Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityModel.java @ 2827:85b25e74594f
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> |
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date | Tue, 17 Apr 2012 08:50:15 +0000 |
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children | ac13e466a55e |
rev | line source |
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2827
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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.sql.SQLException; |
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4 import java.util.List; |
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5 |
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6 import org.apache.log4j.Logger; |
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7 |
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8 import org.hibernate.Session; |
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9 import org.hibernate.Query; |
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10 import org.hibernate.exception.ConstraintViolationException; |
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11 |
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12 import de.intevation.flys.model.DischargeZone; |
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13 import de.intevation.flys.model.FlowVelocityModel; |
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14 import de.intevation.flys.model.River; |
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15 |
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16 |
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17 public class ImportFlowVelocityModel { |
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18 |
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19 private static final Logger log = |
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20 Logger.getLogger(ImportFlowVelocityModel.class); |
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21 |
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22 |
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23 private String description; |
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24 |
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25 private ImportDischargeZone dischargeZone; |
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26 |
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27 private List<ImportFlowVelocityModelValue> values; |
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28 |
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29 private FlowVelocityModel peer; |
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30 |
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31 |
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32 public ImportFlowVelocityModel( |
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33 ImportDischargeZone dischargeZone, |
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34 String description |
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35 ) { |
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36 this.dischargeZone = dischargeZone; |
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37 this.description = description; |
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38 } |
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39 |
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40 |
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41 public void storeDependencies(River river) |
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42 throws SQLException, ConstraintViolationException |
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43 { |
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44 log.debug("store dependencies"); |
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45 |
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46 dischargeZone.storeDependencies(river); |
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47 |
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48 FlowVelocityModel peer = getPeer(river); |
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49 |
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50 for (ImportFlowVelocityModelValue value: values) { |
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51 value.storeDependencies(peer); |
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52 } |
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53 } |
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54 |
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55 |
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56 public FlowVelocityModel getPeer(River river) { |
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57 if (peer == null) { |
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58 Session session = ImporterSession.getInstance().getDatabaseSession(); |
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59 |
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60 DischargeZone zone = dischargeZone.getPeer(river); |
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61 |
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62 Query query = session.createQuery( |
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63 "from FlowVelocityModel where " + |
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64 " river:=river and " + |
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65 " dischargeZone=:dischargeZone" |
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66 ); |
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67 |
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68 query.setParameter("river", river); |
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69 query.setParameter("dischargeZone", zone); |
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70 |
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71 List<FlowVelocityModel> model = query.list(); |
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72 |
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73 if (model.isEmpty()) { |
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74 peer = new FlowVelocityModel(river, zone); |
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75 session.save(peer); |
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76 } |
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77 else { |
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78 peer = model.get(0); |
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79 } |
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80 } |
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81 |
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82 return peer; |
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83 } |
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84 } |
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85 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |