Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportSedimentDensityValue.java @ 4524:be9e28cff0c4

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Parse and store year in sediment densities. * Year is parsed ('guessed') from description column in .csv file.
author Raimund Renkert <rrenkert@intevation.de>
date Wed, 14 Nov 2012 17:24:55 +0100
parents 8979f2294af9
children db6c7268b08e
rev   line source
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1 package de.intevation.flys.importer;
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2
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3 import java.math.BigDecimal;
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4
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5 import java.util.List;
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6
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7 import org.apache.log4j.Logger;
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8
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9 import org.hibernate.Session;
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10 import org.hibernate.Query;
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11
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12 import de.intevation.flys.model.SedimentDensity;
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13 import de.intevation.flys.model.SedimentDensityValue;
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14
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15
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16 public class ImportSedimentDensityValue {
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17
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18 private static final Logger log =
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19 Logger.getLogger(ImportSedimentDensityValue.class);
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20
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21
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22 protected SedimentDensityValue peer;
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23
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24 protected BigDecimal station;
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25
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26 protected BigDecimal density;
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27
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28 private BigDecimal year;
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29
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30 protected String description;
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31
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32
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33 public ImportSedimentDensityValue(
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34 BigDecimal station,
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35 BigDecimal density,
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36 BigDecimal year,
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37 String description
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38 ) {
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39 this.station = station;
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40 this.density = density;
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41 this.year = year;
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42 this.description = description;
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43 }
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44
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45
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46 public void storeDependencies(SedimentDensity sedimentDensity) {
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47 log.info("store dependencies");
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48
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49 getPeer(sedimentDensity);
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50 }
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51
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52
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53 public SedimentDensityValue getPeer(SedimentDensity sedimentDensity) {
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54 log.info("get peer");
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55
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56 if (peer == null) {
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57 Session session = ImporterSession.getInstance().getDatabaseSession();
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58
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59 Query query = session.createQuery(
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60 "from SedimentDensityValue where " +
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61 " sedimentDensity=:sedimentDensity and " +
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62 " station=:station and " +
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63 " density=:density and " +
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64 " year=:year and " +
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65 " description=:description");
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66
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67 query.setParameter("sedimentDensity", sedimentDensity);
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68 query.setParameter("station", station);
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69 query.setParameter("density", density);
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70 query.setParameter("year", year);
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71 query.setParameter("description", description);
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72
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73 List<SedimentDensityValue> values = query.list();
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74 if (values.isEmpty()) {
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75 log.debug("Create new SedimentDensityValue DB instance.");
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76
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77 peer = new SedimentDensityValue(
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78 sedimentDensity,
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79 station,
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80 density,
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81 year,
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82 description);
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83
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84 session.save(peer);
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85 }
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86 else {
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87 peer = values.get(0);
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88 }
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89 }
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90
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91 return peer;
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92 }
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93 }
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94 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org