svn-gvsig-desktop / tags / Root_piloto3d / libraries / libRemoteServices / src / org / gvsig / remoteClient / wfs / wfs_1_0_0 / WFSProtocolHandler1_0_0.java @ 9537
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package org.gvsig.remoteClient.wfs.wfs_1_0_0; |
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import java.io.BufferedReader; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.FileNotFoundException; |
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import java.io.FileReader; |
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import java.io.IOException; |
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import java.util.Hashtable; |
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import java.util.Vector; |
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import org.gvsig.remoteClient.gml.factories.XMLElementsFactory; |
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import org.gvsig.remoteClient.gml.factories.XMLTypesFactory; |
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import org.gvsig.remoteClient.gml.schemas.IXMLType; |
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import org.gvsig.remoteClient.gml.schemas.XMLComplexType; |
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import org.gvsig.remoteClient.gml.schemas.XMLElement; |
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import org.gvsig.remoteClient.gml.schemas.XMLSchemaParser; |
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import org.gvsig.remoteClient.utils.CapabilitiesTags; |
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import org.gvsig.remoteClient.wfs.WFSProtocolHandler; |
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import org.kxml2.io.KXmlParser; |
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import org.xmlpull.v1.XmlPullParserException; |
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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: WFSProtocolHandler1_0_0.java 9537 2007-01-04 10:08:42Z $
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* $Log$
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* Revision 1.6.2.3 2006-11-17 11:38:03 ppiqueras
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* Corregidos bugs y a?adida nueva funcionalidad. Del HEAD.
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*
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* Revision 1.8 2006/10/31 09:36:51 jorpiell
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* Se devuelve el tipo de la entidad completo, y no sus hijos
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*
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* Revision 1.7 2006/10/10 12:52:28 jorpiell
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* Soporte para features complejas.
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*
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* Revision 1.6 2006/06/14 07:54:18 jorpiell
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* Se parsea el online resource que antes se ignoraba
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*
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* Revision 1.5 2006/05/25 10:20:57 jorpiell
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* Se ha cambiado el nombre de la clase WFSField por la clase WFSAttribute, porque resultaba confuso
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*
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* Revision 1.4 2006/05/23 13:23:22 jorpiell
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* Se ha cambiado el final del bucle de parseado y se tiene en cuenta el online resource
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*
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* Revision 1.2 2006/04/20 16:39:16 jorpiell
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* A?adida la operacion de describeFeatureType y el parser correspondiente.
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*
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* Revision 1.1 2006/04/19 12:51:35 jorpiell
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* A?adidas algunas de las clases del servicio WFS
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*
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*
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*/
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/**
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* @author Jorge Piera Llodr? (piera_jor@gva.es)
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*/
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public class WFSProtocolHandler1_0_0 extends WFSProtocolHandler{ |
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public WFSProtocolHandler1_0_0(){
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this.version = "1.0.0"; |
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this.name = "WFS1.0.0"; |
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} |
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public boolean parseCapabilities(File f) { |
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FileReader reader = null; |
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try
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{
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reader = new FileReader(f); |
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BufferedReader br = new BufferedReader(reader); |
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char[] buffer = new char[100]; |
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br.read(buffer); |
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StringBuffer st = new StringBuffer(new String(buffer)); |
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String searchText = "encoding=\""; |
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int index = st.indexOf(searchText);
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if (index>-1) { |
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st.delete(0, index+searchText.length());
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encoding = st.substring(0, st.indexOf("\"")); |
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} |
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} catch (FileNotFoundException ex) { |
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ex.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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int tag;
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KXmlParser parser = null;
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parser = new KXmlParser();
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try
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{
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parser.setInput(new FileInputStream(f), encoding); |
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parser.nextTag(); |
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if ( parser.getEventType() != KXmlParser.END_DOCUMENT )
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{
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.WFS_CAPABILITIES_ROOT1_0_0);
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tag = parser.nextTag(); |
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while(tag != KXmlParser.END_DOCUMENT)
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{
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switch(tag)
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{
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case KXmlParser.START_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.SERVICE)==0) |
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{
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parseServiceTag(parser); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.CAPABILITY)==0) |
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{
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parseCapabilityTag(parser); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.WFS_FEATURETYPELIST)==0) |
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{
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parseFeatureTypeListTag(parser); |
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} |
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break;
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case KXmlParser.END_TAG:
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break;
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case KXmlParser.TEXT:
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if (parser.getName()!=null) |
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System.out.println("[TEXT]["+parser.getText().trim()+"]"); |
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break;
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} |
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tag = parser.next(); |
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} |
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parser.require(KXmlParser.END_DOCUMENT, null, null); |
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} |
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} |
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catch(XmlPullParserException parser_ex){
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System.out.println(parser_ex.getMessage());
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parser_ex.printStackTrace(); |
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return false; |
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} |
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catch (IOException ioe) { |
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ioe.printStackTrace(); |
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return false; |
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} |
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return true; |
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} |
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/**
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* <p>Parses the Service Information </p>
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*/
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private void parseServiceTag(KXmlParser parser) throws IOException, XmlPullParserException |
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{
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int currentTag;
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boolean end = false; |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.SERVICE);
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currentTag = parser.next(); |
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while (!end)
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{
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switch(currentTag)
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{
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case KXmlParser.START_TAG:
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if (parser.getName().compareToIgnoreCase(CapabilitiesTags.NAME)==0) |
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{
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serviceInfo.name = parser.nextText(); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.WFS_TITLE)==0) |
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{
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serviceInfo.title = parser.nextText(); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.WFS_ABSTRACT)==0) |
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{
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serviceInfo.abstr = parser.nextText(); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.ONLINERESOURCE)==0) |
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{
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serviceInfo.online_resource = parser.nextText(); |
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} |
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break;
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case KXmlParser.END_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.SERVICE) == 0) |
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end = true;
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break;
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case KXmlParser.TEXT:
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break;
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} |
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if (!end){
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currentTag = parser.next(); |
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} |
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} |
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} |
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private void parseCapabilityTag(KXmlParser parser) throws IOException, XmlPullParserException |
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{
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int currentTag;
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boolean end = false; |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.CAPABILITY);
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currentTag = parser.next(); |
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while (!end)
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{
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switch(currentTag)
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{
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case KXmlParser.START_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.REQUEST)==0) |
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{
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parseRequestTag(parser); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.EXCEPTION)==0) |
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{
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//TODO Parse exception tags...
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parser.skipSubTree(); |
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} |
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else if ((parser.getName().compareTo(CapabilitiesTags.VENDORSPECIFICCAPABILITIES)==0) || |
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(parser.getName().compareTo(CapabilitiesTags.USERDEFINEDSYMBOLIZATION )==0))
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{
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parser.skipSubTree(); |
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} |
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break;
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case KXmlParser.END_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.CAPABILITY) == 0) |
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end = true;
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break;
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case KXmlParser.TEXT:
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break;
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} |
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if (!end){
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currentTag = parser.next(); |
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} |
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} |
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} |
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/**
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* <p>Parses the Request tag </p>
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*/
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private void parseRequestTag(KXmlParser parser) throws IOException, XmlPullParserException |
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{
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int currentTag;
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boolean end = false; |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.REQUEST);
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currentTag = parser.next(); |
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while (!end)
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{
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switch(currentTag)
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{
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case KXmlParser.START_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.GETCAPABILITIES)==0) |
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{
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currentTag = parser.nextTag(); |
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if (parser.getName().compareTo(CapabilitiesTags.DCPTYPE)==0) |
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{
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currentTag = parser.nextTag(); |
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if(parser.getName().compareTo(CapabilitiesTags.HTTP)==0) |
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{
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currentTag = parser.nextTag(); |
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if(parser.getName().compareTo(CapabilitiesTags.GET)==0) |
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{
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String value = null; |
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for (int i=0 ; i<parser.getAttributeCount() ; i++){ |
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if (parser.getAttributeName(i).toUpperCase().compareTo(CapabilitiesTags.ONLINERESOURCE.toUpperCase()) == 0){ |
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value = parser.getAttributeValue(i); |
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} |
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} |
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if (value == null){ |
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serviceInfo.addOperation(WFSOperation.GETCAPABILITIES); |
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}else{
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serviceInfo.addOperation(WFSOperation.GETCAPABILITIES,value); |
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} |
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} |
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} |
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} |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.WFS_DESCRIBEFEATURETYPE)==0) |
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{
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currentTag = parser.nextTag(); |
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if (parser.getName().compareTo(CapabilitiesTags.DCPTYPE)==0) |
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{
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currentTag = parser.nextTag(); |
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if(parser.getName().compareTo(CapabilitiesTags.HTTP)==0) |
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{
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currentTag = parser.nextTag(); |
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if(parser.getName().compareTo(CapabilitiesTags.GET)==0) |
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{
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String value = null; |
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for (int i=0 ; i<parser.getAttributeCount() ; i++){ |
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if (parser.getAttributeName(i).toUpperCase().compareTo(CapabilitiesTags.ONLINERESOURCE.toUpperCase()) == 0){ |
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value = parser.getAttributeValue(i); |
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} |
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} |
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if (value == null){ |
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serviceInfo.addOperation(WFSOperation.DESCRIBEFEATURETYPE); |
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}else{
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serviceInfo.addOperation(WFSOperation.DESCRIBEFEATURETYPE,value); |
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} |
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} |
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} |
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} |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.WFS_GETFEATURE)==0) |
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{
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currentTag = parser.nextTag(); |
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if (parser.getName().compareTo(CapabilitiesTags.DCPTYPE)==0) |
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{
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currentTag = parser.nextTag(); |
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if(parser.getName().compareTo(CapabilitiesTags.HTTP)==0) |
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{
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currentTag = parser.nextTag(); |
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if(parser.getName().compareTo(CapabilitiesTags.GET)==0) |
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{
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String value = null; |
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for (int i=0 ; i<parser.getAttributeCount() ; i++){ |
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if (parser.getAttributeName(i).toUpperCase().compareTo(CapabilitiesTags.ONLINERESOURCE.toUpperCase()) == 0){ |
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value = parser.getAttributeValue(i); |
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} |
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} |
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if (value == null){ |
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serviceInfo.addOperation(WFSOperation.GETFEATURE); |
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}else{
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serviceInfo.addOperation(WFSOperation.GETFEATURE,value); |
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} |
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} |
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} |
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} |
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} |
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break;
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case KXmlParser.END_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.REQUEST) == 0) |
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end = true;
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break;
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case KXmlParser.TEXT:
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break;
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} |
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if (!end){
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currentTag = parser.next(); |
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} |
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} |
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// TODO: does not get such a tag when arrives here!!!!!!
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//parser.require(KXmlParser.END_TAG, null, CapabilitiesTags.REQUEST);
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} |
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private void parseFeatureTypeListTag(KXmlParser parser) throws IOException, XmlPullParserException |
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{
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int currentTag;
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boolean end = false; |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.WFS_FEATURETYPELIST);
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currentTag = parser.next(); |
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while (!end)
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{
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switch(currentTag)
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{
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case KXmlParser.START_TAG:
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if (parser.getName().compareToIgnoreCase(CapabilitiesTags.WFS_FEATURETYPE)==0) |
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{
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WFSFeature1_0_0 feature = new WFSFeature1_0_0();
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feature.parse(parser); |
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features.put(feature.getName(),feature); |
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} |
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break;
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case KXmlParser.END_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.WFS_FEATURETYPELIST) == 0) |
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end = true;
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break;
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case KXmlParser.TEXT:
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break;
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} |
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if (!end){
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currentTag = parser.next(); |
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} |
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} |
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} |
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public boolean parseDescribeFeatureType(File f,String nameSpace) { |
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XMLSchemaParser schemaParser = new XMLSchemaParser();
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schemaParser.parse(f,nameSpace); |
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String layerName = getCurrentFeature();
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if (getCurrentFeature().split(":").length>1){ |
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layerName = getCurrentFeature().split(":")[1]; |
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} |
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XMLElement entity = XMLElementsFactory.getElement(layerName); |
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if (entity != null){ |
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Vector vector = new Vector(); |
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vector.add(entity); |
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setFields(vector); |
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} |
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return true; |
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} |
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} |