Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportSQRelation.java @ 5707:53134ccc4a64
Backend: Import Flow Velocity Model: Use unique km for station.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Mon, 15 Apr 2013 15:45:18 +0200 |
parents | 13596605e81f |
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Added parser and import classes to import MINFO sq relations.
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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.Query; |
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10 import org.hibernate.Session; |
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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.River; |
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14 import de.intevation.flys.model.SQRelation; |
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15 import de.intevation.flys.model.TimeInterval; |
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16 |
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17 |
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18 public class ImportSQRelation { |
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19 |
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20 private static Logger log = Logger.getLogger(ImportSQRelation.class); |
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21 |
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22 private ImportTimeInterval timeInterval; |
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23 |
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24 private String description; |
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25 |
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26 private List<ImportSQRelationValue> values; |
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27 |
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28 private SQRelation peer; |
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29 |
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30 public ImportSQRelation() { |
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31 this.values = new ArrayList<ImportSQRelationValue>(); |
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32 } |
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33 |
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34 public void storeDependencies(River river) { |
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35 log.info("store dependencies"); |
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36 |
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37 SQRelation peer = getPeer(river); |
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38 |
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39 if (peer != null) { |
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40 int count = 0; |
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41 |
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42 for (ImportSQRelationValue value : values) { |
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43 try { |
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44 value.storeDependencies(peer); |
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45 count++; |
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46 } |
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47 catch (SQLException sqle) { |
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48 log.warn("ISQ: Unable to store sq relation value.", sqle); |
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49 } |
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50 catch (ConstraintViolationException cve) { |
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51 log.warn("ISQ: Unable to store sq relation value.", cve); |
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52 } |
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53 } |
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54 |
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55 log.info("stored " + count + " sq relation values."); |
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56 } |
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57 } |
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58 |
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59 public SQRelation getPeer(River river) { |
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60 log.debug("getPeer()"); |
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61 |
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62 if (peer == null) { |
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63 TimeInterval timeInter = timeInterval.getPeer(); |
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64 |
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65 if (timeInter == null) { |
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66 log.warn("ISQ: Cannot determine sq relation without time interval"); |
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67 return null; |
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68 } |
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69 |
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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 |
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74 .createQuery("FROM SQRelation WHERE river=:river AND timeInterval=:timeInter"); |
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75 |
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76 query.setParameter("river", river); |
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77 query.setParameter("timeInter", timeInter); |
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78 |
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79 List<SQRelation> sq = query.list(); |
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80 |
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81 if (sq.isEmpty()) { |
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82 log.info("create new SQ relation '" + description + "'"); |
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83 |
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84 peer = new SQRelation(river, timeInter, description); |
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85 session.save(peer); |
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86 } |
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87 else { |
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88 peer = sq.get(0); |
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89 } |
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90 } |
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91 |
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92 return peer; |
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93 } |
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94 |
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95 public void setDescription(String description) { |
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96 this.description = description; |
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97 } |
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98 |
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99 public void setTimeInterval(ImportTimeInterval timeInterval) { |
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100 this.timeInterval = timeInterval; |
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101 } |
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102 |
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103 public void addValue(ImportSQRelationValue value) { |
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104 if (value != null) { |
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105 this.values.add(value); |
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106 } |
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107 } |
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108 } |
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109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |