Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportSQRelationValue.java @ 4447:a5993b69439b
Add processor to be able to generate curves for WKms values
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Wed, 07 Nov 2012 15:52:25 +0100 |
parents | cc8fc6b29649 |
children | 13596605e81f |
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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.List; |
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5 |
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6 import org.apache.log4j.Logger; |
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7 |
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8 import org.hibernate.Query; |
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9 import org.hibernate.Session; |
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10 import org.hibernate.exception.ConstraintViolationException; |
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11 |
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12 import de.intevation.flys.model.SQRelation; |
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13 import de.intevation.flys.model.SQRelationValue; |
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14 |
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15 |
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16 public class ImportSQRelationValue { |
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17 |
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18 private static Logger log = Logger.getLogger(ImportSQRelationValue.class); |
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19 |
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20 |
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21 private SQRelationValue peer; |
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22 |
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23 private String parameter; |
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24 private String fraction; |
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25 private String function; |
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26 |
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27 private double km; |
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28 private double a; |
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29 private double b; |
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30 |
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31 |
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32 public ImportSQRelationValue( |
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33 String parameter, |
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34 String fraction, |
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35 String function, |
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36 double km, |
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37 double a, |
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38 double b |
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39 ) { |
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40 this.parameter = parameter; |
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41 this.fraction = fraction; |
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42 this.function = function; |
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43 this.km = km; |
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44 this.a = a; |
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45 this.b = b; |
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46 } |
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47 |
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48 |
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49 public void storeDependencies(SQRelation owner) |
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50 throws SQLException, ConstraintViolationException |
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51 { |
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52 getPeer(owner); |
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53 } |
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54 |
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55 |
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56 public SQRelationValue getPeer(SQRelation owner) { |
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57 if (peer == null) { |
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58 Session session = ImporterSession.getInstance().getDatabaseSession(); |
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59 |
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60 Query query = session.createQuery( |
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61 "from SQRelationValue " + |
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62 " where sqRelation=:owner " + |
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63 " and parameter=:parameter" + |
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64 " and fraction=:fraction" + |
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65 " and function=:function" + |
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66 " and km=:km"); |
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67 |
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68 query.setParameter("owner", owner); |
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69 query.setString("parameter", parameter); |
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70 query.setString("fraction", fraction); |
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71 query.setString("function", function); |
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72 query.setDouble("km", km); |
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73 |
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74 List<SQRelationValue> values = query.list(); |
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75 |
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76 if (values.isEmpty()) { |
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77 peer = new SQRelationValue( |
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78 owner, |
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79 parameter, |
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80 fraction, |
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81 function, |
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82 km, |
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83 a, |
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84 b |
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85 ); |
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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 = values.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 : |