Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/backend/SedDBSessionHolder.java @ 3333:76c75c8b9ee0
SedDB: Make access to SedDB configurable over conf.xml and provide access to sessions.
flys-backend/trunk@4666 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Thu, 14 Jun 2012 15:39:42 +0000 |
| parents | |
| children |
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| 3332:aa8ed778c8cc | 3333:76c75c8b9ee0 |
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| 1 package de.intevation.flys.backend; | |
| 2 | |
| 3 import org.apache.log4j.Logger; | |
| 4 | |
| 5 import org.hibernate.Session; | |
| 6 import org.hibernate.SessionFactory; | |
| 7 | |
| 8 public class SedDBSessionHolder | |
| 9 { | |
| 10 private static Logger log = | |
| 11 Logger.getLogger(SedDBSessionHolder.class); | |
| 12 | |
| 13 public static final ThreadLocal<Session> HOLDER = | |
| 14 new ThreadLocal<Session>() { | |
| 15 @Override | |
| 16 protected Session initialValue() { | |
| 17 return create(); | |
| 18 } | |
| 19 }; | |
| 20 | |
| 21 private SedDBSessionHolder() { | |
| 22 } | |
| 23 | |
| 24 public synchronized static Session create() { | |
| 25 log.debug("create"); | |
| 26 SessionFactory sessionFactory = | |
| 27 SessionFactoryProvider.getSedDBSessionFactory(); | |
| 28 return sessionFactory.openSession(); | |
| 29 } | |
| 30 | |
| 31 public static Session acquire() { | |
| 32 log.debug("acquire"); | |
| 33 Session session = create(); | |
| 34 HOLDER.set(session); | |
| 35 return session; | |
| 36 } | |
| 37 | |
| 38 public static void release() { | |
| 39 log.debug("release"); | |
| 40 HOLDER.remove(); | |
| 41 } | |
| 42 } | |
| 43 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |