Mercurial > dive4elements > river
annotate flys-backend/src/main/java/de/intevation/flys/model/RiverAxis.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 | 6b1ca6ec4e3c |
children | b195fede1c3b |
rev | line source |
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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.Session; |
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14 import org.hibernate.Query; |
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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.LineString; |
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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 /** |
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23 * There is a modeling problem with the RiverAxis. The initial idea was, that a |
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24 * river can have a riveraxis that consist of exact one geometry. Now, it has |
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25 * turned out, that a single geometry is not enough for a riveraxis (arm of a |
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26 * river, inflows, ...). As workaround, we now expect, that a river can just |
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27 * have a single riveraxis. |
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28 */ |
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29 @Entity |
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30 @Table(name = "river_axes") |
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31 public class RiverAxis |
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32 implements Serializable |
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33 { |
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34 private Integer id; |
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35 private Integer kind; |
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36 private River river; |
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37 private LineString geom; |
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38 |
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39 public static final int DEFAULT_KIND = 0; |
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40 |
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41 public static final int KIND_OFFICIAL = 1; |
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42 public static final int KIND_OUTSOURCED = 2; |
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43 |
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44 public RiverAxis() { |
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45 } |
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46 |
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47 |
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48 @Id |
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49 @Column(name = "id") |
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50 public Integer getId() { |
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51 return id; |
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52 } |
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53 |
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54 |
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55 public void setId(Integer id) { |
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56 this.id = id; |
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57 } |
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58 |
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59 |
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60 @OneToOne |
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61 @JoinColumn(name = "river_id") |
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62 public River getRiver() { |
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63 return river; |
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64 } |
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65 |
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66 |
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67 public void setRiver(River river) { |
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68 this.river = river; |
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69 } |
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70 |
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71 |
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72 @Column(name = "kind") |
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73 public Integer getKind() { |
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74 return kind; |
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75 } |
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76 |
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77 |
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78 public void setKind(Integer kind) { |
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79 this.kind = kind; |
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80 } |
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81 |
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82 |
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83 @Column(name = "geom") |
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84 @Type(type = "org.hibernatespatial.GeometryUserType") |
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85 public LineString getGeom() { |
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86 return geom; |
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87 } |
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88 |
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89 |
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90 public void setGeom(LineString geom) { |
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91 this.geom = geom; |
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92 } |
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93 |
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94 |
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95 public static List<RiverAxis> getRiverAxis(String river) { |
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96 return getRiverAxis(river, DEFAULT_KIND); |
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97 } |
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98 |
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99 public static List<RiverAxis> getRiverAxis(String river, int kind) { |
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100 Session session = SessionHolder.HOLDER.get(); |
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101 |
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102 Query query = session.createQuery( |
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103 "from RiverAxis where river.name =:river AND kind =:kind"); |
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104 query.setParameter("river", river); |
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105 query.setParameter("kind", kind); |
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106 |
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107 List<RiverAxis> list = query.list(); |
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108 |
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109 return list.isEmpty() ? null : list; |
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110 } |
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e2deda3b77a7
Introduced support for FLYS spatial data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
111 } |
e2deda3b77a7
Introduced support for FLYS spatial data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
112 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |