Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/CollisionHibernateFactory.java @ 9425:3f49835a00c3
Extended CrossSectionFacet so it may fetch different data from within the artifact result.
Also allows to have acces to the potentially already computed artifact result via its normal computation cache.
author | gernotbelger |
---|---|
date | Fri, 17 Aug 2018 15:31:02 +0200 |
parents | 766890addcb2 |
children |
line wrap: on
line source
/** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde * Software engineering by * Björnsen Beratende Ingenieure GmbH * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt * * 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.ArrayList; import java.util.Iterator; import java.util.List; import org.dive4elements.river.backend.SessionHolder; import org.dive4elements.river.model.River; import org.dive4elements.river.model.sinfo.Collision; import org.hibernate.HibernateException; import org.hibernate.Query; import org.hibernate.Session; import org.hibernate.Transaction; /** * @author Domenico Nardi Tironi * */ public class CollisionHibernateFactory { public static List<Collision> getCollisionsByRiver(final River river) { final String queryStr = "FROM Collision WHERE river_id = :river_id"; final List<Collision> list = new ArrayList<>(); final Session session = SessionHolder.HOLDER.get(); try { final Transaction transaction = session.beginTransaction(); final Query query = session.createQuery(queryStr); query.setParameter("river_id", river.getId()); final List<Collision> collisions = query.list(); final Iterator<Collision> iterator = collisions.iterator(); while (iterator.hasNext()) { final Collision coll = iterator.next(); // final CollisionHibernateFactory factory = new CollisionHibernateFactory(coll.getId(), coll.getYear()); list.add(coll); } transaction.commit(); // komisch, dass die Iteration davor im Code steht... } catch (final HibernateException e) { e.printStackTrace(); } return list; } }