Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportFlowVelocityMeasurement.java @ 3952:5d8db3349b77
Backend: Code simplification. Removed trailing whietspace.
flys-backend/trunk@5605 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 27 Sep 2012 08:08:38 +0000 |
parents | a5b003595d6c |
children | 4ee97d914501 |
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 = Logger |
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20 .getLogger(ImportFlowVelocityMeasurement.class); |
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21 |
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22 private String description; |
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23 |
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24 private List<ImportFlowVelocityMeasurementValue> values; |
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25 |
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26 private FlowVelocityMeasurement peer; |
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27 |
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28 public ImportFlowVelocityMeasurement() { |
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29 this(null); |
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30 } |
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31 |
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32 public ImportFlowVelocityMeasurement(String description) { |
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33 this.description = description; |
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34 this.values = new ArrayList<ImportFlowVelocityMeasurementValue>(); |
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35 } |
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36 |
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37 public void setDescription(String description) { |
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38 this.description = description; |
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39 } |
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40 |
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41 public void addValue(ImportFlowVelocityMeasurementValue value) { |
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42 this.values.add(value); |
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43 } |
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44 |
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45 public void storeDependencies(River river) throws SQLException, |
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46 ConstraintViolationException { |
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47 log.debug("store dependencies"); |
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48 |
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49 FlowVelocityMeasurement peer = getPeer(river); |
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50 |
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51 if (peer != null) { |
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52 for (ImportFlowVelocityMeasurementValue value : values) { |
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53 value.storeDependencies(peer); |
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54 } |
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55 } |
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56 } |
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57 |
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58 public FlowVelocityMeasurement getPeer(River river) { |
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59 if (peer == null) { |
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60 Session session = ImporterSession.getInstance() |
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61 .getDatabaseSession(); |
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62 |
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63 Query query = session |
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64 .createQuery("from FlowVelocityMeasurement where " |
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65 + " river=:river and " + " description=:description"); |
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66 |
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67 query.setParameter("river", river); |
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68 query.setParameter("description", description); |
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69 |
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70 List<FlowVelocityMeasurement> measurement = query.list(); |
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71 |
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72 if (measurement.isEmpty()) { |
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73 peer = new FlowVelocityMeasurement(river, description); |
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74 |
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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 = measurement.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 : |