SKOSAlignmentExporter.java

/**
 * Copyright or © or Copr. Ministère Français chargé de la Culture
 * et de la Communication (2013)
 * <p/>
 * contact.gincoculture_at_gouv.fr
 * <p/>
 * This software is a computer program whose purpose is to provide a thesaurus
 * management solution.
 * <p/>
 * This software is governed by the CeCILL license under French law and
 * abiding by the rules of distribution of free software. You can use,
 * modify and/ or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 * <p/>
 * As a counterpart to the access to the source code and rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty and the software's author, the holder of the
 * economic rights, and the successive licensors have only limited liability.
 * <p/>
 * In this respect, the user's attention is drawn to the risks associated
 * with loading, using, modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean that it is complicated to manipulate, and that also
 * therefore means that it is reserved for developers and experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systemsand/or
 * data to be ensured and, more generally, to use and operate it in the
 * same conditions as regards security.
 * <p/>
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 */
package fr.mcc.ginco.exports.skos;

import java.util.List;

import javax.inject.Inject;
import javax.inject.Named;

import fr.mcc.ginco.foaf.namespaces.FOAF;
import org.springframework.stereotype.Component;

import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.Resource;

import fr.mcc.ginco.beans.Alignment;
import fr.mcc.ginco.beans.ThesaurusConcept;
import fr.mcc.ginco.services.IAlignmentService;
import fr.mcc.ginco.skos.namespaces.SKOS;

/**
 * This component is in charge of exporting concept alignments to SKOS
 *
 */

@Component("skosAlignmentExporter")
public class SKOSAlignmentExporter {

	@Inject
	@Named("alignmentService")
	private IAlignmentService alignmentService;

	/**
	 * Export concept alignments model
	 *
	 * @param conceptId
	 * @param factory
	 * @param conceptSKOS
	 * @param vocab
	 *
	 * @return
	 */
	public Model exportAlignments(String conceptId,
			Model defaultModel) {
		Resource conceptResource = defaultModel.createResource(
				conceptId, SKOS.CONCEPT);
		List<Alignment> alignments = alignmentService
				.getAlignmentsBySourceConceptId(conceptId);
		for (Alignment alignment : alignments) {
            ThesaurusConcept internalTargetConcept = null;
            if(alignment.getTargetConcepts() != null &&
                    !alignment.getTargetConcepts().isEmpty()) {
                internalTargetConcept = alignment
                        .getTargetConcepts().iterator().next()
                        .getInternalTargetConcept();
            }
			String targetConceptId = "";
			if (internalTargetConcept != null) {
				targetConceptId = internalTargetConcept.getIdentifier();
			} else if(alignment.getTargetConcepts() != null &&
                    !alignment.getTargetConcepts().isEmpty()) {
				targetConceptId = alignment.getTargetConcepts().iterator()
						.next().getExternalTargetConcept();
			} else {
				targetConceptId = alignment.getTargetResources().iterator()
						.next().getExternalTargetResource();
			}
			Resource alignmentRes = defaultModel
					.createResource(targetConceptId);

			String alignmentType = alignment.getAlignmentType().getIsoCode();
			if ("=EQ".equals(alignmentType)) {
				defaultModel.add(conceptResource, SKOS.EXACT_MATCH,
						alignmentRes);

			} else if ("~EQ".equals(alignmentType)) {
				defaultModel.add(conceptResource, SKOS.CLOSE_MATCH,
						alignmentRes);

			} else if ("BM".equals(alignmentType)
					|| "BMG".equals(alignmentType)
					|| "BMP".equals(alignmentType)
					|| "BMI".equals(alignmentType)) {
				defaultModel.add(conceptResource, SKOS.BROAD_MATCH,
						alignmentRes);

			} else if ("NM".equals(alignmentType)
					|| "NMG".equals(alignmentType)
					|| "NMP".equals(alignmentType)
					|| "NMI".equals(alignmentType)) {
				defaultModel.add(conceptResource, SKOS.NARROW_MATCH,
						alignmentRes);

			} else if ("RM".equals(alignmentType)) {

				defaultModel.add(conceptResource, SKOS.RELATED_MATCH,
						alignmentRes);
			} else if ("IMG".equals(alignmentType)) {
                defaultModel.add(conceptResource, FOAF.depiction,
                        alignmentRes);
            } else if ("RES".equals(alignmentType)) {
                defaultModel.add(conceptResource, FOAF.focus,
                        alignmentRes);
            }
		}
		return defaultModel;
	}
}