFragment(Session session) throws Exception {
            FlushMode oldFlushMode = session.getFlushMode();
            session.setFlushMode(FlushMode.NEVER);
            Query q = session/*from   www  . j a  v  a 2  s .  co  m*/
                    .createQuery(" from " + WorkspaceImpl.class.getName() + " p where p.friendlyUrl = :url");
            q.setString("url", url);
            q.setCacheable(true);
            List l = q.list();
            if (l.size() == 1) {
                workspace[0] = (Workspace) l.get(0);
            }
            session.setFlushMode(oldFlushMode);
        }
    }.execute();
    return workspace[0];
}

From source file:org.jspresso.framework.application.backend.persistence.hibernate.HibernateBackendController.java

License:Open Source License

private void initializeProperty(IComponent componentOrEntity, String propertyName) {
    Session hibernateSession = getHibernateSession();
    FlushMode oldFlushMode = hibernateSession.getFlushMode();
    try {/*from ww w . ja  v a2  s. c  om*/
        // Temporary switch to a read-only session.
        hibernateSession.setFlushMode(FlushMode.MANUAL);
        try {
            currentInitializationSession = hibernateSession;
            performPropertyInitializationUsingSession(componentOrEntity, propertyName, hibernateSession);
        } finally {
            currentInitializationSession = null;
        }
    } finally {
        hibernateSession.setFlushMode(oldFlushMode);
    }
}

From source file:org.kuali.rice.krad.dao.impl.BusinessObjectDaoJpa.java

License:Educational Community License

/**
 * @see org.kuali.rice.krad.dao.BusinessObjectDao#manageReadOnly(org.kuali.rice.krad.bo.PersistableBusinessObject)
 *///from  ww  w .  j av  a  2 s.  c  o m
public PersistableBusinessObject manageReadOnly(PersistableBusinessObject bo) {
    Session session = ((HibernateEntityManager) entityManager).getSession();
    FlushMode currentFlushMode = session.getFlushMode();
    session.setFlushMode(FlushMode.MANUAL); // make sure the merge doesn't flush what we're trying to make read only
    PersistableBusinessObject managedBO = entityManager.merge(bo);
    session.setReadOnly(managedBO, true);
    session.setFlushMode(currentFlushMode);
    return managedBO;
}

From source file:org.openmrs.api.db.hibernate.HibernateTransactionManagerFlushOnCommit.java

License:Open Source License

/**
 * @see org.springframework.orm.hibernate3.HibernateTransactionManager#doBegin(java.lang.Object,
 *      org.springframework.transaction.TransactionDefinition)
 *//*from  w ww. j a  va2  s.c o  m*/
@Override
protected void doBegin(Object transaction, TransactionDefinition definition) {
    super.doBegin(transaction, definition);
    Session session = getSessionFactory().getCurrentSession();
    if (!session.getFlushMode().lessThan(FlushMode.COMMIT)) {
        session.setFlushMode(FlushMode.COMMIT);
    }
}

From source file:org.seasar.hibernate3.impl.S2SessionFactoryImpl.java

License:Apache License

private void flushSession(Transaction tx) {
    Session session = (Session) txSessions_.get(tx);
    if (session == null || !session.isOpen() || session.getFlushMode().equals(FlushMode.NEVER)) {
        return;//from  ww  w .  jav a2  s.  c o  m
    }
    session.flush();
}

From source file:org.sparkcommerce.openadmin.server.service.persistence.module.BasicPersistenceModule.java

License:Apache License

@Override
public Serializable createPopulatedInstance(Serializable instance, Entity entity,
        Map<String, FieldMetadata> unfilteredProperties, Boolean setId, Boolean validateUnsubmittedProperties)
        throws ValidationException {
    Map<String, FieldMetadata> mergedProperties = filterOutCollectionMetadata(unfilteredProperties);
    FieldManager fieldManager = getFieldManager();
    boolean handled = false;
    for (FieldPersistenceProvider fieldPersistenceProvider : fieldPersistenceProviders) {
        FieldProviderResponse response = fieldPersistenceProvider
                .filterProperties(new AddFilterPropertiesRequest(entity), unfilteredProperties);
        if (FieldProviderResponse.NOT_HANDLED != response) {
            handled = true;//  ww  w  .  j av a 2 s. c  om
        }
        if (FieldProviderResponse.HANDLED_BREAK == response) {
            break;
        }
    }
    if (!handled) {
        defaultFieldPersistenceProvider.filterProperties(new AddFilterPropertiesRequest(entity),
                unfilteredProperties);
    }
    Session session = getPersistenceManager().getDynamicEntityDao().getStandardEntityManager()
            .unwrap(Session.class);
    FlushMode originalFlushMode = session.getFlushMode();
    try {
        session.setFlushMode(FlushMode.MANUAL);
        for (Property property : entity.getProperties()) {
            BasicFieldMetadata metadata = (BasicFieldMetadata) mergedProperties.get(property.getName());
            Class<?> returnType;
            if (!property.getName().contains(FieldManager.MAPFIELDSEPARATOR)
                    && !property.getName().startsWith("__")) {
                Field field = fieldManager.getField(instance.getClass(), property.getName());
                if (field == null) {
                    LOG.debug("Unable to find a bean property for the reported property: " + property.getName()
                            + ". Ignoring property.");
                    continue;
                }
                returnType = field.getType();
            } else {
                if (metadata == null) {
                    LOG.debug("Unable to find a metadata property for the reported property: "
                            + property.getName() + ". Ignoring property.");
                    continue;
                }
                returnType = getMapFieldType(instance, fieldManager, property);
                if (returnType == null) {
                    returnType = getBasicSparkType(metadata.getFieldType());
                }
            }
            if (returnType == null) {
                throw new IllegalAccessException(
                        "Unable to determine the value type for the property (" + property.getName() + ")");
            }
            String value = property.getValue();
            if (metadata != null) {
                Boolean mutable = metadata.getMutable();
                Boolean readOnly = metadata.getReadOnly();

                if (metadata.getFieldType().equals(SupportedFieldType.BOOLEAN)) {
                    if (value == null) {
                        value = "false";
                    }
                }

                if ((mutable == null || mutable) && (readOnly == null || !readOnly)) {
                    if (value != null) {
                        handled = false;
                        PopulateValueRequest request = new PopulateValueRequest(setId, fieldManager, property,
                                metadata, returnType, value, persistenceManager, this);

                        boolean attemptToPopulate = true;
                        for (PopulateValueRequestValidator validator : populateValidators) {
                            PropertyValidationResult validationResult = validator.validate(request, instance);
                            if (!validationResult.isValid()) {
                                entity.addValidationError(property.getName(),
                                        validationResult.getErrorMessage());
                                attemptToPopulate = false;
                            }
                        }

                        if (attemptToPopulate) {
                            for (FieldPersistenceProvider fieldPersistenceProvider : fieldPersistenceProviders) {
                                FieldProviderResponse response = fieldPersistenceProvider.populateValue(request,
                                        instance);
                                if (FieldProviderResponse.NOT_HANDLED != response) {
                                    handled = true;
                                }
                                if (FieldProviderResponse.HANDLED_BREAK == response) {
                                    break;
                                }
                            }
                            if (!handled) {
                                defaultFieldPersistenceProvider
                                        .populateValue(
                                                new PopulateValueRequest(setId, fieldManager, property,
                                                        metadata, returnType, value, persistenceManager, this),
                                                instance);
                            }
                        }
                    } else {
                        try {
                            if (fieldManager.getFieldValue(instance, property.getName()) != null
                                    && (metadata.getFieldType() != SupportedFieldType.ID || setId)
                                    && metadata.getFieldType() != SupportedFieldType.PASSWORD) {
                                if (fieldManager.getFieldValue(instance, property.getName()) != null) {
                                    property.setIsDirty(true);
                                }
                                fieldManager.setFieldValue(instance, property.getName(), null);
                            }
                        } catch (FieldNotAvailableException e) {
                            throw new IllegalArgumentException(e);
                        }
                    }
                }
            }
        }
        validate(entity, instance, mergedProperties, validateUnsubmittedProperties);
        //if validation failed, refresh the current instance so that none of the changes will be persisted
        if (entity.isValidationFailure()) {
            //only refresh the instance if it was managed to begin with
            if (persistenceManager.getDynamicEntityDao().getStandardEntityManager().contains(instance)) {
                persistenceManager.getDynamicEntityDao().refresh(instance);
            }

            //re-initialize the valid properties for the entity in order to deal with the potential of not
            //completely sending over all checkbox/radio fields
            List<Serializable> entityList = new ArrayList<Serializable>(1);
            entityList.add(instance);
            Entity invalid = getRecords(mergedProperties, entityList, null, null)[0];
            invalid.setPropertyValidationErrors(entity.getPropertyValidationErrors());
            invalid.overridePropertyValues(entity);

            StringBuilder sb = new StringBuilder();
            for (Map.Entry<String, List<String>> entry : invalid.getPropertyValidationErrors().entrySet()) {
                Iterator<String> itr = entry.getValue().iterator();
                while (itr.hasNext()) {
                    sb.append(entry.getKey());
                    sb.append(" : ");
                    sb.append(itr.next());
                    if (itr.hasNext()) {
                        sb.append(" / ");
                    }
                }
            }

            throw new ValidationException(invalid, "The entity has failed validation - " + sb.toString());
        } else {
            fieldManager.persistMiddleEntities();
        }
    } catch (IllegalAccessException e) {
        throw new PersistenceException(e);
    } catch (InstantiationException e) {
        throw new PersistenceException(e);
    } finally {
        session.setFlushMode(originalFlushMode);
    }
    return instance;
}

From source file:org.springframework.orm.hibernate3.HibernateAccessor.java

License:Apache License

/**
 * Apply the flush mode that's been specified for this accessor
 * to the given Session.//from  w  w w .  jav a  2  s.c om
 * @param session the current Hibernate Session
 * @param existingTransaction if executing within an existing transaction
 * @return the previous flush mode to restore after the operation,
 * or {@code null} if none
 * @see #setFlushMode
 * @see org.hibernate.Session#setFlushMode
 */
protected FlushMode applyFlushMode(Session session, boolean existingTransaction) {
    if (getFlushMode() == FLUSH_NEVER) {
        if (existingTransaction) {
            FlushMode previousFlushMode = session.getFlushMode();
            if (!previousFlushMode.lessThan(FlushMode.COMMIT)) {
                session.setFlushMode(FlushMode.MANUAL);
                return previousFlushMode;
            }
        } else {
            session.setFlushMode(FlushMode.MANUAL);
        }
    } else if (getFlushMode() == FLUSH_EAGER) {
        if (existingTransaction) {
            FlushMode previousFlushMode = session.getFlushMode();
            if (!previousFlushMode.equals(FlushMode.AUTO)) {
                session.setFlushMode(FlushMode.AUTO);
                return previousFlushMode;
            }
        } else {
            // rely on default FlushMode.AUTO
        }
    } else if (getFlushMode() == FLUSH_COMMIT) {
        if (existingTransaction) {
            FlushMode previousFlushMode = session.getFlushMode();
            if (previousFlushMode.equals(FlushMode.AUTO) || previousFlushMode.equals(FlushMode.ALWAYS)) {
                session.setFlushMode(FlushMode.COMMIT);
                return previousFlushMode;
            }
        } else {
            session.setFlushMode(FlushMode.COMMIT);
        }
    } else if (getFlushMode() == FLUSH_ALWAYS) {
        if (existingTransaction) {
            FlushMode previousFlushMode = session.getFlushMode();
            if (!previousFlushMode.equals(FlushMode.ALWAYS)) {
                session.setFlushMode(FlushMode.ALWAYS);
                return previousFlushMode;
            }
        } else {
            session.setFlushMode(FlushMode.ALWAYS);
        }
    }
    return null;
}

From source file:org.springframework.orm.hibernate3.HibernateTemplate.java

License:Apache License

/**
 * Check whether write operations are allowed on the given Session.
 * <p>Default implementation throws an InvalidDataAccessApiUsageException in
 * case of {@code FlushMode.MANUAL}. Can be overridden in subclasses.
 * @param session current Hibernate Session
 * @throws InvalidDataAccessApiUsageException if write operations are not allowed
 * @see #setCheckWriteOperations/*from ww w .  j a  va  2s  .co  m*/
 * @see #getFlushMode()
 * @see #FLUSH_EAGER
 * @see org.hibernate.Session#getFlushMode()
 * @see org.hibernate.FlushMode#MANUAL
 */
protected void checkWriteOperationAllowed(Session session) throws InvalidDataAccessApiUsageException {
    if (isCheckWriteOperations() && getFlushMode() != FLUSH_EAGER
            && session.getFlushMode().lessThan(FlushMode.COMMIT)) {
        throw new InvalidDataAccessApiUsageException(
                "Write operations are not allowed in read-only mode (FlushMode.MANUAL): "
                        + "Turn your Session into FlushMode.COMMIT/AUTO or remove 'readOnly' marker from transaction definition.");
    }
}

From source file:org.springframework.orm.hibernate3.HibernateTransactionManager.java

License:Apache License

@Override
@SuppressWarnings("deprecation")
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  ww  . ja  v a 2 s  .  co  m*/

    Session session = null;

    try {
        if (txObject.getSessionHolder() == null
                || txObject.getSessionHolder().isSynchronizedWithTransaction()) {
            Interceptor entityInterceptor = getEntityInterceptor();
            Session newSession = (entityInterceptor != null ? getSessionFactory().openSession(entityInterceptor)
                    : getSessionFactory().openSession());
            if (logger.isDebugEnabled()) {
                logger.debug("Opened new Session [" + SessionFactoryUtils.toString(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 ["
                        + SessionFactoryUtils.toString(session) + "]");
            }
            Connection con = 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). "
                                + "Make sure that your LocalSessionFactoryBean actually uses SpringTransactionFactory: Your "
                                + "Hibernate properties should *not* include a 'hibernate.transaction.factory_class' property!");
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Not preparing JDBC Connection of Hibernate Session ["
                        + SessionFactoryUtils.toString(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.lessThan(FlushMode.COMMIT)) {
                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 = 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);
                txObject.setSessionHolder(null);
            }
        }
        throw new CannotCreateTransactionException("Could not open Hibernate Session for transaction", ex);
    }
}

From source file:org.springframework.orm.hibernate3.SessionFactoryUtils.java

License:Apache License

/**
 * Get a Hibernate Session for the given SessionFactory. Is aware of and will
 * return any existing corresponding Session bound to the current thread, for
 * example when using {@link HibernateTransactionManager}. Will create a new
 * Session otherwise, if "allowCreate" is {@code true}.
 * <p>Same as {@link #getSession}, but throwing the original HibernateException.
 * @param sessionFactory Hibernate SessionFactory to create the session with
 * @param entityInterceptor Hibernate entity interceptor, or {@code null} if none
 * @param jdbcExceptionTranslator SQLExcepionTranslator to use for flushing the
 * Session on transaction synchronization (may be {@code null})
 * @param allowCreate whether a non-transactional Session should be created
 * when no transactional Session can be found for the current thread
 * @return the Hibernate Session/*from  ww  w  . j  a  va 2  s .c  o m*/
 * @throws HibernateException if the Session couldn't be created
 * @throws IllegalStateException if no thread-bound Session found and
 * "allowCreate" is {@code false}
 */
private static Session doGetSession(SessionFactory sessionFactory, Interceptor entityInterceptor,
        SQLExceptionTranslator jdbcExceptionTranslator, boolean allowCreate)
        throws HibernateException, IllegalStateException {

    Assert.notNull(sessionFactory, "No SessionFactory specified");

    Object resource = TransactionSynchronizationManager.getResource(sessionFactory);
    if (resource instanceof Session) {
        return (Session) resource;
    }
    SessionHolder sessionHolder = (SessionHolder) resource;
    if (sessionHolder != null && !sessionHolder.isEmpty()) {
        // pre-bound Hibernate Session
        Session session = null;
        if (TransactionSynchronizationManager.isSynchronizationActive()
                && sessionHolder.doesNotHoldNonDefaultSession()) {
            // Spring transaction management is active ->
            // register pre-bound Session with it for transactional flushing.
            session = sessionHolder.getValidatedSession();
            if (session != null && !sessionHolder.isSynchronizedWithTransaction()) {
                logger.debug("Registering Spring transaction synchronization for existing Hibernate Session");
                TransactionSynchronizationManager.registerSynchronization(new SpringSessionSynchronization(
                        sessionHolder, sessionFactory, jdbcExceptionTranslator, 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.lessThan(FlushMode.COMMIT)
                        && !TransactionSynchronizationManager.isCurrentTransactionReadOnly()) {
                    session.setFlushMode(FlushMode.AUTO);
                    sessionHolder.setPreviousFlushMode(flushMode);
                }
            }
        } else {
            // No Spring transaction management active -> try JTA transaction synchronization.
            session = getJtaSynchronizedSession(sessionHolder, sessionFactory, jdbcExceptionTranslator);
        }
        if (session != null) {
            return session;
        }
    }

    logger.debug("Opening Hibernate Session");
    Session session = (entityInterceptor != null ? sessionFactory.openSession(entityInterceptor)
            : sessionFactory.openSession());

    // Use same Session for further Hibernate actions within the transaction.
    // Thread object will get removed by synchronization at transaction completion.
    if (TransactionSynchronizationManager.isSynchronizationActive()) {
        // We're within a Spring-managed transaction, possibly from JtaTransactionManager.
        logger.debug("Registering Spring transaction synchronization for new Hibernate Session");
        SessionHolder holderToUse = sessionHolder;
        if (holderToUse == null) {
            holderToUse = new SessionHolder(session);
        } else {
            holderToUse.addSession(session);
        }
        if (TransactionSynchronizationManager.isCurrentTransactionReadOnly()) {
            session.setFlushMode(FlushMode.MANUAL);
        }
        TransactionSynchronizationManager.registerSynchronization(
                new SpringSessionSynchronization(holderToUse, sessionFactory, jdbcExceptionTranslator, true));
        holderToUse.setSynchronizedWithTransaction(true);
        if (holderToUse != sessionHolder) {
            TransactionSynchronizationManager.bindResource(sessionFactory, holderToUse);
        }
    } else {
        // No Spring transaction management active -> try JTA transaction synchronization.
        registerJtaSynchronization(session, sessionFactory, jdbcExceptionTranslator, sessionHolder);
    }

    // Check whether we are allowed to return the Session.
    if (!allowCreate && !isSessionTransactional(session, sessionFactory)) {
        closeSession(session);
        throw new IllegalStateException("No Hibernate Session bound to thread, "
                + "and configuration does not allow creation of non-transactional one here");
    }

    return session;
}