Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/context/SessionCallContextListener.java @ 307:84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
flys-artifacts/trunk@1687 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 14 Apr 2011 11:18:28 +0000 |
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children | 084995dd1c9c |
rev | line source |
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84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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1 package de.intevation.flys.artifacts.context; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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2 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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3 import org.apache.log4j.Logger; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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4 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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5 import org.hibernate.Session; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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6 import org.hibernate.SessionFactory; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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7 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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8 import de.intevation.flys.backend.SessionFactoryProvider; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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9 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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10 import de.intevation.artifacts.CallContext; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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11 import de.intevation.artifacts.CallContext.Listener; |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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12 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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13 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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14 /** |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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15 * This CallContextListener is used to initialize a ThreadLocal variable in |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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16 * each CallContext (for each request) that holds Sessions. |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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17 * |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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19 */ |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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20 public class SessionCallContextListener implements Listener { |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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21 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
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22 public static final String SESSION_HOLDER_KEY = "context.session.holder"; |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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23 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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24 /** The logger that is used in this class.*/ |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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25 private static Logger logger = |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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26 Logger.getLogger(SessionCallContextListener.class); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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27 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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28 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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29 public SessionCallContextListener() { |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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30 } |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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31 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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32 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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33 /** |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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34 * Initializes a ThreadLocal variable that is used to hold sessions. |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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35 * |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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36 * @param context The CallContext. |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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37 */ |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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38 public void init(CallContext context) { |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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39 logger.debug("SessionCallContextListener.init"); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
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40 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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41 ThreadLocal<Session> sessionHolder = new ThreadLocal<Session>(); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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42 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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43 SessionFactory sessionFactory = |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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44 SessionFactoryProvider.createSessionFactory(); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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45 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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46 Session session = sessionFactory.openSession(); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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47 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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48 sessionHolder.set(session); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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49 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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50 context.putContextValue(SESSION_HOLDER_KEY, sessionHolder); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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51 } |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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52 |
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Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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53 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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54 /** |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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55 * Closes open sessions of the ThreadLocal variable opened in init(). |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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56 * |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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57 * @param context The CallContext. |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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58 */ |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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59 public void close(CallContext context) { |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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60 logger.debug("SessionCallContextListener.close"); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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61 |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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62 ThreadLocal<Session> sessionHolder = (ThreadLocal<Session>) |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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63 context.getContextValue(SESSION_HOLDER_KEY); |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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64 |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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65 Session session = sessionHolder.get(); |
84f8462790cb
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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66 |
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67 session.close(); |
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68 sessionHolder.remove(); |
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69 } |
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
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70 } |
84f8462790cb
Added an Implementation of CallContext.Listener to open/close Hibernate Sessions for each request.
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71 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |