root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrVectLinkProperties.java @ 13664
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1 | 13558 | evercher | package com.iver.cit.gvsig.fmap.layers; |
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2 | |||
3 | import java.awt.geom.Point2D; |
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4 | import java.io.File; |
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5 | import java.net.MalformedURLException; |
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6 | import java.net.URI; |
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7 | import java.net.URISyntaxException; |
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8 | import java.net.URL; |
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9 | import java.util.BitSet; |
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10 | |||
11 | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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12 | import com.hardcode.gdbms.engine.data.DataSource; |
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13 | import com.iver.cit.gvsig.exceptions.visitors.VisitorException; |
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14 | import com.iver.cit.gvsig.fmap.layers.layerOperations.AlphanumericData; |
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15 | import com.iver.utiles.XMLEntity; |
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16 | |||
17 | /**
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18 | * This class extends AbstractLinkProperties and implements the method to get an array of URI
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19 | * using a point2D and a tolerance. This class extends AstractLinkProperties to add HyperLink
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20 | * to Vectorial Layer(FLyrVect)
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21 | */
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22 | |||
23 | public class FLyrVectLinkProperties extends AbstractLinkProperties{ |
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24 | |||
25 | /**
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26 | * Default Constructor. Costructs a LinkProperties with the necessary information
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27 | *
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28 | */
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29 | public FLyrVectLinkProperties(){
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30 | setType(0);
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31 | setField(null);
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32 | setExt(null);
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33 | } |
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34 | |||
35 | /**
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36 | * Constructor. Constructs a LinkProperties with the information that receives
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37 | * @param tipo
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38 | * @param fieldName
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39 | * @param extension
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40 | */
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41 | public FLyrVectLinkProperties(int tipo, String fieldName, String extension){ |
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42 | setType(tipo); |
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43 | setField(fieldName); |
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44 | setExt(extension); |
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45 | } |
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46 | |||
47 | /**
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48 | * Creates an array of URI. With the point and the tolerance makes a query to the layer
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49 | * and gets the geometries that contains the point with a certain error (tolerance).
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50 | * For each one of this geometries creates one URI and adds it to the array
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51 | * @param layer
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52 | * @param point
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53 | * @param tolerance
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54 | * @return Array of URI
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55 | */
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56 | public URI[] getLink(FLayer layer, Point2D point, double tolerance) { |
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57 | //Sacado de la clase LinkListener
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58 | FLyrVect lyrVect = (FLyrVect) layer; |
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59 | FBitSet newBitSet; |
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60 | BitSet bitset;
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61 | URI uri[]=null; |
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62 | |||
63 | //Construimos el BitSet (V?ctor con componentes BOOLEAN) con la consulta que
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64 | //hacemos a la capa.
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65 | try {
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66 | newBitSet = lyrVect.queryByPoint(point, tolerance); |
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67 | bitset = newBitSet; |
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68 | } catch (ReadDriverException e) {
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69 | return null; |
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70 | } catch (VisitorException e) {
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71 | return null; |
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72 | } |
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73 | |||
74 | //Si el bitset creado no est? vac?o creamos el vector de URLS correspondientes
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75 | //a la consulta que hemos hecho.
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76 | |||
77 | if (bitset!=null){ |
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78 | try {
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79 | if (layer instanceof AlphanumericData) { |
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80 | |||
81 | DataSource ds = ((AlphanumericData) layer).getRecordset();
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82 | ds.start(); |
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83 | //boolean exist=false;
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84 | int idField;
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85 | //Creo el vector de URL?s con la misma longitud que el bitset
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86 | uri = new URI[bitset.length()]; |
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87 | |||
88 | //Consigo el identificador del campo pasandole como par?metro el
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89 | //nombre del campo del ?nlace
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90 | idField = ds.getFieldIndexByName(this.getField());
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91 | if (idField != -1){ |
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92 | //Recorremos el BitSet siguiendo el ejmplo de la clase que se
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93 | //proporciona en la API
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94 | for (int j = bitset.nextSetBit(0); j >= 0; |
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95 | j = bitset.nextSetBit(j + 1)){
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96 | //TODO
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97 | //Sacado de la clase LinkPanel, decidir como pintar la URL le
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98 | //corresponde a LinkPanel, aqu? solo creamos el vector de URL?s
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99 | String auxext=""; |
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100 | if (!super.getExt().equals("")){ |
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101 | auxext="."+this.getExt(); |
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102 | } |
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103 | // ds.start();
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104 | //Creamos el fichero con el nombre del campo y la extensi?n.
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105 | String auxField=ds.getFieldValue(j, idField).toString();
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106 | if(auxField.startsWith("http:/")){ |
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107 | try {
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108 | uri[j]=new URI(auxField); |
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109 | } catch (URISyntaxException e) { |
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110 | // TODO Auto-generated catch block
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111 | e.printStackTrace(); |
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112 | } |
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113 | } |
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114 | else{
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115 | |||
116 | File file =new File(ds.getFieldValue(j, idField).toString()+auxext); |
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117 | uri[j]= file.toURI(); |
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118 | } |
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119 | System.out.println(uri[j].toString());
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120 | //System.out.println(uri[j]);
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121 | |||
122 | |||
123 | } |
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124 | return uri;
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125 | } |
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126 | |||
127 | ds.stop(); |
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128 | }else {
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129 | //Posible error
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130 | System.out.println("Error"); |
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131 | } |
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132 | |||
133 | } catch (ReadDriverException e) {
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134 | //Posible error
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135 | System.out.println("Error"); |
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136 | } |
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137 | |||
138 | |||
139 | } |
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140 | return null; |
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141 | } |
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142 | |||
143 | public String getClassName() { |
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144 | // TODO Auto-generated method stub
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145 | return null; |
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146 | } |
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147 | |||
148 | |||
149 | } |