Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportElevationModel.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 5e38e2924c07
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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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 org.apache.log4j.Logger;
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14
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15 import org.hibernate.Session;
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16 import org.hibernate.Query;
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17
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18 import org.dive4elements.river.model.ElevationModel;
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19
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20
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21 public class ImportElevationModel {
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22
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23 private static final Logger log =
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24 Logger.getLogger(ImportElevationModel.class);
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25
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26 protected String name;
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27
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28 protected ImportUnit unit;
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29
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30 protected ElevationModel peer;
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31
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32
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33 public ImportElevationModel(String name, ImportUnit unit) {
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34 this.name = name;
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35 this.unit = unit;
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36 }
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37
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38
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39 public void storeDependencies() {
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40 ElevationModel model = getPeer();
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41 }
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42
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43 public ElevationModel getPeer() {
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44 if (unit == null) {
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45 log.warn("No elevation model specified.");
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46 return null;
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47 }
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48
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49 if (peer == null) {
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50 Session session = ImporterSession.getInstance().getDatabaseSession();
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51 Query query = session.createQuery(
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52 "from ElevationModel where " +
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53 "name=:name and unit=:unit");
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54 query.setParameter("name", name);
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55 query.setParameter("unit", unit.getPeer());
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56 List<ElevationModel> models = query.list();
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57
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58 if (models.isEmpty()) {
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59 log.info("Create new ElevationModel DB instance.");
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60
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61 peer = new ElevationModel(name, unit.getPeer());
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62 session.save(peer);
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63 }
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64 else {
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65 peer = models.get(0);
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66 }
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67 }
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68
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69 return peer;
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70 }
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71 }
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72 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org