Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeTimerangeState.java @ 8587:07c9ac22f611
(issue1755) Generalise BedQuality result handling
The bedquality calculation now produces a result for each time period
which has BedQualityResultValues for each specific result type.
Formally this was split up in density, porosity and diameter classes
with some bedload diameter classes mixed in for extra fun.
The intent of this commit is to allow more shared code and generic
access patterns to the BedQuality results.
author | Andre Heinecke <andre.heinecke@intevation.de> |
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date | Wed, 18 Mar 2015 18:42:08 +0100 |
parents | e4606eae8ea5 |
children | 5e38e2924c07 |
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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.states; import java.util.Calendar; import java.util.List; import org.apache.log4j.Logger; import org.hibernate.SQLQuery; import org.hibernate.Session; import org.hibernate.type.StandardBasicTypes; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.backend.SessionHolder; import org.dive4elements.river.model.Gauge; import org.dive4elements.river.utils.RiverUtils; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class GaugeTimerangeState extends IntRangeState { /** Private log. */ private static final Logger log = Logger.getLogger(GaugeTimerangeState.class); /** Get 'min' and 'max'times of gauge time intervals. */ protected long[] getLowerUpper(D4EArtifact flys) { Gauge gauge = RiverUtils.getReferenceGauge(flys); if (gauge == null) { log.warn("No reference gauge specified!"); return new long[] { 0, 0 }; } Session session = SessionHolder.HOLDER.get(); SQLQuery query = session.createSQLQuery( "SELECT min(start_time) as min, max(stop_time) as max " + "FROM time_intervals WHERE id in " + "(SELECT time_interval_id FROM discharge_tables " + "WHERE kind <> 0 and gauge_id =:gid)"); query.addScalar("min", StandardBasicTypes.CALENDAR); query.addScalar("max", StandardBasicTypes.CALENDAR); query.setInteger("gid", gauge.getId()); List<?> results = query.list(); if (!results.isEmpty()) { Object[] res = (Object[]) results.get(0); Calendar lo = (Calendar) res[0]; Calendar up = (Calendar) res[1]; if (lo != null && up != null) { return new long[] { lo.getTimeInMillis(), up.getTimeInMillis() }; } } log.warn("Could not determine time range for gauge: " + gauge.getName() + " id: " + gauge.getId()); return null; } @Override protected Object getLower(D4EArtifact flys) { long[] lowerUpper = getLowerUpper(flys); return lowerUpper != null ? lowerUpper[0] : 0; } @Override protected Object getUpper(D4EArtifact flys) { long[] lowerUpper = getLowerUpper(flys); return lowerUpper != null ? lowerUpper[1] : 0; } @Override protected String getUIProvider() { return "gaugetimerange"; } @Override protected String getType() { return "longrange"; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :