root / tags / v1_0_2_Build_909 / extensions / extGeoProcessing / src / com / iver / cit / gvsig / geoprocess / core / fmap / AbstractGeoprocess.java @ 11150
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1 | 5412 | azabala | /*
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2 | * Created on 16-feb-2006
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3 | *
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4 | * gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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5 | *
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6 | * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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7 | *
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8 | * This program is free software; you can redistribute it and/or
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9 | * modify it under the terms of the GNU General Public License
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10 | * as published by the Free Software Foundation; either version 2
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11 | * of the License, or (at your option) any later version.
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12 | *
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13 | * This program is distributed in the hope that it will be useful,
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | * GNU General Public License for more details.
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17 | *
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18 | * You should have received a copy of the GNU General Public License
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19 | * along with this program; if not, write to the Free Software
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20 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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21 | *
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22 | * For more information, contact:
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23 | *
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24 | * Generalitat Valenciana
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25 | * Conselleria d'Infraestructures i Transport
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26 | * Av. Blasco Ib??ez, 50
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27 | * 46010 VALENCIA
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28 | * SPAIN
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29 | *
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30 | * +34 963862235
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31 | * gvsig@gva.es
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32 | * www.gvsig.gva.es
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33 | *
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34 | * or
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35 | *
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36 | * IVER T.I. S.A
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37 | * Salamanca 50
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38 | * 46005 Valencia
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39 | * Spain
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40 | *
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41 | * +34 963163400
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42 | * dac@iver.es
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43 | */
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44 | /* CVS MESSAGES:
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45 | *
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46 | * $Id$
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47 | * $Log$
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48 | 8765 | jjdelcerro | * Revision 1.7.2.1 2006-11-15 00:08:17 jjdelcerro
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49 | * *** empty log message ***
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50 | *
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51 | * Revision 1.9 2006/10/20 14:28:30 azabala
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52 | * changed visibility of createLayerFrom method to protected
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53 | *
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54 | * Revision 1.8 2006/09/15 10:42:54 caballero
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55 | * extensibilidad de documentos
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56 | *
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57 | * Revision 1.7 2006/08/29 07:56:30 cesar
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58 | 6880 | cesar | * Rename the *View* family of classes to *Window* (ie: SingletonView to SingletonWindow, ViewInfo to WindowInfo, etc)
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59 | *
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60 | * Revision 1.6 2006/08/29 07:21:09 cesar
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61 | 6878 | cesar | * Rename com.iver.cit.gvsig.fmap.Fmap class to com.iver.cit.gvsig.fmap.MapContext
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62 | *
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63 | * Revision 1.5 2006/06/29 07:33:57 fjp
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64 | 6093 | fjp | * Cambios ISchemaManager y IFieldManager por terminar
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65 | *
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66 | * Revision 1.4 2006/06/20 18:19:43 azabala
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67 | 5919 | azabala | * refactorizaci?n para que todos los nuevos geoprocesos cuelguen del paquete impl
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68 | *
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69 | * Revision 1.3 2006/06/12 19:15:38 azabala
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70 | 5795 | azabala | * cambios para poder trabajar en geoprocessing con capas MULTI (dxf, jdbc, etc)
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71 | *
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72 | * Revision 1.2 2006/05/31 09:10:12 fjp
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73 | 5547 | fjp | * Ubicaci?n de IWriter
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74 | *
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75 | * Revision 1.1 2006/05/24 21:12:16 azabala
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76 | 5412 | azabala | * primera version en cvs despues de refactoring orientado a crear un framework extensible de geoprocessing
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77 | *
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78 | * Revision 1.7 2006/05/01 19:19:10 azabala
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79 | * la capa resultado tiene como nombre ahora solo el nombre del fichero (no la ruta completa)
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80 | *
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81 | * Revision 1.6 2006/03/17 19:52:19 azabala
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82 | * *** empty log message ***
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83 | *
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84 | * Revision 1.5 2006/03/14 19:34:18 azabala
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85 | * *** empty log message ***
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86 | *
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87 | * Revision 1.4 2006/03/14 18:32:46 fjp
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88 | * Cambio con LayerDefinition para que sea compatible con la definici?n de tablas tambi?n.
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89 | *
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90 | * Revision 1.3 2006/03/07 21:01:33 azabala
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91 | * *** empty log message ***
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92 | *
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93 | * Revision 1.2 2006/03/06 19:48:39 azabala
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94 | * *** empty log message ***
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95 | *
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96 | * Revision 1.1 2006/02/17 16:04:28 azabala
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97 | * *** empty log message ***
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98 | *
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99 | *
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100 | */
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101 | package com.iver.cit.gvsig.geoprocess.core.fmap; |
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102 | |||
103 | import java.io.File; |
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104 | import java.util.Map; |
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105 | |||
106 | import org.cresques.cts.IProjection; |
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107 | |||
108 | 5795 | azabala | import com.iver.andami.PluginServices; |
109 | 6878 | cesar | import com.iver.cit.gvsig.fmap.MapContext; |
110 | 5412 | azabala | import com.iver.cit.gvsig.fmap.drivers.ILayerDefinition; |
111 | import com.iver.cit.gvsig.fmap.drivers.shp.IndexedShpDriver; |
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112 | import com.iver.cit.gvsig.fmap.edition.EditionException; |
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113 | import com.iver.cit.gvsig.fmap.edition.ISchemaManager; |
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114 | import com.iver.cit.gvsig.fmap.edition.IWriter; |
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115 | 5919 | azabala | import com.iver.cit.gvsig.fmap.edition.writers.shp.MultiShpWriter; |
116 | 5412 | azabala | import com.iver.cit.gvsig.fmap.edition.writers.shp.ShpWriter; |
117 | 5795 | azabala | import com.iver.cit.gvsig.fmap.layers.FLayer; |
118 | import com.iver.cit.gvsig.fmap.layers.FLayers; |
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119 | 5412 | azabala | import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
120 | import com.iver.cit.gvsig.fmap.layers.LayerFactory; |
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121 | 8765 | jjdelcerro | import com.iver.cit.gvsig.project.documents.view.gui.View; |
122 | 5412 | azabala | /**
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123 | * Base class with all commong logic to geoprocesses
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124 | * @author azabala
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125 | *
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126 | */
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127 | public abstract class AbstractGeoprocess implements IGeoprocess { |
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128 | /**
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129 | * Writes result features in a persistent
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130 | * data format.
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131 | */
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132 | protected IWriter writer;
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133 | /**
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134 | * Creates schema of result data format.
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135 | */
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136 | protected ISchemaManager schemaManager;
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137 | /**
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138 | * All geoprocesses at least work with one
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139 | * vectorial layer
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140 | */
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141 | protected FLyrVect firstLayer;
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142 | |||
143 | public abstract void setParameters(Map params) throws GeoprocessException; |
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144 | |||
145 | public abstract void checkPreconditions() throws GeoprocessException; |
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146 | |||
147 | public abstract void process() throws GeoprocessException; |
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148 | |||
149 | public void cancel(){ |
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150 | try {
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151 | 6093 | fjp | schemaManager.removeSchema("");
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152 | 5412 | azabala | } catch (EditionException e) {
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153 | // TODO Auto-generated catch block
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154 | e.printStackTrace(); |
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155 | } |
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156 | } |
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157 | 5795 | azabala | |
158 | |||
159 | 8765 | jjdelcerro | protected FLayer createLayerFrom(IWriter writer) throws GeoprocessException{ |
160 | 5412 | azabala | FLyrVect solution = null;
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161 | 5795 | azabala | //Para evitar todos estos casts, hay que meter la
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162 | //interfaz FileWriter
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163 | 5412 | azabala | String fileName = ((ShpWriter)writer).getShpPath();
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164 | String layerName = null; |
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165 | int fileNameStart = fileName.lastIndexOf(File.separator) + 1; |
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166 | if(fileNameStart == -1) |
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167 | fileNameStart = 0;
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168 | layerName = fileName.substring(fileNameStart, fileName.length() /*-1*/);
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169 | File file = new File(fileName); |
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170 | IProjection proj = firstLayer.getProjection(); |
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171 | 5795 | azabala | //TODO La proyeccion se deberia leer del WRITER
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172 | 5412 | azabala | try {
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173 | IndexedShpDriver driver = new IndexedShpDriver();
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174 | driver.open(file); |
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175 | driver.initialize(); |
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176 | solution = (FLyrVect) LayerFactory.createLayer(layerName, |
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177 | driver, |
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178 | file, |
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179 | proj); |
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180 | return solution;
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181 | } catch (Exception e) { |
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182 | throw new GeoprocessException("Problemas al cargar la capa resultado", e); |
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183 | } |
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184 | } |
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185 | 5795 | azabala | |
186 | /**
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187 | * Creates a new Layer with:
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188 | * a) the same projection than input layer.
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189 | * b) an adapter created to work with writer's persistent store
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190 | *
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191 | * @return FLyrVect with geoprocess result
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192 | */
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193 | public FLayer getResult() throws GeoprocessException { |
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194 | if(! (writer instanceof MultiShpWriter)){ |
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195 | return createLayerFrom(writer);
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196 | }else{
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197 | IWriter[] writers = ((MultiShpWriter)writer).getWriters();
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198 | if(writers.length > 1){ |
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199 | 6878 | cesar | MapContext map = ((View)PluginServices.
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200 | 5795 | azabala | getMDIManager(). |
201 | 6880 | cesar | getActiveWindow()). |
202 | 5795 | azabala | getModel(). |
203 | getMapContext(); |
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204 | FLayers solution = new FLayers(map, null); |
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205 | String name = ((MultiShpWriter)writer).getFileName();
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206 | int fileNameStart = name.lastIndexOf(File.separator) + 1; |
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207 | if(fileNameStart == -1) |
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208 | fileNameStart = 0;
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209 | name = name.substring(fileNameStart, name.length()); |
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210 | solution.setName(name); |
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211 | for(int i = 0; i < writers.length; i++){ |
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212 | solution.addLayer(createLayerFrom(writers[i])); |
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213 | } |
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214 | return solution;
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215 | }else{
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216 | return createLayerFrom(writers[0]); |
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217 | } |
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218 | } |
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219 | } |
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220 | 5412 | azabala | |
221 | public void setResultLayerProperties(IWriter writer, |
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222 | ISchemaManager schemaManager) { |
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223 | this.writer = writer;
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224 | this.schemaManager = schemaManager;
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225 | } |
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226 | |||
227 | public abstract ILayerDefinition createLayerDefinition(); |
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228 | |||
229 | } |