Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportBedHeightEpochValue.java @ 7162:4683bdf77ff9

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Handle flow velocity measurements in the FlowVelocity processor
author Andre Heinecke <aheinecke@intevation.de>
date Thu, 26 Sep 2013 10:38:21 +0200
parents 4c3ccf2b0304
children
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.importer;
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10
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11 import java.util.List;
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12
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13 import java.math.BigDecimal;
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14
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15 import org.apache.log4j.Logger;
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16
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17 import org.hibernate.Session;
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18 import org.hibernate.Query;
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19
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20 import org.dive4elements.river.model.BedHeightEpoch;
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21 import org.dive4elements.river.model.BedHeightEpochValue;
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22
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23
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24 public class ImportBedHeightEpochValue implements ImportBedHeightValue {
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25
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26 private static final Logger log =
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27 Logger.getLogger(ImportBedHeightEpochValue.class);
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28
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29
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30 private BigDecimal station;
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31 private BigDecimal height;
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32
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33 private BedHeightEpochValue peer;
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34
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35
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36 public ImportBedHeightEpochValue() {
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37 }
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38
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39
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40 public ImportBedHeightEpochValue(BigDecimal station, BigDecimal height) {
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41 this.station = station;
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42 this.height = height;
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43 }
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44
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45
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46 public void storeDependencies(BedHeightEpoch bedHeight) {
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47 getPeer(bedHeight);
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48 }
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49
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50
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51 public BedHeightEpochValue getPeer(BedHeightEpoch bedHeight) {
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52 if (peer == null) {
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53 Session session = ImporterSession.getInstance().getDatabaseSession();
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54
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55 Query query = session.createQuery(
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56 "from BedHeightEpochValue where " +
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57 " bedHeight=:bedHeight and " +
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58 " station=:station and " +
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59 " height=:height");
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60
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61 query.setParameter("bedHeight", bedHeight);
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62 query.setParameter("station", station);
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63 query.setParameter("height", height);
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64
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65 List<BedHeightEpochValue> values = query.list();
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66
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67 if (values.isEmpty()) {
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68 peer = new BedHeightEpochValue(
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69 bedHeight,
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70 station,
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71 height
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72 );
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73 session.save(peer);
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74 }
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75 else {
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76 peer = values.get(0);
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77 }
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78 }
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79
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80 return peer;
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81 }
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82 }
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83 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org