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annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/SessionHolder.java @ 308:084995dd1c9c

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Added a session holder to hold hibernate sessions. flys-artifacts/trunk@1689 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 14 Apr 2011 12:08:47 +0000
parents
children e91873b8b937
rev   line source
308
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.artifacts.model;
084995dd1c9c Added a session holder to hold hibernate sessions.
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2
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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3 import org.apache.log4j.Logger;
084995dd1c9c Added a session holder to hold hibernate sessions.
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4
084995dd1c9c Added a session holder to hold hibernate sessions.
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5 import org.hibernate.Session;
084995dd1c9c Added a session holder to hold hibernate sessions.
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6 import org.hibernate.SessionFactory;
084995dd1c9c Added a session holder to hold hibernate sessions.
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7
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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8 import de.intevation.flys.backend.SessionFactoryProvider;
084995dd1c9c Added a session holder to hold hibernate sessions.
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9
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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10 public class SessionHolder
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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11 {
084995dd1c9c Added a session holder to hold hibernate sessions.
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12 private static Logger logger =
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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13 Logger.getLogger(SessionHolder.class);
084995dd1c9c Added a session holder to hold hibernate sessions.
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14
084995dd1c9c Added a session holder to hold hibernate sessions.
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15 public static final ThreadLocal<Session> HOLDER =
084995dd1c9c Added a session holder to hold hibernate sessions.
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16 new ThreadLocal<Session>() {
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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17 protected Session initialValue() {
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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18 return create();
084995dd1c9c Added a session holder to hold hibernate sessions.
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19 }
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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20 };
084995dd1c9c Added a session holder to hold hibernate sessions.
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21
084995dd1c9c Added a session holder to hold hibernate sessions.
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22 private SessionHolder() {
084995dd1c9c Added a session holder to hold hibernate sessions.
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23 }
084995dd1c9c Added a session holder to hold hibernate sessions.
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24
084995dd1c9c Added a session holder to hold hibernate sessions.
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25 public synchronized static Session create() {
084995dd1c9c Added a session holder to hold hibernate sessions.
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26 logger.debug("create");
084995dd1c9c Added a session holder to hold hibernate sessions.
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27 SessionFactory sessionFactory =
084995dd1c9c Added a session holder to hold hibernate sessions.
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28 SessionFactoryProvider.createSessionFactory();
084995dd1c9c Added a session holder to hold hibernate sessions.
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29 return sessionFactory.openSession();
084995dd1c9c Added a session holder to hold hibernate sessions.
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30 }
084995dd1c9c Added a session holder to hold hibernate sessions.
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31
084995dd1c9c Added a session holder to hold hibernate sessions.
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32 public static Session acquire() {
084995dd1c9c Added a session holder to hold hibernate sessions.
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33 logger.debug("acquire");
084995dd1c9c Added a session holder to hold hibernate sessions.
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34 Session session = create();
084995dd1c9c Added a session holder to hold hibernate sessions.
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35 HOLDER.set(session);
084995dd1c9c Added a session holder to hold hibernate sessions.
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36 return session;
084995dd1c9c Added a session holder to hold hibernate sessions.
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37 }
084995dd1c9c Added a session holder to hold hibernate sessions.
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38
084995dd1c9c Added a session holder to hold hibernate sessions.
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39 public static void release() {
084995dd1c9c Added a session holder to hold hibernate sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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40 logger.debug("release");
084995dd1c9c Added a session holder to hold hibernate sessions.
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41 HOLDER.remove();
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42 }
084995dd1c9c Added a session holder to hold hibernate sessions.
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43 }
084995dd1c9c Added a session holder to hold hibernate sessions.
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44 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org