Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/backend/SessionHolder.java @ 3319:a938b214b303

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Tagged module flys-backend as '2.7'. flys-backend/trunk@4531 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Sun, 27 May 2012 10:54:36 +0000
parents 8bd50b41dea6
children 76c75c8b9ee0
rev   line source
466
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.backend;
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 import org.apache.log4j.Logger;
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5 import org.hibernate.Session;
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 import org.hibernate.SessionFactory;
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 public class SessionHolder
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10 {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11 private static Logger logger =
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
12 Logger.getLogger(SessionHolder.class);
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
13
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14 public static final ThreadLocal<Session> HOLDER =
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15 new ThreadLocal<Session>() {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16 protected Session initialValue() {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17 return create();
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 };
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21 private SessionHolder() {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 public synchronized static Session create() {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25 logger.debug("create");
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 SessionFactory sessionFactory =
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 SessionFactoryProvider.getSessionFactory();
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 return sessionFactory.openSession();
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 public static Session acquire() {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 logger.debug("acquire");
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33 Session session = create();
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34 HOLDER.set(session);
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 return session;
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
36 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38 public static void release() {
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
39 logger.debug("release");
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
40 HOLDER.remove();
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
42 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
43 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org