Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/GaugesFactory.java @ 4655:cd44d28d0fbc
Move the access to artifact data to the Access object
Use BedHeightAccess class to receive the data from the artifact. This abstracts
the data access from the actual artifact.
author | Björn Ricks <bjoern.ricks@intevation.de> |
---|---|
date | Tue, 11 Dec 2012 09:44:04 +0100 |
parents | 7e19449d7826 |
children |
line wrap: on
line source
package de.intevation.flys.artifacts.model; import java.util.List; import java.util.ArrayList; import de.intevation.flys.backend.SessionHolder; import de.intevation.flys.model.River; import de.intevation.flys.model.Gauge; import de.intevation.flys.model.Range; import org.hibernate.Session; import org.hibernate.Query; public class GaugesFactory { public static List<Gauge> getGauges(River river) { return getGauges(river.getName()); } public static Gauge getGauge(String gaugeName) { Session session = SessionHolder.HOLDER.get(); Query query = session.createQuery( "from Gauge where name=:name"); query.setParameter("name", gaugeName); List<Gauge> res = query.list(); return res.isEmpty() ? null : res.get(0); } public static List<Gauge> getGauges(String river) { Session session = SessionHolder.HOLDER.get(); Query query = session.createQuery( "from Gauge where river.name=:name"); query.setParameter("name", river); return query.list(); } public static List<Gauge> filterRanges( List<Gauge> gauges, List<double []> ranges ) { // XXX: Inefficent! ArrayList<Range> rs = new ArrayList<Range>(); for (double [] range: ranges) { double a = range[0]; double b = range[1]; rs.add(new Range(Math.min(a, b), Math.max(a, b), null)); } return filter(gauges, rs); } public static List<Gauge> filter(List<Gauge> gauges, List<Range> ranges) { // TODO: Make it an HQL filter! ArrayList<Gauge> out = new ArrayList<Gauge>(); for (Gauge gauge: gauges) { Range range = gauge.getRange(); for (Range cmp: ranges) { if (range.intersects(cmp)) { out.add(gauge); break; } } } return out; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :