Revision 3566 trunk/applications/appCatalogYNomenclatorClient/src/es/gva/cit/gazetteer/wfsg/parsers/WfsgFeatureParser.java
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana |
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* |
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana. |
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* dac@iver.es |
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*/ |
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package es.gva.cit.gazetteer.wfsg.parsers; |
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import java.awt.geom.Point2D; |
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import es.gva.cit.catalogClient.metadataXML.XMLNode; |
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import es.gva.cit.catalogClient.metadataXML.XMLTree; |
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import es.gva.cit.gazetteer.querys.Feature; |
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import es.gva.cit.gazetteer.querys.ThesaurusName; |
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import java.awt.geom.Point2D; |
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/** |
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* This class is used to parse the getFeature request |
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* |
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* |
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* @author Jorge Piera Llodra (piera_jor@gva.es) |
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*/ |
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public class WfsgFeatureParser {
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/** |
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* |
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* |
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*/ |
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private String geomType = null; |
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/** |
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* It parses the answer |
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* @param node |
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* XML tree that contains the getFeature Answer |
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* @param feature |
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* FEature selected in the thesaurus list |
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* @param attribute |
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* Attribute to do the search |
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* @return |
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* Array of features |
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*/ |
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public Feature[] parse(XMLNode node,ThesaurusName feature, String attribute){
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/** |
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* It parses the answer |
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* |
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* |
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* @return Array of features |
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* @param node XML tree that contains the getFeature Answer |
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* @param thesaurus FEature selected in the thesaurus list |
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* @param attribute Attribute to do the search |
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*/ |
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public Feature[] parse(XMLNode node, ThesaurusName thesaurus, String attribute) {
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XMLNode[] nodeFeatures = XMLTree.searchMultipleNode(node,"gml:featureMember"); |
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String prefix = feature.getName().split(":")[0];
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String geomField = getGeomField(prefix,feature);
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String prefix = thesaurus.getName().split(":")[0];
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String geomField = getGeomField(prefix,thesaurus);
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if ((node.getName().equals("ResultCollection")) ||
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(node.getName().equals("feature_collection"))){
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return parseWFS(nodeFeatures,feature,"geographicIdentifier",geomField);
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return parseWFS(nodeFeatures,thesaurus,"geographicIdentifier",geomField);
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}else{
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return parseWFS(nodeFeatures,feature,prefix + ":" + attribute,geomField);
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return parseWFS(nodeFeatures,thesaurus,prefix + ":" + attribute,geomField);
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} |
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} |
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/** |
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* It parses the a WFS answer |
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* @param nodeFeatures |
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* XML tree that contains the Features |
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* @param feature |
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* FEature selected in the thesaurus list |
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* @param attribute |
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* Attribute to do the search |
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* @param geomField |
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* Field that contains the geometry |
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* @return |
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* Array of features |
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*/ |
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public Feature[] parseWFS(XMLNode[] nodeFeatures,ThesaurusName feature, String attribute, String geomField){
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} |
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/** |
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* It parses the a WFS answer |
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* |
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* |
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* @return Array of features |
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* @param nodeFeatures XML tree that contains the Features |
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* @param thesaurusName FEature selected in the thesaurus list |
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* @param attribute Attribute to do the search |
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* @param geomField Field that contains the geometry |
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*/ |
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public Feature[] parseWFS(XMLNode[] nodeFeatures, ThesaurusName thesaurusName, String attribute, String geomField) {
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Feature[] features = new Feature[nodeFeatures.length]; |
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for (int i=0 ; i<nodeFeatures.length ; i++){
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String id = XMLTree.searchNodeAtribute(nodeFeatures[i],feature.getName(),"fid");
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String id = XMLTree.searchNodeAtribute(nodeFeatures[i],thesaurusName.getName(),"fid");
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XMLNode nodeName = XMLTree.searchNode(nodeFeatures[i],feature.getName() + "->" + attribute);
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XMLNode nodeName = XMLTree.searchNode(nodeFeatures[i],thesaurusName.getName() + "->" + attribute);
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String name = ""; |
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if (nodeName != null){
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} |
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return features; |
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} |
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/** |
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* If returns the Geom route of the XML tree |
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* @param prefix |
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* Typename |
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* @param feature |
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* Feature selected in the thesaurus list |
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* @return |
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*/ |
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//cv300:entity:layer:level:elevation:color:text:clave:the_geom->gml:MultiLineString->gml:lineStringMember->gml:LineString->gml:coordinates |
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private String getGeomField(String prefix,ThesaurusName feature){
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if (feature.getFields() == null){
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} |
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//cv300:entity:layer:level:elevation:color:text:clave:the_geom->gml:MultiLineString->gml:lineStringMember->gml:LineString->gml:coordinates |
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/** |
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* If returns the Geom route of the XML tree |
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* |
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* |
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* @return |
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* @param prefix Typename |
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* @param thesaurus Feature selected in the thesaurus list |
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*/ |
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private String getGeomField(String prefix, ThesaurusName thesaurus) {
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if (thesaurus.getFields() == null){
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geomType = "Point"; |
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return feature.getName() + "->" + "position->gml:Point->gml:coordinates";
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return thesaurus.getName() + "->" + "position->gml:Point->gml:coordinates";
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} |
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for (int i=0 ; i<feature.getFields().length ; i++){
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if (feature.getFields()[i].getType().equals("gml:MultiLineStringPropertyType")){
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prefix = feature.getName() + "->" + prefix + ":" + feature.getFields()[i].getName();
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for (int i=0 ; i<thesaurus.getFields().length ; i++){
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if (thesaurus.getFields()[i].getType().equals("gml:MultiLineStringPropertyType")){
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prefix = thesaurus.getName() + "->" + prefix + ":" + thesaurus.getFields()[i].getName();
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geomType = "MultiLine"; |
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return prefix + |
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"->gml:MultiLineString->gml:lineStringMember->gml:LineString->" + |
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"gml:coordinates"; |
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} |
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if (feature.getFields()[i].getType().equals("gml:MultiPolygonPropertyType")){
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prefix = feature.getName() + "->" + prefix + ":" + feature.getFields()[i].getName();
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if (thesaurus.getFields()[i].getType().equals("gml:MultiPolygonPropertyType")){
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prefix = thesaurus.getName() + "->" + prefix + ":" + thesaurus.getFields()[i].getName();
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geomType = "MultiPolygon"; |
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return prefix + |
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"->gml:MultiPolygon->gml:polygonMember->gml:Polygon->gml:outerBoundaryIs->" + |
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"gml:LinearRing->gml:coordinates"; |
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} |
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if (feature.getFields()[i].getType().equals("gml:PointPropertyType")){
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prefix = feature.getName() + "->" + prefix + ":" + feature.getFields()[i].getName();
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if (thesaurus.getFields()[i].getType().equals("gml:PointPropertyType")){
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prefix = thesaurus.getName() + "->" + prefix + ":" + thesaurus.getFields()[i].getName();
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geomType = "Point"; |
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return prefix + |
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"->gml:Point->gml:coordinates"; |
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} |
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} |
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return ""; |
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} |
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/** |
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* It returns a pair of coordinates of the Feature |
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* @param sCoordinates |
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* String that contains the coordinates |
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* @return |
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*/ |
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private Point2D getCoordinates(String sCoordinates){
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} |
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/** |
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* It returns a pair of coordinates of the Feature |
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* |
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* |
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* @return |
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* @param sCoordinates String that contains the coordinates |
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*/ |
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private Point2D getCoordinates(String sCoordinates) {
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if (geomType.equals("MultiLine")){
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return getCoordinatesMultiline(sCoordinates); |
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} |
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return getCoordinatesPoint(sCoordinates); |
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} |
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return null; |
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} |
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/** |
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* It returns a pair of coordinates from a Multiline string |
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* @param sCoordinates |
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* String |
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* @return |
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*/ |
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private Point2D.Double getCoordinatesMultiline(String sCoordinates){
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} |
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/** |
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* It returns a pair of coordinates from a Multiline string |
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* |
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* |
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* @return |
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* @param sCoordinates String |
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*/ |
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private java.awt.geom.Point2D.Double getCoordinatesMultiline(String sCoordinates) {
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return getAverage(sCoordinates.split(" "));
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} |
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/** |
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* It returns a pair of coordinates from a MultiPolygon string |
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* @param sCoordinates |
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* String |
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* @return |
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*/ |
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private Point2D.Double getCoordinatesMultiPolygon(String sCoordinates){
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} |
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/** |
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* It returns a pair of coordinates from a MultiPolygon string |
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* |
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* |
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* @return |
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* @param sCoordinates String |
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*/ |
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private java.awt.geom.Point2D.Double getCoordinatesMultiPolygon(String sCoordinates) {
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return getAverage(sCoordinates.split(" "));
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} |
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/** |
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* It returns a pair of coordinates from a Point |
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* @param sCoordinates |
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* String |
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* @return |
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*/ |
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private Point2D.Double getCoordinatesPoint(String sCoordinates){
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} |
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/** |
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* It returns a pair of coordinates from a Point |
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* |
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* |
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* @return |
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* @param sCoordinates String |
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*/ |
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private java.awt.geom.Point2D.Double getCoordinatesPoint(String sCoordinates) {
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return getAverage(sCoordinates.split(" "));
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} |
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/** |
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* It returns the average of a set of coordinates |
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* @param sCoordinates |
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* Coordinates: X,Y |
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* @return |
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* Average |
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*/ |
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private Point2D.Double getAverage(String[] sCoordinates){
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double x = 0.0; |
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double y = 0.0; |
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} |
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/** |
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* It returns the average of a set of coordinates |
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* |
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* |
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* @return Average |
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* @param sCoordinates Coordinates: X,Y |
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*/ |
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private java.awt.geom.Point2D.Double getAverage(String[] sCoordinates) {
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double x = 0.0; |
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double y = 0.0; |
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for (int i=0 ; i<sCoordinates.length ; i++){
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x = x + Double.parseDouble(sCoordinates[i].split(",")[0]);
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y = y + Double.parseDouble(sCoordinates[i].split(",")[1]);
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x = x / sCoordinates.length; |
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y = y / sCoordinates.length; |
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return new Point2D.Double(x,y); |
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} |
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} |
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} |
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} |
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