Mercurial > dive4elements > river
annotate backend/src/main/java/org/dive4elements/river/importer/ImportGrainFraction.java @ 6319:550cb41d37d9
issue1354: TimeIntervals in Waterlevels from csv files.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Wed, 12 Jun 2013 12:36:43 +0200 |
parents | 4c3ccf2b0304 |
children | 1e327d86c898 |
rev | line source |
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by Intevation GmbH |
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3 * |
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4 * This file is Free Software under the GNU AGPL (>=v3) |
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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6 * documentation coming with Dive4Elements River for details. |
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7 */ |
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8 |
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9 package org.dive4elements.river.importer; |
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10 |
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11 import java.util.List; |
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12 |
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13 import org.apache.log4j.Logger; |
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14 |
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15 import org.hibernate.Session; |
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16 import org.hibernate.Query; |
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17 |
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18 import org.dive4elements.river.model.GrainFraction; |
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19 |
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20 |
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21 public class ImportGrainFraction { |
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22 |
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23 private static final Logger log = |
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24 Logger.getLogger(ImportGrainFraction.class); |
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25 |
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26 private String name; |
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27 |
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28 private Double lower; |
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29 private Double upper; |
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30 |
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31 private GrainFraction peer; |
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32 |
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33 |
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34 public ImportGrainFraction(String name) { |
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35 this.name = name; |
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36 } |
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37 |
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38 |
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39 public ImportGrainFraction( |
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40 String name, |
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41 Double lower, |
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42 Double upper |
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43 ) { |
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44 this.name = name; |
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45 this.lower = lower; |
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46 this.upper = upper; |
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47 } |
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48 |
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49 |
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50 public void storeDependencies() { |
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51 log.debug("store dependencies"); |
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52 |
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53 getPeer(); |
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54 } |
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55 |
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56 |
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57 public GrainFraction getPeer() { |
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58 log.debug("get peer"); |
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59 |
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60 if (peer == null) { |
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61 Session session = ImporterSession.getInstance().getDatabaseSession(); |
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62 Query query = session.createQuery( |
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63 "from GrainFraction where " + |
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64 " name=:name and " + |
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65 " lower=:lower and " + |
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66 " upper=:upper" |
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67 ); |
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68 |
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69 query.setParameter("name", name); |
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70 query.setParameter("lower", lower); |
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71 query.setParameter("upper", upper); |
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72 |
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73 List<GrainFraction> fractions = query.list(); |
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74 if (fractions.isEmpty()) { |
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75 log.info("create new GrainFraction"); |
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76 |
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77 peer = new GrainFraction(name, lower, upper); |
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78 session.save(peer); |
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79 } |
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80 else { |
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81 peer = fractions.get(0); |
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82 } |
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83 } |
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84 |
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85 return peer; |
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86 } |
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87 } |
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88 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |