root / trunk / extensions / extGeoProcessing / src / com / iver / cit / gvsig / geoprocess / core / fmap / IGeoprocess.java @ 5795
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1 | 5412 | azabala | /*
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2 | * Created on 01-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 | 5795 | azabala | * Revision 1.2 2006-06-12 19:15:38 azabala
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49 | * cambios para poder trabajar en geoprocessing con capas MULTI (dxf, jdbc, etc)
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50 | *
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51 | * Revision 1.1 2006/05/24 21:12:16 azabala
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52 | 5412 | azabala | * primera version en cvs despues de refactoring orientado a crear un framework extensible de geoprocessing
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53 | *
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54 | * Revision 1.4 2006/03/15 18:34:50 azabala
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55 | * *** empty log message ***
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56 | *
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57 | * Revision 1.3 2006/03/14 18:32:46 fjp
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58 | * Cambio con LayerDefinition para que sea compatible con la definici?n de tablas tambi?n.
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59 | *
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60 | * Revision 1.2 2006/02/13 17:55:25 azabala
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61 | * *** empty log message ***
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62 | *
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63 | * Revision 1.1 2006/02/12 21:03:25 azabala
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64 | * *** empty log message ***
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65 | *
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66 | * Revision 1.3 2006/02/06 19:05:26 azabala
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67 | * Changes in creation of layer result
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68 | *
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69 | * Revision 1.2 2006/02/02 19:47:57 azabala
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70 | * Added method setResult
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71 | *
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72 | * Revision 1.1 2006/02/01 19:40:59 azabala
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73 | * First version in CVS
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74 | *
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75 | *
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76 | */
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77 | package com.iver.cit.gvsig.geoprocess.core.fmap; |
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78 | |||
79 | import java.util.Map; |
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80 | |||
81 | import com.iver.cit.gvsig.fmap.drivers.ILayerDefinition; |
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82 | import com.iver.cit.gvsig.fmap.edition.ISchemaManager; |
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83 | import com.iver.cit.gvsig.fmap.edition.IWriter; |
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84 | 5795 | azabala | import com.iver.cit.gvsig.fmap.layers.FLayer; |
85 | 5412 | azabala | import com.iver.utiles.swing.threads.IBackgroundExecution; |
86 | |||
87 | /**
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88 | *
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89 | * Spatial process which operates with one or more
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90 | * vectorial layers to produce a new vectorial layer.
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91 | * So geoprocesses could be costly task, extends IBackgroundExecution
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92 | * interface that offers a method to run in background.
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93 | *
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94 | * @author azabala
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95 | *
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96 | * TODO Migrate to libGeoprocess all geoprocessing logic,
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97 | * and GUIS in extGeoprocessing
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98 | *
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99 | *
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100 | *
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101 | */
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102 | public interface IGeoprocess extends IBackgroundExecution{ |
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103 | |||
104 | /**
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105 | * It sets geoprocess parameters
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106 | * @param params
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107 | * @throws geoprocess exception for invalid params
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108 | */
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109 | public void setParameters(Map params) throws GeoprocessException; |
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110 | |||
111 | /**
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112 | * Many geoprocess has to verify some preconditions
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113 | * to run. If these checks doesnt pass, the geoprocess
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114 | * wont run.
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115 | * @return if entry params verify preconditions to run geoprocess
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116 | */
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117 | public void checkPreconditions() throws GeoprocessException; |
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118 | |||
119 | /**
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120 | * process spatial layers to generate a new layer
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121 | */
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122 | public void process() throws GeoprocessException; |
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123 | |||
124 | /**
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125 | * Allows to cancel large and computatinal costly proccesses.
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126 | */
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127 | public void cancel(); |
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128 | |||
129 | /**
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130 | * Creates a new layer from geoprocess results
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131 | * @return a new vectorial layer
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132 | */
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133 | 5795 | azabala | public FLayer getResult() throws GeoprocessException; |
134 | 5412 | azabala | |
135 | /**
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136 | * Allows "clients" of this geoprocess to set persistent datastore
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137 | * properties to save results
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138 | * @param adapter editable adapter to manage geometries' operations
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139 | * @param writer has the responsability to save final results
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140 | * @param schemaManager knows how to create datastore schema
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141 | */
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142 | public void setResultLayerProperties( IWriter writer, |
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143 | ISchemaManager schemaManager); |
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144 | |||
145 | /**
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146 | * Geoprocess' result layer will be a function of geoprocess
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147 | * inputs layer, user selection (params) and geoprocess itself
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148 | * (data transforms that geoprocess will do). This method
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149 | * offers a LayerDefinition that is function of all of this
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150 | * causes.
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151 | *
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152 | * @return LayerDefinition that describes result layer.
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153 | */
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154 | |||
155 | public ILayerDefinition createLayerDefinition();
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156 | } |