Mercurial > dive4elements > river

annotate flys-backend/src/main/java/de/intevation/flys/model/Floodplain.java @ 5476:f9eee1909e6e

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Fix null pointer exception in ImportMeasurement Station Range may be null
author Andre Heinecke <aheinecke@intevation.de>
date Wed, 27 Mar 2013 17:49:46 +0100
parents 88e3473a3846
children 23d8f2700b38
rev   line source
1237
774dff3ee546 Added relation and hibernate classes for floodplains (german 'Talaue').
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.model;
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2
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3 import java.io.Serializable;
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4 import java.util.List;
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5
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6 import javax.persistence.Column;
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7 import javax.persistence.Entity;
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8 import javax.persistence.Id;
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9 import javax.persistence.JoinColumn;
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10 import javax.persistence.OneToOne;
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11 import javax.persistence.Table;
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12
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13 import org.hibernate.Query;
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14 import org.hibernate.Session;
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15 import org.hibernate.annotations.Type;
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16
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17 import com.vividsolutions.jts.geom.Polygon;
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18
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19 import de.intevation.flys.backend.SessionHolder;
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20
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21
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22 @Entity
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23 @Table(name = "floodplain")
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24 public class Floodplain
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25 implements Serializable
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26 {
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27 private Integer id;
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28
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29 private FloodplainKind kind;
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30
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31 private River river;
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32
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33 private Polygon geom;
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34
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35
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36 public Floodplain() {
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37 }
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38
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39
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40 @Id
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41 @Column(name = "id")
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42 public Integer getId() {
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43 return id;
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44 }
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45
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46 public void setId(Integer id) {
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47 this.id = id;
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48 }
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49
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50 @OneToOne
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51 @JoinColumn(name = "river_id")
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52 public River getRiver() {
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53 return river;
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54 }
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55
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56 public void setRiver(River river) {
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57 this.river = river;
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58 }
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59
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60 @OneToOne
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61 @JoinColumn(name = "kind_id")
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62 public FloodplainKind getKind() {
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63 return kind;
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64 }
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65
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66 public void setKind(FloodplainKind kind) {
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67 this.kind = kind;
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68 }
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69
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70 @Column(name = "geom")
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71 @Type(type = "org.hibernatespatial.GeometryUserType")
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72 public Polygon getGeom() {
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73 return geom;
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74 }
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75
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76 public void setGeom(Polygon geom) {
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77 this.geom = geom;
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78 }
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79
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80
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81 public static Floodplain getFloodplain(String river) {
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82 Session session = SessionHolder.HOLDER.get();
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83
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84 // kind_id 0 -> Offical
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85 // kind_id 1 -> Misc.
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86 Query query = session.createQuery(
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87 "from Floodplain where river.name =:river and kind_id=1");
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88 query.setParameter("river", river);
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89
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90 List<Floodplain> result = query.list();
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91
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92 return result.isEmpty() ? null : result.get(0);
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93 }
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94 }
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95 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org