Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/importer/ImportSQRelationValue.java @ 4173:7d4480c0e68e

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Allow users to select the current relevant discharge table in historical discharge table calculattion. In addition to this, the discharge tables in the helper panel displayed in the client is ordered in time.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 18 Oct 2012 12:13:48 +0200
parents cc8fc6b29649
children 13596605e81f
rev   line source
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a41f279a66e2 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.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 :
http://dive4elements.wald.intevation.org