Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstFactory.java @ 5838:5aa05a7a34b7
Rename modules to more fitting names.
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 15:23:37 +0200 |
| parents | flys-artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstFactory.java@bd047b71ab37 |
| children | 4897a58c8746 |
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| 5837:d9901a08d0a6 | 5838:5aa05a7a34b7 |
|---|---|
| 1 package org.dive4elements.river.artifacts.model; | |
| 2 | |
| 3 import java.util.List; | |
| 4 | |
| 5 import org.dive4elements.river.backend.SessionHolder; | |
| 6 import org.dive4elements.river.model.River; | |
| 7 import org.dive4elements.river.model.Wst; | |
| 8 | |
| 9 import org.hibernate.Query; | |
| 10 import org.hibernate.Session; | |
| 11 | |
| 12 /** | |
| 13 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 14 */ | |
| 15 public class WstFactory { | |
| 16 | |
| 17 public static final int DEFAULT_KIND = 0; | |
| 18 | |
| 19 /** We don't need to instantiate concrete objects of this class. */ | |
| 20 private WstFactory() { | |
| 21 } | |
| 22 | |
| 23 | |
| 24 /** | |
| 25 * Returns the Wst object for a given river. | |
| 26 * | |
| 27 * @param river The river. | |
| 28 * | |
| 29 * @return the Wst of <i>river</i>. | |
| 30 */ | |
| 31 public static Wst getWst(River river) { | |
| 32 return getWst(river, DEFAULT_KIND); | |
| 33 } | |
| 34 | |
| 35 public static Wst getWst(River river, int kind) { | |
| 36 Session session = SessionHolder.HOLDER.get(); | |
| 37 | |
| 38 Query query = session.createQuery( | |
| 39 "from Wst where river=:river and kind = :kind"); | |
| 40 query.setParameter("river", river); | |
| 41 query.setInteger("kind", kind); | |
| 42 | |
| 43 List<Wst> wsts = query.list(); | |
| 44 | |
| 45 return wsts.isEmpty() ? null : wsts.get(0); | |
| 46 } | |
| 47 } | |
| 48 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |