svn-gvsig-desktop / trunk / applications / appCatalogAndGazetteerClient / src / es / gva / cit / catalog / csw / messages / CSWAbstractMessages.java @ 39586
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package es.gva.cit.catalog.csw.messages; |
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import org.apache.commons.httpclient.NameValuePair; |
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import org.gvsig.i18n.Messages; |
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import com.iver.utiles.swing.jcomboServer.ServerData; |
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import es.gva.cit.catalog.csw.drivers.CSWCapabilities; |
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import es.gva.cit.catalog.csw.drivers.profiles.CSWAbstractProfile; |
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import es.gva.cit.catalog.csw.parsers.CSWConstants; |
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import es.gva.cit.catalog.languages.FilterEncoding; |
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import es.gva.cit.catalog.querys.CatalogQuery; |
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import es.gva.cit.catalog.querys.Search; |
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import es.gva.cit.catalog.utils.CatalogConstants; |
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import es.gva.cit.catalog.utils.Strings; |
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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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* $Id$
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* $Log$
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*
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*/
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/**
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* @author Jorge Piera LLodr? (jorge.piera@iver.es)
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*/
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public abstract class CSWAbstractMessages { |
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private CSWCapabilities capabilities = null; |
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private CatalogQuery query = null; |
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private CSWAbstractProfile profile = null; |
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/**
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* @param profile
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* The profile to create the query
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*/
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public CSWAbstractMessages(CSWAbstractProfile profile) {
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super();
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this.profile = profile;
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} |
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public static NameValuePair[] getHTTPGETCapabilities() { |
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NameValuePair nvp1 = new NameValuePair("request", CSWConstants.OPERATION_GETCAPABILITIES); |
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NameValuePair nvp2 = new NameValuePair("service", ServerData.SERVER_SUBTYPE_CATALOG_CSW); |
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NameValuePair nvp3 = new NameValuePair("acceptFormats","text/xml"); |
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return new NameValuePair[] { nvp1, nvp2, nvp3 }; |
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} |
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/**
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* The get capabilities operation started with lower case.
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* There are some servers that has this bug
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* @return
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*/
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public static NameValuePair[] getHTTPGETCapabilitiesLower() { |
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NameValuePair nvp1 = new NameValuePair("request", CSWConstants.OPERATION_GETCAPABILITIESToLOWER); |
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NameValuePair nvp2 = new NameValuePair("service", ServerData.SERVER_SUBTYPE_CATALOG_CSW); |
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NameValuePair nvp3 = new NameValuePair("acceptFormats","text/xml"); |
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return new NameValuePair[] { nvp1, nvp2, nvp3 }; |
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} |
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public static NameValuePair[] getHTTPGETDescribeRecord(String version) { |
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NameValuePair nvp1 = new NameValuePair("request", CSWConstants.OPERATION_DESCRIBERECORD); |
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NameValuePair nvp2 = new NameValuePair("service", ServerData.SERVER_SUBTYPE_CATALOG_CSW); |
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NameValuePair nvp3 = new NameValuePair("version", version); |
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return new NameValuePair[] { nvp1, nvp2, nvp3 }; |
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} |
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/**
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* Creates and returns the GetRecords request
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* @param query
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* @param firstRecord
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* @return
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*/
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public String getHTTPPostGetRecordsMessage(CSWCapabilities capabilities, CatalogQuery query, ServerData serverData, int firstRecord) { |
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this.capabilities = capabilities;
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this.query = query;
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profile.setServerData(serverData); |
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StringBuffer buffer = new StringBuffer(); |
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buffer.append(createGetRecordsHeader(firstRecord)); |
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return buffer.toString();
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} |
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/**
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* Create the GetRecords header.
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* @param firstRecord
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* @return
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*/
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protected String createGetRecordsHeader(int firstRecord){ |
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StringBuffer buffer = new StringBuffer(); |
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buffer.append(CatalogConstants.XML_HEADER_ENCODING); |
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buffer.append("<" + CSWConstants.CSW_NAMESPACE +
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":" + CSWConstants.CSW_GET_RECORDS);
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buffer.append(" " + CSWConstants.CSW_SERVICE + "=\"" + ServerData.SERVER_SUBTYPE_CATALOG_CSW + "\" "); |
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buffer.append(CSWConstants.CSW_VERSION + "=\"" + capabilities.getVersion() + "\" "); |
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buffer.append(CatalogConstants.XML_NS + "=\"" + getCswNamespace() + "\" "); |
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buffer.append(CatalogConstants.XML_NS + ":" + CSWConstants.CSW_NAMESPACE +
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"=\"" + getCswNamespace() + "\" "); |
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buffer.append(CatalogConstants.XML_NS + ":" + CSWConstants.OGC_NAMESPACE +
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"=\"" + CSWConstants.OGC_NAMESPACE_URI + "\" "); |
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buffer.append(CatalogConstants.XML_NS + ":" + CSWConstants.GML_NAMESPACE +
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"=\"" + CSWConstants.GML_NAMESPACE_URI + "\" "); |
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buffer.append(CSWConstants.CSW_START_POSITION + "='" + firstRecord + "' "); |
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buffer.append(CSWConstants.CSW_MAX_RECORDS + "='10' ");
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if (capabilities.getOutputFormat() != null){ |
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buffer.append(CSWConstants.CSW_OUTPUTFORMAT + "=\"" + capabilities.getOutputFormat() + "\" "); |
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} |
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if (getOutputSchema(capabilities.getOutputSchema()) != null){ |
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buffer.append(CSWConstants.CSW_OUTPUTSCHEMA + "=\"" + getOutputSchema(capabilities.getOutputSchema()) + "\" "); |
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}else{
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buffer.append(CSWConstants.CSW_OUTPUTSCHEMA + "=\"csw:IsoRecord\" ");
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} |
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buffer.append("resultType=\"" +
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getResultType(capabilities.getResultType()) + "\">");
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buffer.append(createGetRecordsQuery()); |
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buffer.append("</" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.OPERATION_GETRECORDS + ">"); |
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return buffer.toString();
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} |
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/**
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* Returns a common result type if the getCapabilities doesn't have
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* one. If several result types are available, prefer "results" type.
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* Otherwise, return the first available one. If none is declared, return
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* "results" type, which sometimes works.
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*
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*
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* @return Just one String
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* @param resultType The array of result types parsed.
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*/
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protected String getResultType(String[] resultType) { |
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if (resultType == null || resultType.length==0) |
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return "results"; |
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for (int i=0 ; i<resultType.length ; i++){ |
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if (resultType[i].toLowerCase().equals("results")) { |
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return resultType[i];
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} |
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} |
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return resultType[0]; |
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} |
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/**
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* Returns the OutputSchema. If the ISO19115 is supported,
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* we prefer this
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* @param OutputFormat The array of outputFormats parsed.
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* @return Just one String
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* @param outputSchemas
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*/
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protected String getOutputSchema(String[] outputSchemas) { |
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if (outputSchemas == null){ |
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return null; |
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} |
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return outputSchemas[0]; |
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} |
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/**
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* @return the Query xml sub tree of the GetRecords
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* operation
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*/
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protected String createGetRecordsQuery(){ |
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StringBuffer buffer = new StringBuffer(); |
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buffer.append("<" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.QUERY + " "); |
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if (capabilities.getTypeNames() != null){ |
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buffer.append(CSWConstants.TYPENAMES + "=\"" +
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Strings.getBlankSeparated(capabilities.getTypeNames()) + "\"");
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} |
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buffer.append(">");
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buffer.append(getElementSetNameLabel(query.getService())); |
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buffer.append(createGetRecordsConstraint()); |
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buffer.append("</" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.QUERY + ">"); |
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return buffer.toString();
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} |
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/**
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* Create and return the ElementName and the ElementSetName tags
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* @param searchType
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* @return
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*/
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protected String getElementSetNameLabel(Search searchType) { |
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StringBuffer buffer = new StringBuffer(); |
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buffer.append("<" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.ELEMENTSETNAME + ">"); |
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buffer.append(CSWConstants.FULL); |
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buffer.append("</" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.ELEMENTSETNAME + ">"); |
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if (profile.getElementName() != null){ |
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buffer.append("<" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.ELEMENTNAME + ">"); |
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buffer.append(profile.getElementName()); |
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buffer.append("</" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.ELEMENTNAME + ">"); |
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} |
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return buffer.toString();
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} |
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/**
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* @return the Constarint xml sub tree of the GetRecords
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* operation
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*/
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protected String createGetRecordsConstraint(){ |
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StringBuffer buffer = new StringBuffer(); |
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buffer.append("<" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.CONSTRAINT); |
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buffer.append(" " + CSWConstants.VERSION + "='" + getContraintVersion() + "'>"); |
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buffer.append(createFilterEncoding()); |
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buffer.append("</" + CSWConstants.CSW_NAMESPACE + ":" + CSWConstants.CONSTRAINT + ">"); |
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return buffer.toString();
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} |
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/**
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* @return the constraint version
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*/
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protected abstract String getContraintVersion(); |
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/**
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* Creates the filter encoding. It can be
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* overridden by the children classes.
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* @return
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* The filter encoding to use
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*/
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protected FilterEncoding getFilterEncoding(){
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return new FilterEncoding(); |
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} |
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/**
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* Creates the filter encoding query
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* @param query
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* @return
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*/
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protected String createFilterEncoding(){ |
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FilterEncoding filter = getFilterEncoding(); |
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if (query.getTitle() != null){ |
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filter.addClauses(profile.getTitle(), |
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query.getTitle(), |
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query.getTitleFilter(), |
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FilterEncoding.PROPERTY_IS_LIKE, |
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FilterEncoding.TYPE_LITERAL, |
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FilterEncoding.AND); |
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} |
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if (query.isMinimized()){
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if (query.getAbstract() != null) { |
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filter.addClauses(profile.getAbstract(), |
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query.getAbstract(), |
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FilterEncoding.ANY_WORDS, |
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FilterEncoding.PROPERTY_IS_LIKE, |
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FilterEncoding.TYPE_LITERAL, |
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FilterEncoding.OR); |
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} |
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}else{
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if (query.getAbstract() != null) { |
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filter.addClauses(profile.getAbstract(), |
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query.getAbstract(), |
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FilterEncoding.ANY_WORDS); |
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} |
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if (query.getThemeKey() != null) { |
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filter.addClauses(profile.getKeywords(), query.getThemeKey(), |
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FilterEncoding.ANY_WORDS); |
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} |
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if ((query.getTopic() != null) && (!query.getTopic().equals(Messages.getText("cathegoryAny")))) { |
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filter.addClauses(profile.getTopic(), profile.getTopicValue(query.getTopic()), |
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FilterEncoding.EXACT_WORDS); |
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} |
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if (query.getScale() != null) { |
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filter.addClauses(profile.getScale(), query.getScale(), |
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FilterEncoding.EXACT_WORDS); |
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} |
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if (query.getProvider() != null) { |
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filter.addClauses(profile.getProvider(), |
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filter.getWildCard() + query.getProvider() + filter.getWildCard(), |
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FilterEncoding.EXACT_WORDS, |
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FilterEncoding.PROPERTY_IS_EQUALS_TO, |
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FilterEncoding.TYPE_LITERAL, |
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FilterEncoding.AND); |
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} |
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if (query.getDateFrom() != null) { |
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filter.addClauses(profile.getDateFrom(), query.getDateFrom(), |
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FilterEncoding.EXACT_WORDS, |
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FilterEncoding.PROPERTY_IS_GREATER_THAN, |
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FilterEncoding.TYPE_LITERAL, |
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FilterEncoding.AND); |
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} |
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if (query.getDateTo() != null) { |
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filter.addClauses(profile.getDateTo(), query.getDateTo(), |
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FilterEncoding.EXACT_WORDS, |
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FilterEncoding.PROPERTY_IS_LESS_THAN, |
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FilterEncoding.TYPE_LITERAL, |
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FilterEncoding.AND); |
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} |
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} |
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if ((query.getCoordenates() != null) && (query.isCoordinatesClicked())){ |
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filter.addBoundingBox(query.getCoordenates(), profile.getCoordinates(), |
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getCoordinatesOption(query.getCoordenatesFilter())); |
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} |
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return filter.toString();
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} |
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/**
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* This function returns true only when the user has choosen the
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* "Fully Outside Of" of the coordinates option.
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* @param coordinatesOption
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* @return
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*/
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protected boolean getCoordinatesOption(String coordinatesOption) { |
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if ((coordinatesOption.equals(Messages.getText("coordinatesEqual"))) || |
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(coordinatesOption.equals(Messages.getText("coordinatesContains"))) ||
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(coordinatesOption.equals(Messages.getText("coordinatesEnclose"))))
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return false; |
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return true; |
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} |
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protected String getCswNamespace() { |
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return CSWConstants.CSW_NAMESPACE_URI;
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} |
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} |