annotate 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>
date Thu, 18 Oct 2012 12:13:48 +0200
parents 76c75c8b9ee0
children
rev   line source
466
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.backend;
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2
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3 import org.apache.log4j.Logger;
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4
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5 import org.hibernate.Session;
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6 import org.hibernate.SessionFactory;
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7
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8
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9 public class SessionHolder
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10 {
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76c75c8b9ee0 SedDB: Make access to SedDB configurable over conf.xml and provide access to sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 466
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11 private static Logger log =
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12 Logger.getLogger(SessionHolder.class);
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13
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14 public static final ThreadLocal<Session> HOLDER =
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15 new ThreadLocal<Session>() {
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76c75c8b9ee0 SedDB: Make access to SedDB configurable over conf.xml and provide access to sessions.
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16 @Override
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17 protected Session initialValue() {
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18 return create();
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19 }
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20 };
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21
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22 private SessionHolder() {
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23 }
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24
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25 public synchronized static Session create() {
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76c75c8b9ee0 SedDB: Make access to SedDB configurable over conf.xml and provide access to sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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26 log.debug("create");
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27 SessionFactory sessionFactory =
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28 SessionFactoryProvider.getSessionFactory();
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29 return sessionFactory.openSession();
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30 }
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31
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32 public static Session acquire() {
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76c75c8b9ee0 SedDB: Make access to SedDB configurable over conf.xml and provide access to sessions.
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33 log.debug("acquire");
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34 Session session = create();
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35 HOLDER.set(session);
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36 return session;
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37 }
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38
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39 public static void release() {
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76c75c8b9ee0 SedDB: Make access to SedDB configurable over conf.xml and provide access to sessions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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40 log.debug("release");
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41 HOLDER.remove();
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42 }
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43 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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44 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

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