svn-gvsig-desktop / trunk / libraries / libRemoteServices / src / org / gvsig / remoteClient / wcs / wcs_1_0_0 / WCSProtocolHandler1_0_0.java @ 14705
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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) 2005 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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package org.gvsig.remoteClient.wcs.wcs_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 org.gvsig.remoteClient.utils.CapabilitiesTags; |
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import org.gvsig.remoteClient.utils.DescribeCoverageTags; |
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import org.gvsig.remoteClient.utils.EncodingXMLParser; |
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import org.gvsig.remoteClient.wcs.CoverageOfferingBrief; |
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import org.gvsig.remoteClient.wcs.WCSProtocolHandler; |
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import org.kxml2.io.KXmlParser; |
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import org.xmlpull.v1.XmlPullParserException; |
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/**
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* @author jaume
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*
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*/
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public class WCSProtocolHandler1_0_0 extends WCSProtocolHandler{ |
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public WCSProtocolHandler1_0_0() {
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this.version = "1.0.0"; |
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this.name = "WCS1.0.0"; |
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this.serviceInfo = new ServiceInformation(); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.remoteClient.OGCProtocolHandler#parseCapabilities(java.io.File)
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*/
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/**
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* <p>Parse the xml data retrieved from the WCS, it will parse the WCS Capabilities</p>
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*
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*/
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public boolean parseCapabilities(File f) |
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{
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int tag;
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EncodingXMLParser parser = null;
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parser = new EncodingXMLParser();
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try
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{
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parser.setInput(f); |
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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.WCS_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.WCS_CONTENTMETADATA)==0) |
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{
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parseContentMetadataTag(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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/* (non-Javadoc)
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* @see org.gvsig.remoteClient.wcs.WCSProtocolHandler#parseDescribeCoverage(java.io.File)
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*/
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public boolean parseDescribeCoverage(File f) { |
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int tag;
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EncodingXMLParser parser = null;
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parser = new EncodingXMLParser();
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try
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{
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parser.setInput(f); |
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parser.nextTag(); |
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if (parser.getEventType() != KXmlParser.END_DOCUMENT){
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parser.require(KXmlParser.START_TAG, null, DescribeCoverageTags.COVERAGE_DESCRIPTION);
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tag = parser.nextTag(); |
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while (tag != KXmlParser.END_DOCUMENT){
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switch (tag){
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case KXmlParser.START_TAG:
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if (parser.getName().compareTo(DescribeCoverageTags.COVERAGE_OFFERING)==0){ |
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WCSCoverage1_0_0 lyr = new WCSCoverage1_0_0();
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lyr.parse(parser); |
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if (lyr!=null){ |
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layerPool.put(lyr.getName(), lyr); |
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} |
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} |
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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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} catch (XmlPullParserException e) {
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System.out.println(e.getMessage());
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e.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 Capability Tag </p>
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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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currentTag = parser.next(); |
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} |
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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.WCS_LABEL)==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.WCS_DESCRIPTION)==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.WCS_KEYWORDS)==0) |
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{
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parser.skipSubTree(); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.ACCESSCONSTRAINTS)==0) |
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{
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parser.skipSubTree(); |
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} |
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else if (parser.getName().compareTo(CapabilitiesTags.FEES)==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.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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currentTag = parser.next(); |
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} |
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// parser.require(KXmlParser.END_TAG, null, CapabilitiesTags.SERVICE);
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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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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.DCPTYPE);
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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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currentTag = parser.nextTag(); |
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if (parser.getName().compareTo(CapabilitiesTags.ONLINERESOURCE)==0) |
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{
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String value = new String(); |
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value = parser.getAttributeValue("", CapabilitiesTags.XLINK_HREF);
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if (value != null){ |
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serviceInfo.operations.put(value, null);
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} |
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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.DESCRIBECOVERAGE)==0) |
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{
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currentTag = parser.nextTag(); |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.DCPTYPE);
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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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currentTag = parser.nextTag(); |
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if (parser.getName().compareTo(CapabilitiesTags.ONLINERESOURCE)==0) |
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{
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String value = new String(); |
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value = parser.getAttributeValue("", CapabilitiesTags.XLINK_HREF);
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if (value != null){ |
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serviceInfo.operations.put(value, null);
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} |
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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.GETCOVERAGE)==0) |
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{
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currentTag = parser.nextTag(); |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.DCPTYPE);
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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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currentTag = parser.nextTag(); |
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if (parser.getName().compareTo(CapabilitiesTags.ONLINERESOURCE)==0) |
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{
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String value = new String(); |
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value = parser.getAttributeValue("", CapabilitiesTags.XLINK_HREF);
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if (value != null){ |
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serviceInfo.operations.put(value, null);
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} |
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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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currentTag = parser.next(); |
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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 parseContentMetadataTag(KXmlParser parser) throws XmlPullParserException, IOException { |
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int currentTag;
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boolean end = false; |
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parser.require(KXmlParser.START_TAG, null, CapabilitiesTags.WCS_CONTENTMETADATA);
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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("wcs:"+CapabilitiesTags.WCS_COVERAGEOFFERINGBRIEF)==0) { |
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CoverageOfferingBrief cob = new CoverageOfferingBrief();
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cob.parse(parser); |
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layerPool.put(cob.getName(), cob); |
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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.WCS_CONTENTMETADATA) == 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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currentTag = parser.next(); |
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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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} |
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|