Application: gvSIG desktop » gvSIG tools: Catalog

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.catalog.schemas;

import java.net.URI;

import org.gvsig.catalog.metadataxml.XMLNode;

import org.gvsig.catalog.metadataxml.XMLTree;

import org.gvsig.catalog.querys.Coordinates;

/**

 * @author Jorge Piera Llodra (piera_jor@gva.es)

 */

public class GeonetworkISO19115Record extends Record {

        public GeonetworkISO19115Record() {  

        }

        /**

         * Constructor

         * @param node Node with the answer

         * @param serverURL Server URL. Necessary to load the image (just Geonetwork)

         */

        public GeonetworkISO19115Record(URI uri,XMLNode node) {        

                super(uri,node);

                setTitle(XMLTree.searchNodeValue(node,

                                "dataIdInfo->idCitation->resTitle"));

                setAbstract_(XMLTree.searchNodeValue(node, "dataIdInfo->idAbs"));

                setPurpose(XMLTree.searchNodeValue(node, "dataIdInfo->idPurp"));

                setKeyWords(XMLTree.searchMultipleNodeValue(node,

                "dataIdInfo->descKeys->keyword"));

                setResources(getResources("distInfo->distTranOps->onLineSrc"));

                setFileID(XMLTree.searchNodeValue(node,"mdFileID"));

                //Caution: getImageUrl uses serverURL and FileID!!!

                XMLNode[] nodes = XMLTree.searchMultipleNode(node,"dataIdInfo->graphOver");

                if ((nodes != null) && (nodes.length > 0)){

                        String imageURL = XMLTree.searchNodeValue(nodes[0], "bgFileName");

                        if (imageURL != null){

                                setImageURL(imageURL);

                        }

                }        

        } 

        /**

         * @return 

         * @param label 

         */

        private Resource[] getResources(String label) {        

                XMLNode[] nodes = XMLTree.searchMultipleNode(getNode(), label);

                Coordinates coordinates = null;

                String srs = null;

                if (nodes == null) {

                        return null;

                }

                Resource[] resources = new Resource[nodes.length];

                if (nodes.length > 0){

                        srs = XMLTree.searchNodeValue(getNode(),"refSysInfo->MdCoRefSys->refSysID->identCode");

                        coordinates = new Coordinates(XMLTree.searchNodeValue(getNode(),"dataIdInfo->geoBox->westBL"),

                                        XMLTree.searchNodeValue(getNode(),"dataIdInfo->geoBox->northBL"),

                                        XMLTree.searchNodeValue(getNode(),"dataIdInfo->geoBox->eastBL"),

                                        XMLTree.searchNodeValue(getNode(),"dataIdInfo->geoBox->southBL"));

                }

                for (int i = 0; i < resources.length; i++){

                        resources[i] = new Resource(XMLTree.searchNodeValue(nodes[i],

                                        "linkage"),

                                        XMLTree.searchNodeValue(nodes[i], "protocol"),

                                        XMLTree.searchNodeValue(nodes[i], "orName"),

                                        XMLTree.searchNodeValue(nodes[i], "orDesc"),

                                        XMLTree.searchNodeAtribute(nodes[i], "orFunct->OnFunctCd",

                                        "value"),

                                        srs,        

                                        coordinates);

                        if (resources[i].getLinkage() == null){

                                resources[i].setLinkage("");

                        }

                }

                return resources;

        }

        /*

         * (non-Javadoc)

         * @see es.gva.cit.catalogClient.schemas.discoverer.Record#accept(java.net.URI, es.gva.cit.catalogClient.metadataxml.XMLNode)

         */

        public boolean accept(URI uri, XMLNode node) {

                if (node.getName().equals("Metadata")){

                        if (XMLTree.searchNode(node, "mdFileID") != null){

                                return true;

                        }

                }

                return false;

        }     

}