diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/HibernateStoreAccessor.java')
-rw-r--r-- | plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/HibernateStoreAccessor.java | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/HibernateStoreAccessor.java b/plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/HibernateStoreAccessor.java new file mode 100644 index 0000000000..2c3dbce6d4 --- /dev/null +++ b/plugins/org.eclipse.emf.cdo.server.hibernate/src/org/eclipse/emf/cdo/server/internal/hibernate/HibernateStoreAccessor.java @@ -0,0 +1,96 @@ +/*************************************************************************** + * Copyright (c) 2004 - 2008 Eike Stepper, Germany, and others + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Eike Stepper - initial API and implementation + * Martin Taal - specific hibernate functionality + **************************************************************************/ +package org.eclipse.emf.cdo.server.internal.hibernate; + +import org.eclipse.emf.cdo.internal.server.StoreAccessor; +import org.eclipse.emf.cdo.server.ISession; +import org.eclipse.emf.cdo.server.IView; +import org.eclipse.emf.cdo.server.hibernate.IHibernateStoreAccessor; +import org.eclipse.emf.cdo.server.internal.hibernate.bundle.OM; + +import org.eclipse.net4j.internal.util.om.trace.ContextTracer; + +import org.hibernate.Session; +import org.hibernate.SessionFactory; + +/** + * @author Eike Stepper + * @author Martin Taal + */ +public class HibernateStoreAccessor extends StoreAccessor implements IHibernateStoreAccessor +{ + private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG, HibernateStoreAccessor.class); + + private Session hibernateSession; + + protected HibernateStoreAccessor(HibernateStore store, ISession session) + { + super(store, session); + TRACER.trace("Created " + this.getClass().getName() + " for repository " + store.getRepository().getName()); + } + + protected HibernateStoreAccessor(HibernateStore store, IView view) + { + super(store, view); + TRACER.trace("Created " + this.getClass().getName() + " for repository " + store.getRepository().getName()); + } + + protected Session createHibernateSession() + { + TRACER.trace("Creating hibernate session and setting it in threadlocal CDOHibernateThreadContext"); + final SessionFactory sessionFactory = getStore().getHibernateSessionFactory(); + final Session session = sessionFactory.openSession(); + CDOHibernateThreadContext.setSession(session); + return session; + } + + @Override + protected void doRelease() + { + TRACER.trace("Releasing hibernate session"); + CDOHibernateThreadContext.setSession(null); + clearHibernateSession(); + } + + /** Clears the current hibernate session and sets a new one in the thread context */ + public void resetHibernateSession() + { + clearHibernateSession(); + getHibernateSession(); + } + + @Override + public HibernateStore getStore() + { + return (HibernateStore)super.getStore(); + } + + public void clearHibernateSession() + { + TRACER.trace("Removing hibernate session"); + if (hibernateSession != null && hibernateSession.isOpen()) + { + TRACER.trace("Closing hibernate session"); + hibernateSession.close(); + } + hibernateSession = null; + } + + public Session getHibernateSession() + { + if (hibernateSession == null) + { + hibernateSession = createHibernateSession(); + } + return hibernateSession; + } +} |