svn-gvsig-desktop / tags / v10_RC2c / libraries / libRemoteServices / src / org / gvsig / remoteClient / wfs / wfs_1_0_0 / WFSProtocolHandler1_0_0.java @ 8745
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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.LinkedHashMap; |
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import java.util.Vector; |
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import org.gvsig.remoteClient.utils.CapabilitiesTags; |
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import org.gvsig.remoteClient.wfs.WFSSchemaParser; |
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import org.gvsig.remoteClient.wfs.WFSAttribute; |
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import org.gvsig.remoteClient.wfs.WFSProtocolHandler; |
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import org.gvsig.remoteClient.wms.wms_1_1_0.WMSLayer1_1_0; |
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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 8745 2006-11-14 13:14:23Z $
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* $Log$
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* Revision 1.6.2.1 2006-10-24 08:22:49 jorpiell
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* Aparecen los campos en orden
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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) { |
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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) { |
| 418 |
ex.printStackTrace(); |
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} catch (IOException e) { |
| 420 |
e.printStackTrace(); |
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} |
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|
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int tag;
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WFSSchemaParser parser = null;
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parser = new WFSSchemaParser();
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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.setSchemaFromMainTag(parser.getName()); |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.WFS_SCHEMAROOT);
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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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{
|
| 441 |
case KXmlParser.START_TAG:
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if (parser.getName().compareTo(CapabilitiesTags.COMPLEXTYPE)==0) |
| 443 |
{
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parseComplexType(parser); |
| 445 |
} |
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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()+"]"); |
| 452 |
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) { |
| 465 |
ioe.printStackTrace(); |
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return false; |
| 467 |
} |
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return true; |
| 469 |
} |
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|
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private void parseComplexType(WFSSchemaParser parser) throws IOException, XmlPullParserException |
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{
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int currentTag;
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boolean end = false; |
| 475 |
|
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.COMPLEXTYPE);
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currentTag = parser.next(); |
| 478 |
|
| 479 |
while (!end)
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| 480 |
{
|
| 481 |
switch(currentTag)
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{
|
| 483 |
case KXmlParser.START_TAG:
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| 484 |
if (parser.getName().compareTo(CapabilitiesTags.COMPLEXCONTENT)==0) |
| 485 |
{
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parseComplexContent(parser); |
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} |
| 488 |
break;
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case KXmlParser.END_TAG:
|
| 490 |
if (parser.getName().compareTo(CapabilitiesTags.COMPLEXTYPE) == 0) |
| 491 |
end = true;
|
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break;
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| 493 |
case KXmlParser.TEXT:
|
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break;
|
| 495 |
} |
| 496 |
if (!end){
|
| 497 |
currentTag = parser.next(); |
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} |
| 499 |
} |
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} |
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|
| 502 |
private void parseComplexContent(WFSSchemaParser parser) throws IOException, XmlPullParserException |
| 503 |
{
|
| 504 |
int currentTag;
|
| 505 |
boolean end = false; |
| 506 |
|
| 507 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.COMPLEXCONTENT);
|
| 508 |
currentTag = parser.next(); |
| 509 |
|
| 510 |
while (!end)
|
| 511 |
{
|
| 512 |
switch(currentTag)
|
| 513 |
{
|
| 514 |
case KXmlParser.START_TAG:
|
| 515 |
if (parser.getName().compareTo(CapabilitiesTags.EXTENSION )==0) |
| 516 |
{
|
| 517 |
parseExtension(parser); |
| 518 |
} |
| 519 |
break;
|
| 520 |
case KXmlParser.END_TAG:
|
| 521 |
if (parser.getName().compareTo(CapabilitiesTags.COMPLEXCONTENT) == 0) |
| 522 |
end = true;
|
| 523 |
break;
|
| 524 |
case KXmlParser.TEXT:
|
| 525 |
break;
|
| 526 |
} |
| 527 |
if (!end){
|
| 528 |
currentTag = parser.next(); |
| 529 |
} |
| 530 |
} |
| 531 |
} |
| 532 |
|
| 533 |
private void parseExtension(WFSSchemaParser parser) throws IOException, XmlPullParserException |
| 534 |
{
|
| 535 |
int currentTag;
|
| 536 |
boolean end = false; |
| 537 |
|
| 538 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.EXTENSION);
|
| 539 |
currentTag = parser.next(); |
| 540 |
|
| 541 |
while (!end)
|
| 542 |
{
|
| 543 |
switch(currentTag)
|
| 544 |
{
|
| 545 |
case KXmlParser.START_TAG:
|
| 546 |
if (parser.getName().compareTo(CapabilitiesTags.SEQUENCE)==0) |
| 547 |
{
|
| 548 |
parseSequence(parser); |
| 549 |
} |
| 550 |
break;
|
| 551 |
case KXmlParser.END_TAG:
|
| 552 |
if (parser.getName().compareTo(CapabilitiesTags.EXTENSION) == 0) |
| 553 |
end = true;
|
| 554 |
break;
|
| 555 |
case KXmlParser.TEXT:
|
| 556 |
break;
|
| 557 |
} |
| 558 |
if (!end){
|
| 559 |
currentTag = parser.next(); |
| 560 |
} |
| 561 |
} |
| 562 |
} |
| 563 |
|
| 564 |
private void parseSequence(WFSSchemaParser parser) throws IOException, XmlPullParserException |
| 565 |
{
|
| 566 |
int currentTag;
|
| 567 |
boolean end = false; |
| 568 |
|
| 569 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.SEQUENCE);
|
| 570 |
currentTag = parser.next(); |
| 571 |
|
| 572 |
LinkedHashMap htFields = new LinkedHashMap(); |
| 573 |
|
| 574 |
while (!end)
|
| 575 |
{
|
| 576 |
switch(currentTag)
|
| 577 |
{
|
| 578 |
case KXmlParser.START_TAG:
|
| 579 |
if (parser.getName().compareTo(CapabilitiesTags.ELEMENT)==0) |
| 580 |
{
|
| 581 |
WFSAttribute field = new WFSAttribute();
|
| 582 |
field.parse(parser); |
| 583 |
if (field.getName() != null){ |
| 584 |
htFields.put(field.getName(),field); |
| 585 |
} |
| 586 |
} |
| 587 |
break;
|
| 588 |
case KXmlParser.END_TAG:
|
| 589 |
if (parser.getName().compareTo(CapabilitiesTags.SEQUENCE) == 0) |
| 590 |
end = true;
|
| 591 |
break;
|
| 592 |
case KXmlParser.TEXT:
|
| 593 |
break;
|
| 594 |
} |
| 595 |
if (!end){
|
| 596 |
currentTag = parser.next(); |
| 597 |
} |
| 598 |
} |
| 599 |
this.setFields(htFields);
|
| 600 |
|
| 601 |
} |
| 602 |
|
| 603 |
public File parseGetFeature(File file) { |
| 604 |
FileReader reader = null; |
| 605 |
try
|
| 606 |
{
|
| 607 |
reader = new FileReader(file); |
| 608 |
BufferedReader br = new BufferedReader(reader); |
| 609 |
char[] buffer = new char[100]; |
| 610 |
br.read(buffer); |
| 611 |
StringBuffer st = new StringBuffer(new String(buffer)); |
| 612 |
String searchText = "encoding=\""; |
| 613 |
int index = st.indexOf(searchText);
|
| 614 |
if (index>-1) { |
| 615 |
st.delete(0, index+searchText.length());
|
| 616 |
encoding = st.substring(0, st.indexOf("\"")); |
| 617 |
} |
| 618 |
} catch (FileNotFoundException ex) { |
| 619 |
ex.printStackTrace(); |
| 620 |
} catch (IOException e) { |
| 621 |
e.printStackTrace(); |
| 622 |
} |
| 623 |
|
| 624 |
int tag;
|
| 625 |
WFSSchemaParser parser = null;
|
| 626 |
parser = new WFSSchemaParser();
|
| 627 |
try
|
| 628 |
{
|
| 629 |
parser.setInput(new FileInputStream(file), encoding); |
| 630 |
parser.nextTag(); |
| 631 |
|
| 632 |
if ( parser.getEventType() != KXmlParser.END_DOCUMENT )
|
| 633 |
{
|
| 634 |
parser.setSchemaFromMainTag(parser.getName()); |
| 635 |
|
| 636 |
parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.WFS_SCHEMAROOT);
|
| 637 |
tag = parser.nextTag(); |
| 638 |
while(tag != KXmlParser.END_DOCUMENT)
|
| 639 |
{
|
| 640 |
switch(tag)
|
| 641 |
{
|
| 642 |
case KXmlParser.START_TAG:
|
| 643 |
if (parser.getName().compareTo(CapabilitiesTags.COMPLEXTYPE)==0) |
| 644 |
{
|
| 645 |
parseComplexType(parser); |
| 646 |
} |
| 647 |
break;
|
| 648 |
case KXmlParser.END_TAG:
|
| 649 |
break;
|
| 650 |
case KXmlParser.TEXT:
|
| 651 |
if (parser.getName()!=null) |
| 652 |
System.out.println("[TEXT]["+parser.getText().trim()+"]"); |
| 653 |
break;
|
| 654 |
} |
| 655 |
tag = parser.next(); |
| 656 |
} |
| 657 |
parser.require(KXmlParser.END_DOCUMENT, null, null); |
| 658 |
} |
| 659 |
} |
| 660 |
catch(XmlPullParserException parser_ex){
|
| 661 |
System.out.println(parser_ex.getMessage());
|
| 662 |
parser_ex.printStackTrace(); |
| 663 |
return null; |
| 664 |
} |
| 665 |
catch (IOException ioe) { |
| 666 |
ioe.printStackTrace(); |
| 667 |
return null; |
| 668 |
} |
| 669 |
return null; |
| 670 |
} |
| 671 |
|
| 672 |
} |