Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/backend/SessionHolder.java @ 4173:7d4480c0e68e
Allow users to select the current relevant discharge table in historical discharge table calculattion.
In addition to this, the discharge tables in the helper panel displayed in the client is ordered in time.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 18 Oct 2012 12:13:48 +0200 |
parents | 76c75c8b9ee0 |
children |
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package de.intevation.flys.backend; import org.apache.log4j.Logger; import org.hibernate.Session; import org.hibernate.SessionFactory; public class SessionHolder { private static Logger log = Logger.getLogger(SessionHolder.class); public static final ThreadLocal<Session> HOLDER = new ThreadLocal<Session>() { @Override protected Session initialValue() { return create(); } }; private SessionHolder() { } public synchronized static Session create() { log.debug("create"); SessionFactory sessionFactory = SessionFactoryProvider.getSessionFactory(); return sessionFactory.openSession(); } public static Session acquire() { log.debug("acquire"); Session session = create(); HOLDER.set(session); return session; } public static void release() { log.debug("release"); HOLDER.remove(); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :