Mercurial > dive4elements > river

annotate backend/src/main/java/org/dive4elements/river/importer/ImportSedimentLoadValue.java @ 8028:aa054f72e887

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Added importer models for sediment load and sediment load values.
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 10 Jul 2014 16:57:32 +0200
parents
children d86cc6a17b7a
rev   line source
8028
aa054f72e887 Added importer models for sediment load and sediment load values.
Sascha L. Teichmann <teichmann@intevation.de>
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1 package org.dive4elements.river.importer;
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2
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3 import java.util.List;
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4
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5 import org.dive4elements.river.model.MeasurementStation;
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6 import org.dive4elements.river.model.River;
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7 import org.dive4elements.river.model.SedimentLoad;
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8 import org.dive4elements.river.model.SedimentLoadValue;
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9 import org.hibernate.Query;
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10 import org.hibernate.Session;
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11
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12 public class ImportSedimentLoadValue {
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13
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14 private SedimentLoadValue peer;
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15
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16 private ImportMeasurementStation station;
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17 private ImportSedimentLoad sedimentLoad;
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18 private Double value;
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19
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20 public ImportSedimentLoadValue() {
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21 }
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22
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23 public ImportSedimentLoadValue(
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24 ImportMeasurementStation station,
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25 ImportSedimentLoad sedimentLoad,
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26 Double value
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27 ) {
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28 this.station = station;
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29 this.sedimentLoad = sedimentLoad;
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30 this.value = value;
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31 }
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32
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33 protected SedimentLoadValue getPeer(River river) {
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34
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35 if (peer == null) {
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36 Session session = ImporterSession.getInstance().getDatabaseSession();
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37 Query query = session.createQuery(
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38 "from SedimentLoadValue where " +
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39 " station = :station and " +
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40 " sedimentLoad = :sedimentLoad and " +
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41 " value = :value");
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42
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43 MeasurementStation ms = station.getPeer(river);
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44 SedimentLoad sl = sedimentLoad.getPeer();
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45
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46 query.setParameter("station", ms);
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47 query.setParameter("sedimentLoad", sl);
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48 query.setParameter("value", value);
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49
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50 List<SedimentLoadValue> values = query.list();
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51 if (values.isEmpty()) {
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52 peer = new SedimentLoadValue(sl, ms, value);
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53 session.save(peer);
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54 }
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55 else {
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56 peer = values.get(0);
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57 }
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58 }
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59
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60 return peer;
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61 }
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62
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63 public void storeDependencies(River river) {
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64 station.storeDependencies(river);
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65 sedimentLoad.storeDependencies();
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66 getPeer(river);
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67 }
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68 }
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69 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org