root / trunk / applications / appCatalogAndGazetteerClient / src / es / gva / cit / gazetteer / adl / drivers / ADLGazetteerServiceDriver.java @ 15558
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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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package es.gva.cit.gazetteer.adl.drivers; |
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import java.net.MalformedURLException; |
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import java.net.URI; |
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import java.net.URL; |
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import java.util.Collection; |
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import com.iver.utiles.swing.jcomboServer.ServerData; |
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import es.gva.cit.catalog.drivers.DiscoveryServiceCapabilities; |
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import es.gva.cit.catalog.metadataxml.XMLNode; |
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import es.gva.cit.catalog.protocols.HTTPPostProtocol; |
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import es.gva.cit.gazetteer.adl.filters.ADLFilter; |
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import es.gva.cit.gazetteer.adl.parsers.AdlCapabilitiesParser; |
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import es.gva.cit.gazetteer.adl.parsers.AdlFeatureParser; |
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import es.gva.cit.gazetteer.drivers.AbstractGazetteerServiceDriver; |
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import es.gva.cit.gazetteer.drivers.GazetteerCapabilities; |
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import es.gva.cit.gazetteer.querys.Feature; |
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import es.gva.cit.gazetteer.querys.GazetteerQuery; |
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/**
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* This class implements the driver to connect with a
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* ADL gazetteer service
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* @author Jorge Piera Llodr? (piera_jor@gva.es)
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* @see http://alexandria.sdc.ucsb.edu/
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*/
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public class ADLGazetteerServiceDriver extends AbstractGazetteerServiceDriver { |
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/*
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* (non-Javadoc)
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* @see es.gva.cit.gazetteer.drivers.IGazetteerServiceDriver#getCapabilities(java.net.URI)
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*/
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public DiscoveryServiceCapabilities getCapabilities(URI uri) { |
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GazetteerCapabilities capabilities = new GazetteerCapabilities();
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Collection nodes = new java.util.ArrayList(); |
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URL url = null; |
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try {
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url = uri.toURL(); |
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} catch (MalformedURLException e) { |
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capabilities.setServerMessage("errorServerNotFound");
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capabilities.setAvailable(false);
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return capabilities;
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} |
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try {
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nodes = new HTTPPostProtocol().doQuery(uri.toURL(),
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getPOSTMessageCapabilities(), 0);
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} catch (MalformedURLException e) { |
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capabilities.setServerMessage(e.getMessage()); |
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capabilities.setAvailable(false);
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return capabilities;
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} |
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new AdlCapabilitiesParser(this).parse((XMLNode)nodes.toArray()[0]); |
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capabilities.setFeatureTypes(getFeatureTypes()); |
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capabilities.setServerMessage(getServerAnswerReady()); |
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return capabilities;
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} |
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/**
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* It creates the XML for the getCapabilities request
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* @return Name-value pair with a XML request
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*/
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private String getPOSTMessageCapabilities() { |
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return "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>" + |
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"<gazetteer-service " +
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"xmlns=\"http://www.alexandria.ucsb.edu/gazetteer\" " +
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"version=\"1.2\">" +
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"<get-capabilities-request/>" +
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"</gazetteer-service>";
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} |
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/*
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* (non-Javadoc)
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* @see es.gva.cit.gazetteer.drivers.IGazetteerServiceDriver#getFeature(java.net.URI, es.gva.cit.gazetteer.querys.Query)
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*/
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public Feature[] getFeature(URI uri, GazetteerQuery query) { |
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Collection nodes = new java.util.ArrayList(); |
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setQuery(query); |
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URL url = null; |
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try {
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url = uri.toURL(); |
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} catch (MalformedURLException e) { |
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setServerAnswerReady("errorServerNotFound");
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return null; |
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} |
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System.out.println("**************POST*************"); |
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System.out.println(getPOSTGetFeature(getQuery(),true)); |
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nodes = new HTTPPostProtocol().doQuery(url,
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getPOSTGetFeature(getQuery(),true), 0); |
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if (nodes == null){ |
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System.out.println(getPOSTGetFeature(getQuery(),false)); |
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nodes = new HTTPPostProtocol().doQuery(url,
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getPOSTGetFeature(getQuery(),false), 0); |
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} |
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if ((nodes != null) && (nodes.size() == 1)){ |
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return AdlFeatureParser.parse((XMLNode)nodes.toArray()[0]); |
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}else{
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return null; |
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} |
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} |
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/**
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* It creates the XML for the getFeature request
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* @return Name-value pair with a XML request
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* @param query
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*/
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private String getPOSTGetFeature(GazetteerQuery query,boolean withAccents) { |
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return "<gazetteer-service " + |
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"xmlns=\"http://www.alexandria.ucsb.edu/gazetteer\" " +
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"xmlns:gml=\"http://www.opengis.net/gml\" " +
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"version=\"1.2\">" +
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new ADLFilter(withAccents).getQuery(query) +
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"</gazetteer-service>" ;
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} |
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/*
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* (non-Javadoc)
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* @see es.gva.cit.gazetteer.drivers.IGazetteerServiceDriver#isProtocolSupported(java.net.URI)
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*/
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public boolean isProtocolSupported(URI uri) { |
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// TODO Auto-generated method stub
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return true; |
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} |
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/*
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* (non-Javadoc)
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* @see es.gva.cit.gazetteer.drivers.IGazetteerServiceDriver#getDefaultPort()
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*/
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public int getDefaultPort() { |
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return 80; |
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} |
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/*
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* (non-Javadoc)
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* @see es.gva.cit.gazetteer.drivers.IGazetteerServiceDriver#getDefaultSchema()
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*/
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public String getDefaultSchema() { |
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return "http"; |
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} |
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/*
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* (non-Javadoc)
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* @see es.gva.cit.gazetteer.drivers.IGazetteerServiceDriver#getServiceName()
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*/
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public String getServiceName() { |
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return ServerData.SERVER_SUBTYPE_GAZETTEER_ADL;
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} |
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} |