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annotate flys-backend/src/main/java/de/intevation/flys/backend/SessionHolder.java @ 4219:b7535b66490e

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Show the 'DischargeTablesChart' when choosing the calculation timerange in historical discharge calculation.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 23 Oct 2012 12:24:23 +0200
parents 76c75c8b9ee0
children
rev   line source
466
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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1 package de.intevation.flys.backend;
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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2
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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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
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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8
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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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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8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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12 Logger.getLogger(SessionHolder.class);
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13
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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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 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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20 };
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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21
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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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.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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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>
parents: 466
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40 log.debug("release");
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41 HOLDER.remove();
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42 }
8bd50b41dea6 Moved the SessionHolder from flys-artifacts to flys-backend.
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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 :
http://dive4elements.wald.intevation.org