svn-gvsig-desktop / trunk / applications / appCatalogYNomenclatorClient / src / es / gva / cit / gazetteer / parsers / wfsg / WfsgCapabilitiesParser.java @ 3081
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1 | 3069 | jorpiell | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2004 IVER T.I. 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 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | package es.gva.cit.gazetteer.parsers.wfsg; |
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42 | |||
43 | import java.util.Vector; |
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44 | |||
45 | 3073 | jorpiell | import es.gva.cit.catalogClient.metadataXML.XMLNode; |
46 | 3069 | jorpiell | import es.gva.cit.catalogClient.metadataXML.XMLTree; |
47 | import es.gva.cit.catalogClient.querys.Coordinates; |
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48 | import es.gva.cit.gazetteer.drivers.WFSGazetteerServiceDriver; |
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49 | import es.gva.cit.gazetteer.querys.ThesaurusName; |
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50 | |||
51 | /**
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52 | * This class parses a WFs-G getCapabilities file
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53 | *
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54 | * @author Jorge Piera Llodra (piera_jor@gva.es)
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55 | */
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56 | public class WfsgCapabilitiesParser { |
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57 | WFSGazetteerServiceDriver driver; |
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58 | 3073 | jorpiell | XMLNode rootNode = null;
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59 | 3069 | jorpiell | |
60 | public WfsgCapabilitiesParser(WFSGazetteerServiceDriver driver) {
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61 | this.driver = driver;
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62 | } |
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63 | |||
64 | 3073 | jorpiell | public boolean parse(XMLNode node){ |
65 | 3081 | jorpiell | if ((node == null) || !(node.getName().equals("WFS_Capabilities"))){ |
66 | driver.setServerAnswerReady("El servidor no soporta el protocolo " +
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67 | "especificado");
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68 | return false; |
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69 | } |
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70 | |||
71 | |||
72 | 3069 | jorpiell | setRootNode(node); |
73 | |||
74 | driver.setServerAnswerReady(XMLTree.searchNodeValue(node, |
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75 | "Service->Title") + "\n" + |
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76 | XMLTree.searchNodeValue(node, |
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77 | "Service->Abstract"));
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78 | |||
79 | parseGetCapabilities(); |
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80 | parseDescribeFeatureType(); |
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81 | parseGetFeature(); |
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82 | parseFeatures(); |
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83 | |||
84 | return true; |
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85 | } |
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86 | |||
87 | /**
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88 | * It parses the getCapabilities operation options
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89 | *
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90 | */
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91 | public void parseGetCapabilities() { |
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92 | driver.setOperations(new WfsgProtocolsOperations());
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93 | driver.getOperations().setGetCapabilities(getOperations("GetCapabilities"));
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94 | } |
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95 | |||
96 | /**
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97 | * It parses the DescribeFeatureType operation options
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98 | *
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99 | */
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100 | public void parseDescribeFeatureType(){ |
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101 | driver.getOperations().setDescribeFeatureType(getOperations("DescribeFeatureType"));
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102 | } |
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103 | |||
104 | /**
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105 | * It parses the GetFeature operation options
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106 | *
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107 | */
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108 | public void parseGetFeature(){ |
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109 | driver.getOperations().setGetFeature(getOperations("GetFeature"));
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110 | } |
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111 | |||
112 | /**
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113 | * It parses the Feature Types
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114 | *
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115 | */
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116 | public void parseFeatures(){ |
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117 | 3073 | jorpiell | XMLNode[] features = XMLTree.searchMultipleNode(getRootNode(),"FeatureTypeList->FeatureType"); |
118 | 3069 | jorpiell | Vector v = new Vector(); |
119 | for (int i=0 ; i<features.length ; i++){ |
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120 | v.add(parseFeature(features[i])); |
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121 | } |
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122 | driver.setVectorFeatures(v); |
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123 | |||
124 | } |
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125 | |||
126 | /**
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127 | * It parses a Feature Node.
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128 | * @param featureNode
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129 | * @return
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130 | */
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131 | 3073 | jorpiell | public ThesaurusName parseFeature(XMLNode featureNode){
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132 | 3069 | jorpiell | ThesaurusName f = new ThesaurusName();
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133 | f.setName(XMLTree.searchNodeValue(featureNode,"Name"));
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134 | f.setTitle(XMLTree.searchNodeValue(featureNode,"Title"));
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135 | 3081 | jorpiell | if (f.getTitle() == null) |
136 | f.setTitle(f.getName()); |
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137 | 3069 | jorpiell | f.setAbstract(XMLTree.searchNodeValue(featureNode,"Abstract"));
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138 | f.setKeywords(XMLTree.searchNodeValue(featureNode,"Keywords"));
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139 | f.setSrs(XMLTree.searchNodeValue(featureNode,"SRS"));
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140 | f.setCoordinates(new Coordinates(XMLTree.searchNodeAtribute(featureNode,"LatLongBoundingBox","minx"), |
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141 | XMLTree.searchNodeAtribute(featureNode,"LatLongBoundingBox","miny"), |
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142 | XMLTree.searchNodeAtribute(featureNode,"LatLongBoundingBox","maxx"), |
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143 | XMLTree.searchNodeAtribute(featureNode,"LatLongBoundingBox","maxy"))); |
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144 | |||
145 | return f;
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146 | } |
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147 | /**
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148 | * This function parses the protocols of an operation
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149 | * @param operation
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150 | * Operation to find the supported protocols
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151 | * @return
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152 | */
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153 | |||
154 | public String[] getOperations(String operation){ |
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155 | 3073 | jorpiell | XMLNode[] protocols = XMLTree.searchMultipleNode(getRootNode(),"Capability->Request->" + operation + "->DCPType"); |
156 | 3069 | jorpiell | Vector vProtocols = new Vector(); |
157 | |||
158 | for (int i=0 ; i<protocols.length ; i++){ |
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159 | if (XMLTree.searchNode(protocols[i],"HTTP->Get") != null){ |
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160 | vProtocols.add("GET");
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161 | } |
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162 | if (XMLTree.searchNode(protocols[i],"HTTP->Post") != null){ |
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163 | vProtocols.add("POST");
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164 | } |
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165 | |||
166 | } |
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167 | |||
168 | String[] sProtocols = new String[vProtocols.size()]; |
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169 | for (int i=0 ; i<vProtocols.size() ; i++){ |
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170 | sProtocols[i] = (String) vProtocols.get(i);
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171 | } |
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172 | |||
173 | return sProtocols;
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174 | } |
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175 | |||
176 | /**
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177 | * @return Returns the rootNode.
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178 | */
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179 | 3073 | jorpiell | public XMLNode getRootNode() {
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180 | 3069 | jorpiell | return rootNode;
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181 | } |
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182 | /**
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183 | * @param rootNode The rootNode to set.
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184 | */
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185 | 3073 | jorpiell | public void setRootNode(XMLNode rootNode) { |
186 | 3069 | jorpiell | this.rootNode = rootNode;
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187 | } |
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188 | } |