Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportDischargeZone.java @ 2827:85b25e74594f

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Added temp classes used during the import process of flow velocity data. flys-backend/trunk@4244 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 17 Apr 2012 08:50:15 +0000
parents
children 5b54a648f702
rev   line source
2827
85b25e74594f Added temp classes used during the import process of flow velocity data.
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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 import java.sql.SQLException;
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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 import org.hibernate.exception.ConstraintViolationException;
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12
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13 import de.intevation.flys.model.DischargeZone;
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14 import de.intevation.flys.model.NamedMainValue;
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15 import de.intevation.flys.model.River;
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16
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17
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18 public class ImportDischargeZone {
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19
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20 private static final Logger log =
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21 Logger.getLogger(ImportDischargeZone.class);
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22
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23
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24 private String gaugeName;
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25
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26 private ImportNamedMainValue mainValue;
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27
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28 private BigDecimal lowerFactor;
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29
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30 private BigDecimal upperFactor;
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31
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32 private DischargeZone peer;
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33
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34
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35 public ImportDischargeZone(
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36 ImportNamedMainValue mainValue,
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37 String gaugeName,
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38 BigDecimal lowerFactor,
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39 BigDecimal upperFactor
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40 ) {
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41 this.mainValue = mainValue;
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42 this.gaugeName = gaugeName;
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43 this.lowerFactor = lowerFactor;
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44 this.upperFactor = upperFactor;
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45 }
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46
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47
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48 public void storeDependencies(River river)
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49 throws SQLException, ConstraintViolationException
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50 {
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51 log.debug("store dependencies");
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52
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53 mainValue.getPeer();
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54
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55 getPeer(river);
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56 }
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57
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58
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59 public DischargeZone getPeer(River river) {
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60 if (peer == null) {
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61 Session session = ImporterSession.getInstance().getDatabaseSession();
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62
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63 NamedMainValue namedMainValue = mainValue.getPeer();
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64
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65 Query query = session.createQuery(
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66 "from DischargeZone where " +
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67 " river:=river and " +
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68 " gaugeName=:gaugeName and " +
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69 " mainValue=:mainValue"
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70 );
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71
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72 query.setParameter("river", river);
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73 query.setParameter("gaugeName", gaugeName);
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74 query.setParameter("mainValue", namedMainValue);
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75
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76 List<DischargeZone> zone = query.list();
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77
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78 if (zone.isEmpty()) {
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79 peer = new DischargeZone(
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80 gaugeName,
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81 river,
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82 namedMainValue,
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83 lowerFactor,
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84 upperFactor);
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85
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86 session.save(peer);
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87 }
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88 else {
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89 peer = zone.get(0);
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90 }
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91 }
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92
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93 return peer;
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94 }
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95 }
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96 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org