Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/WstFactory.java @ 8098:09725b65955a
Add new and simplyfied SedimentLoadFacet
The SedimentLoadFacet is intended to work with the Measurement stations.
It uses the same mechanismn to access the Mesurement station values
as the calculation does.
SedimentLoadLS values need a different facet that will come soon.
author | Andre Heinecke <andre.heinecke@intevation.de> |
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date | Fri, 15 Aug 2014 18:27:19 +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 :