Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/org/dive4elements/river/artifacts/states/GaugeTimerangeState.java @ 5831:bd047b71ab37
Repaired internal references
| author | Sascha L. Teichmann <teichmann@intevation.de> |
|---|---|
| date | Thu, 25 Apr 2013 12:06:39 +0200 |
| parents | flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/GaugeTimerangeState.java@12766ab27a36 |
| children |
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| 5830:160f53ee0870 | 5831:bd047b71ab37 |
|---|---|
| 1 package org.dive4elements.river.artifacts.states; | |
| 2 | |
| 3 import java.util.Calendar; | |
| 4 import java.util.List; | |
| 5 | |
| 6 import org.apache.log4j.Logger; | |
| 7 import org.hibernate.SQLQuery; | |
| 8 import org.hibernate.Session; | |
| 9 import org.hibernate.type.StandardBasicTypes; | |
| 10 | |
| 11 import org.dive4elements.river.artifacts.FLYSArtifact; | |
| 12 import org.dive4elements.river.backend.SessionHolder; | |
| 13 import org.dive4elements.river.model.Gauge; | |
| 14 import org.dive4elements.river.utils.FLYSUtils; | |
| 15 | |
| 16 | |
| 17 /** | |
| 18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 19 */ | |
| 20 public class GaugeTimerangeState extends IntRangeState { | |
| 21 | |
| 22 /** Private logger. */ | |
| 23 private static final Logger logger = | |
| 24 Logger.getLogger(GaugeTimerangeState.class); | |
| 25 | |
| 26 | |
| 27 /** Get 'min' and 'max'times of gauge time intervals. */ | |
| 28 protected long[] getLowerUpper(FLYSArtifact flys) { | |
| 29 Gauge gauge = FLYSUtils.getReferenceGauge(flys); | |
| 30 | |
| 31 if (gauge == null) { | |
| 32 logger.warn("No reference gauge specified!"); | |
| 33 return new long[] { 0, 0 }; | |
| 34 } | |
| 35 | |
| 36 Session session = SessionHolder.HOLDER.get(); | |
| 37 | |
| 38 SQLQuery query = session.createSQLQuery( | |
| 39 "SELECT min(start_time) as min, max(stop_time) as max " + | |
| 40 "FROM time_intervals WHERE id in " + | |
| 41 "(SELECT time_interval_id FROM discharge_tables " + | |
| 42 "WHERE gauge_id =:gid)"); | |
| 43 | |
| 44 query.addScalar("min", StandardBasicTypes.CALENDAR); | |
| 45 query.addScalar("max", StandardBasicTypes.CALENDAR); | |
| 46 | |
| 47 query.setInteger("gid", gauge.getId()); | |
| 48 | |
| 49 List<?> results = query.list(); | |
| 50 | |
| 51 if (results != null) { | |
| 52 Object[] res = (Object[]) results.get(0); | |
| 53 | |
| 54 Calendar lo = (Calendar) res[0]; | |
| 55 Calendar up = (Calendar) res[1]; | |
| 56 | |
| 57 if (lo != null && up != null) { | |
| 58 return new long[] { lo.getTimeInMillis(), up.getTimeInMillis() }; | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 logger.warn("Could not determine time range for gauge: " + gauge); | |
| 63 | |
| 64 return null; | |
| 65 } | |
| 66 | |
| 67 | |
| 68 @Override | |
| 69 protected Object getLower(FLYSArtifact flys) { | |
| 70 long[] lowerUpper = getLowerUpper(flys); | |
| 71 | |
| 72 return lowerUpper != null ? lowerUpper[0] : 0; | |
| 73 } | |
| 74 | |
| 75 | |
| 76 @Override | |
| 77 protected Object getUpper(FLYSArtifact flys) { | |
| 78 long[] lowerUpper = getLowerUpper(flys); | |
| 79 | |
| 80 return lowerUpper != null ? lowerUpper[1] : 0; | |
| 81 } | |
| 82 | |
| 83 | |
| 84 @Override | |
| 85 protected String getUIProvider() { | |
| 86 return "gaugetimerange"; | |
| 87 } | |
| 88 | |
| 89 @Override | |
| 90 protected String getType() { | |
| 91 return "longrange"; | |
| 92 } | |
| 93 } | |
| 94 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |