Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstFactory.java @ 5859:a3cd78333185
Removed obsolete imports.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Sun, 28 Apr 2013 13:45:22 +0200 |
parents | 5aa05a7a34b7 |
children | 4897a58c8746 |
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package org.dive4elements.river.artifacts.model; import java.util.List; import org.dive4elements.river.backend.SessionHolder; import org.dive4elements.river.model.River; import org.dive4elements.river.model.Wst; import org.hibernate.Query; import org.hibernate.Session; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class WstFactory { public static final int DEFAULT_KIND = 0; /** We don't need to instantiate concrete objects of this class. */ private WstFactory() { } /** * Returns the Wst object for a given river. * * @param river The river. * * @return the Wst of <i>river</i>. */ public static Wst getWst(River river) { return getWst(river, DEFAULT_KIND); } public static Wst getWst(River river, int kind) { Session session = SessionHolder.HOLDER.get(); Query query = session.createQuery( "from Wst where river=:river and kind = :kind"); query.setParameter("river", river); query.setInteger("kind", kind); List<Wst> wsts = query.list(); return wsts.isEmpty() ? null : wsts.get(0); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :