Mercurial > dive4elements > river
comparison flys-backend/src/main/java/de/intevation/flys/importer/ImportWaterlevelDifferenceValue.java @ 2850:a1402c16152f
Added a parser and importer classes used to import waterlevel differences.
flys-backend/trunk@4304 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Thu, 26 Apr 2012 09:46:32 +0000 |
| parents | |
| children | ed13816047b3 |
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| 2849:c36106f15ac9 | 2850:a1402c16152f |
|---|---|
| 1 package de.intevation.flys.importer; | |
| 2 | |
| 3 import java.util.ArrayList; | |
| 4 import java.util.List; | |
| 5 | |
| 6 import org.apache.log4j.Logger; | |
| 7 | |
| 8 import org.hibernate.Session; | |
| 9 import org.hibernate.Query; | |
| 10 | |
| 11 import de.intevation.flys.model.WaterlevelDifferenceColumn; | |
| 12 import de.intevation.flys.model.WaterlevelDifferenceValue; | |
| 13 | |
| 14 | |
| 15 public class ImportWaterlevelDifferenceValue { | |
| 16 | |
| 17 private static final Logger log = | |
| 18 Logger.getLogger(ImportWaterlevelDifferenceValue.class); | |
| 19 | |
| 20 | |
| 21 private Double station; | |
| 22 private Double value; | |
| 23 | |
| 24 private WaterlevelDifferenceValue peer; | |
| 25 | |
| 26 | |
| 27 public ImportWaterlevelDifferenceValue(Double station, Double value) { | |
| 28 this.station = station; | |
| 29 this.value = value; | |
| 30 } | |
| 31 | |
| 32 | |
| 33 public void storeDependencies(WaterlevelDifferenceColumn column) { | |
| 34 getPeer(column); | |
| 35 } | |
| 36 | |
| 37 | |
| 38 public WaterlevelDifferenceValue getPeer(WaterlevelDifferenceColumn column) { | |
| 39 if (peer == null) { | |
| 40 Session session = ImporterSession.getInstance().getDatabaseSession(); | |
| 41 Query query = session.createQuery( | |
| 42 "from WaterlevelDifferenceValue where " + | |
| 43 " column=:column and " + | |
| 44 " station=:station and " + | |
| 45 " value=:value" | |
| 46 ); | |
| 47 | |
| 48 query.setParameter("column", column); | |
| 49 query.setParameter("station", station); | |
| 50 query.setParameter("value", value); | |
| 51 | |
| 52 List<WaterlevelDifferenceValue> values = query.list(); | |
| 53 if (values.isEmpty()) { | |
| 54 peer = new WaterlevelDifferenceValue(column, station, value); | |
| 55 session.save(peer); | |
| 56 } | |
| 57 else { | |
| 58 peer = values.get(0); | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 return peer; | |
| 63 } | |
| 64 } | |
| 65 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |