Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurement.java @ 3659:36edf9a71cbd
backend: Mention backend errors in importer.
flys-backend/trunk@5253 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 23 Aug 2012 16:20:45 +0000 |
parents | ac5bd90697c1 |
children | a5b003595d6c |
rev | line source |
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Added importer classes used during the import process of flow velocity measurements.
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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.ArrayList; |
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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.FlowVelocityMeasurement; |
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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 ImportFlowVelocityMeasurement { |
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18 |
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19 private static final Logger log = |
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20 Logger.getLogger(ImportFlowVelocityMeasurement.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 List<ImportFlowVelocityMeasurementValue> values; |
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26 |
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27 private FlowVelocityMeasurement peer; |
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28 |
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29 |
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30 public ImportFlowVelocityMeasurement() { |
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31 this(null); |
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32 } |
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33 |
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34 |
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35 public ImportFlowVelocityMeasurement(String description) { |
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36 this.description = description; |
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37 this.values = new ArrayList<ImportFlowVelocityMeasurementValue>(); |
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38 } |
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39 |
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40 |
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41 public void setDescription(String description) { |
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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 addValue(ImportFlowVelocityMeasurementValue value) { |
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47 this.values.add(value); |
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48 } |
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49 |
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50 |
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51 public void storeDependencies(River river) |
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52 throws SQLException, ConstraintViolationException |
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53 { |
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54 log.debug("store dependencies"); |
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55 |
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56 FlowVelocityMeasurement peer = getPeer(river); |
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57 |
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58 for (ImportFlowVelocityMeasurementValue value: values) { |
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59 value.storeDependencies(peer); |
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60 } |
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61 } |
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62 |
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63 |
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64 public FlowVelocityMeasurement getPeer(River river) { |
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65 if (peer == null) { |
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66 Session session = ImporterSession.getInstance().getDatabaseSession(); |
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67 |
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68 Query query = session.createQuery( |
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69 "from FlowVelocityMeasurement where " + |
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70 " river=:river and " + |
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71 " description=:description" |
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72 ); |
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73 |
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74 query.setParameter("river", river); |
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75 query.setParameter("description", description); |
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76 |
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77 List<FlowVelocityMeasurement> measurement = query.list(); |
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78 |
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79 if (measurement.isEmpty()) { |
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80 peer = new FlowVelocityMeasurement(river, description); |
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81 |
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82 session.save(peer); |
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83 } |
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84 else { |
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85 peer = measurement.get(0); |
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86 } |
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87 } |
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88 |
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89 return peer; |
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90 } |
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91 } |
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92 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |