Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstFactory.java @ 7357:9d3e44ab25f2
Refactoring: Move functionality of BedHeightAccess into BedHeightFacet for now.
Idea is that Artifact and Access are lightweight. Access access the 'data'
('parameterization') attached to artifact, not the data delivered by means of
artifact and its parameterization.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
---|---|
date | Wed, 16 Oct 2013 10:42:45 +0200 |
parents | af13ceeba52a |
children | 708f210ff242 |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ 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 :