Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportSedimentDensity.java @ 5505:1b036a409575
SedimentDensityParser: allow year to be null (in line with schema)
author | Tom Gottfried <tom.gottfried@intevation.de> |
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date | Thu, 28 Mar 2013 15:35:42 +0100 |
parents | 3bd786772798 |
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Added new importer classes used during MINFO sediment density import.
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1 package de.intevation.flys.importer; |
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2 |
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3 import java.util.ArrayList; |
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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 import org.hibernate.Query; |
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8 import org.hibernate.Session; |
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9 |
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10 import de.intevation.flys.model.River; |
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11 import de.intevation.flys.model.SedimentDensity; |
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12 |
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13 |
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14 public class ImportSedimentDensity { |
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15 |
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16 private static Logger log = Logger.getLogger(ImportSedimentDensity.class); |
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17 |
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18 protected SedimentDensity peer; |
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19 |
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20 protected ImportDepth depth; |
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21 |
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22 protected String description; |
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23 |
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24 protected List<ImportSedimentDensityValue> values; |
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25 |
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26 public ImportSedimentDensity(String description) { |
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27 this.description = description; |
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28 this.values = new ArrayList<ImportSedimentDensityValue>(); |
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29 } |
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30 |
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31 public String getDescription() { |
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32 return description; |
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33 } |
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34 |
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35 public void setDepth(ImportDepth depth) { |
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36 this.depth = depth; |
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37 } |
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38 |
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39 public void addValue(ImportSedimentDensityValue value) { |
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40 values.add(value); |
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41 } |
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42 |
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43 public void storeDependencies(River river) { |
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44 log.info("store dependencies"); |
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45 |
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46 if (depth != null) { |
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47 depth.storeDependencies(); |
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48 } |
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49 |
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50 SedimentDensity peer = getPeer(river); |
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51 |
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52 if (peer != null) { |
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53 log.info("store sediment density values."); |
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54 for (ImportSedimentDensityValue value : values) { |
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55 value.storeDependencies(peer); |
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56 } |
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57 } |
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58 } |
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59 |
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60 public SedimentDensity getPeer(River river) { |
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61 log.info("get peer"); |
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62 |
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63 if (depth == null) { |
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64 log.warn("cannot store sediment density '" + description |
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65 + "': no depth"); |
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66 return null; |
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67 } |
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68 |
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69 if (peer == null) { |
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70 Session session = ImporterSession.getInstance() |
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71 .getDatabaseSession(); |
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72 |
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73 Query query = session.createQuery("from SedimentDensity where " |
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74 + " river=:river and " + " depth=:depth"); |
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75 |
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76 query.setParameter("river", river); |
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77 query.setParameter("depth", depth.getPeer()); |
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78 |
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79 List<SedimentDensity> density = query.list(); |
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80 |
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81 if (density.isEmpty()) { |
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82 log.debug("Create new SedimentDensity DB instance."); |
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83 |
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84 peer = new SedimentDensity(river, depth.getPeer(), |
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85 description); |
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86 |
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87 session.save(peer); |
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88 } |
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89 else { |
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90 peer = density.get(0); |
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91 } |
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92 } |
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93 |
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94 return peer; |
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95 } |
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96 } |
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97 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |