svn-gvsig-desktop / trunk / libraries / libGPE-GML / src / org / gvsig / gpe / gml / parser / v2 / features / ElementTypeBinding.java @ 37928
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package org.gvsig.gpe.gml.parser.v2.features; |
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import java.io.IOException; |
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import javax.xml.namespace.QName; |
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import org.gvsig.gpe.gml.parser.GPEDefaultGmlParser; |
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import org.gvsig.gpe.gml.utils.GMLGeometries; |
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import org.gvsig.gpe.gml.utils.GMLUtilsParser; |
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import org.gvsig.gpe.xml.stream.IXmlStreamReader; |
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import org.gvsig.gpe.xml.stream.XmlStreamException; |
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import org.gvsig.gpe.xml.utils.CompareUtils; |
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import org.gvsig.gpe.xml.utils.XMLAttributesIterator; |
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import org.gvsig.xmlschema.som.IXSElementDeclaration; |
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import org.gvsig.xmlschema.utils.TypeUtils; |
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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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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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/* CVS MESSAGES:
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*
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* $Id: ElementTypeBinding.java 350 2008-01-09 12:53:07Z jpiera $
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* $Log$
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* Revision 1.8 2007/06/14 13:50:05 jorpiell
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* The schema jar name has been changed
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*
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* Revision 1.7 2007/06/07 14:53:30 jorpiell
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* Add the schema support
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*
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* Revision 1.6 2007/05/18 10:41:01 csanchez
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* Actualizaci?n libGPE-GML eliminaci?n de clases inecesarias
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*
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* Revision 1.5 2007/05/16 13:00:48 csanchez
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* Actualizaci?n de libGPE-GML
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*
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* Revision 1.4 2007/05/15 09:51:59 jorpiell
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* The namespace is deleted from the element name
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*
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* Revision 1.3 2007/05/15 09:35:09 jorpiell
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* the tag names cant have blanc spaces
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*
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* Revision 1.2 2007/05/15 08:04:16 jorpiell
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* If the element type is a geometry, the element value wiil be the toString geometry method
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*
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* Revision 1.1 2007/05/14 09:30:30 jorpiell
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* Add the FeatureMember tag
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*
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*
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*/
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/**
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* This class is used to parse some xml tags that
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* represents a xml element.
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* @author Jorge Piera LLodr? (jorge.piera@iver.es)
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* @see http://www.w3.org/XML/Schema
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*/
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public class ElementTypeBinding { |
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/**
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* It parses a xml element
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* @param parser
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* The XML parser
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* @param handler
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* The GPE parser that contains the content handler and
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* the error handler
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* @param feature
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* The feature is needed to add the geometry
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* @param parentElement
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* The parent element
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* @return
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* A Element
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* @throws XmlStreamException
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* @throws IOException
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*/
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public Object parse(IXmlStreamReader parser,GPEDefaultGmlParser handler, Object feature, Object parentElement, IXSElementDeclaration parentType) throws XmlStreamException, IOException { |
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boolean endFeature = false; |
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boolean isGeometryTag = false; |
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int currentTag;
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Object element = null; |
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Object value = null; |
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Object geometry = null; |
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boolean isInitialized = false; |
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//Used to finish to parse the current element
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QName elementRootType = parser.getName();
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String type = null; |
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XMLAttributesIterator attributesIterator = new XMLAttributesIterator(parser);
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//Find the element type
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IXSElementDeclaration elementType = null;
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if (parentType != null){ |
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elementType = parentType.getSubElementByName(elementRootType.getLocalPart()); |
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if (elementType == null){ |
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type = TypeUtils.getXSType(String.class);
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}else{
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type = elementType.getTypeName(); |
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} |
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}else{
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type = TypeUtils.getXSType(String.class);
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} |
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QName tag = parser.getName();
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currentTag = parser.getEventType(); |
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while (!endFeature){
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switch(currentTag){
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case IXmlStreamReader.START_ELEMENT:
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if (!(CompareUtils.compareWithNamespace(tag,elementRootType))){
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//If is a geometry
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if (GMLGeometries.isGML(tag)){
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geometry = handler.getProfile().getGeometryBinding(). |
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parse(parser, handler); |
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handler.getContentHandler().addGeometryToFeature(geometry, feature); |
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if (geometry==null){ |
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System.out.println("\t\t\tGEOMETRIA VACIA"); |
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//Warning geometria vacia
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} |
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isGeometryTag=true;
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}else {
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//If is not a geometry could be a complex feature
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if (!isInitialized){
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element = handler.getContentHandler().startElement(elementRootType.getNamespaceURI(), |
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GMLUtilsParser.removeBlancSymbol(elementRootType.getLocalPart()), |
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null,
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attributesIterator, |
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parentElement); |
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isInitialized = true;
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} |
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handler.getProfile().getElementTypeBinding(). |
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parse(parser, handler, feature, element, null);
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} |
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} |
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break;
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case IXmlStreamReader.END_ELEMENT:
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if (CompareUtils.compareWithNamespace(tag,elementRootType)){
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endFeature = true;
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//If not is complex the element has not been created yet
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if (!isInitialized){
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element = handler.getContentHandler().startElement( |
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elementRootType.getNamespaceURI(), |
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GMLUtilsParser.removeBlancSymbol(elementRootType.getLocalPart()), |
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value, |
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attributesIterator, |
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parentElement); |
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isInitialized = true;
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} |
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handler.getContentHandler().endElement(element); |
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} |
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break;
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case IXmlStreamReader.CHARACTERS:
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if (geometry == null){ |
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value = TypeUtils.getValue(elementType, parser.getText()); |
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} |
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break;
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} |
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if (!endFeature){
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currentTag = parser.next(); |
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tag = parser.getName(); |
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} |
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} |
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return element;
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} |
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} |