svn-gvsig-desktop / tags / v1_1_Build_1005 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLayerVectorialDB.java @ 12355
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1 | 11928 | caballero | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2006 Prodevelop and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * Prodevelop Integraci?n de Tecnolog?as SL
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34 | * Conde Salvatierra de ?lava , 34-10
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35 | * 46004 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963 510 612
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39 | * +34 963 510 968
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40 | * gis@prodevelop.es
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41 | * http://www.prodevelop.es
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42 | */
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43 | package com.iver.cit.gvsig.fmap.layers; |
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44 | |||
45 | import com.hardcode.gdbms.engine.instruction.FieldNotFoundException; |
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46 | |||
47 | import com.iver.cit.gvsig.fmap.DriverException; |
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48 | import com.iver.cit.gvsig.fmap.crs.CRSFactory; |
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49 | import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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50 | import com.iver.cit.gvsig.fmap.drivers.IVectorialDatabaseDriver; |
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51 | import com.iver.cit.gvsig.fmap.drivers.WithDefaultLegend; |
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52 | import com.iver.cit.gvsig.fmap.rendering.LegendFactory; |
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53 | import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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54 | |||
55 | import com.iver.utiles.XMLEntity; |
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56 | |||
57 | import org.cresques.cts.IProjection; |
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58 | |||
59 | |||
60 | public class FLayerVectorialDB extends FLyrVect { |
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61 | private boolean loaded = false; |
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62 | private IVectorialDatabaseDriver dbDriver = null; |
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63 | |||
64 | /* Esto deberia ir en el FLyrDefault */
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65 | public void setProjectionByName(String projectionName) |
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66 | throws Exception { |
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67 | IProjection proj = CRSFactory.getCRS(projectionName); |
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68 | |||
69 | if (proj == null) { |
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70 | throw new Exception("No se ha encontrado la proyeccion: " + |
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71 | projectionName); |
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72 | } |
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73 | |||
74 | this.setProjection(proj);
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75 | } |
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76 | |||
77 | public void setDriver(IVectorialDatabaseDriver driver) { |
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78 | this.dbDriver = driver;
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79 | } |
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80 | |||
81 | public void setDriverByName(String driverName) { |
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82 | this.setDriver((IVectorialDatabaseDriver) LayerFactory.getDM()
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83 | .getDriver(driverName)); |
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84 | } |
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85 | |||
86 | public IVectorialDatabaseDriver getDriver() {
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87 | return this.dbDriver; |
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88 | } |
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89 | |||
90 | /* FIXME: esto tendria que tener declarado un throws de algo*/
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91 | public void wakeUp() { |
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92 | if (!loaded) {
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93 | try {
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94 | this.load();
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95 | } |
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96 | catch (DriverIOException e) {
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97 | // TODO Auto-generated catch block
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98 | e.printStackTrace(); |
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99 | } |
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100 | } |
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101 | } |
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102 | |||
103 | public void load() throws DriverIOException { |
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104 | if ((this.getName() == null) || (this.getName().length() == 0)) { |
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105 | this.setAvailable(false); |
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106 | |||
107 | //TODO: traducir???
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108 | throw new DriverIOException("No se ha especificado nombre de capa"); |
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109 | } |
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110 | |||
111 | if (this.dbDriver == null) { |
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112 | this.setAvailable(false); |
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113 | |||
114 | //TODO: traducir???
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115 | throw new DriverIOException("No se ha especificado driver"); |
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116 | } |
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117 | |||
118 | if (this.getProjection() == null) { |
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119 | this.setAvailable(false); |
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120 | |||
121 | //TODO: traducir???
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122 | throw new DriverIOException("No se ha especificado proyeccion"); |
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123 | } |
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124 | |||
125 | try {
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126 | ((IVectorialDatabaseDriver) this.dbDriver).load();
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127 | } |
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128 | catch (Exception e) { |
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129 | this.setAvailable(false); |
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130 | throw new DriverIOException(e); |
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131 | } |
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132 | |||
133 | try {
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134 | VectorialDBAdapter dbAdapter = new VectorialDBAdapter();
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135 | dbAdapter.setDriver(this.dbDriver);
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136 | this.setSource(dbAdapter);
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137 | } |
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138 | catch (Exception e) { |
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139 | this.setAvailable(false); |
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140 | throw new DriverIOException(e); |
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141 | } |
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142 | |||
143 | try {
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144 | this.putLoadSelection();
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145 | this.putLoadLegend();
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146 | this.initializeLegendDefault();
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147 | } |
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148 | catch (Exception e) { |
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149 | this.setAvailable(false); |
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150 | |||
151 | //TODO: traducir???
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152 | throw new DriverIOException(e); |
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153 | } |
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154 | |||
155 | this.cleanLoadOptions();
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156 | } |
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157 | |||
158 | /* Esto deberia ir en FLyrVect */
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159 | private void initializeLegendDefault() |
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160 | throws FieldNotFoundException, DriverException {
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161 | if (this.getLegend() == null) { |
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162 | if (this.getRecordset().getDriver() instanceof WithDefaultLegend) { |
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163 | WithDefaultLegend aux = (WithDefaultLegend) this.getRecordset()
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164 | .getDriver(); |
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165 | this.setLegend((VectorialLegend) aux.getDefaultLegend());
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166 | } |
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167 | else {
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168 | this.setLegend(LegendFactory.createSingleSymbolLegend(
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169 | this.getShapeType()));
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170 | } |
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171 | } |
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172 | } |
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173 | |||
174 | public void setXMLEntity(XMLEntity xml) throws XMLException { |
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175 | IProjection proj = null;
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176 | |||
177 | if (xml.contains("proj")) { |
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178 | proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
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179 | } |
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180 | else {
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181 | proj = this.getMapContext().getViewPort().getProjection();
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182 | } |
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183 | |||
184 | this.setName(xml.getName());
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185 | this.setProjection(proj);
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186 | |||
187 | String driverName = xml.getStringProperty("db"); |
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188 | IVectorialDatabaseDriver driver; |
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189 | |||
190 | try {
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191 | driver = (IVectorialDatabaseDriver) LayerFactory.getDM() |
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192 | .getDriver(driverName); |
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193 | |||
194 | //Hay que separar la carga de los datos del XMLEntity del load.
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195 | driver.setXMLEntity(xml.getChild(2));
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196 | this.setDriver(driver);
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197 | } |
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198 | catch (Exception e) { |
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199 | throw new XMLException(e); |
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200 | } |
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201 | |||
202 | super.setXMLEntityNew(xml);
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203 | } |
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204 | } |