001/**
002 * Copyright (C) 2007 - 2016, Jens Lehmann
003 *
004 * This file is part of DL-Learner.
005 *
006 * DL-Learner is free software; you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation; either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * DL-Learner is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
014 * GNU General Public License for more details.
015 *
016 * You should have received a copy of the GNU General Public License
017 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
018 */
019package org.dllearner.kb;
020
021import org.dllearner.core.AbstractKnowledgeSource;
022import org.dllearner.utilities.owl.OntologyToByteConverter;
023import org.dllearner.utilities.owl.SimpleOntologyToByteConverter;
024import org.semanticweb.owlapi.model.IRI;
025import org.semanticweb.owlapi.model.OWLOntology;
026import org.semanticweb.owlapi.model.OWLOntologyCreationException;
027import org.semanticweb.owlapi.model.OWLOntologyManager;
028
029import java.util.Collections;
030
031/**
032 * This class provides a wrapper around a single OWL Ontology.  However, due to threading issues it is not safe
033 * to allow access to ontologies created with an Ontology Manager which we do not control.
034 */
035// not for conf
036public class OWLAPIOntology extends AbstractKnowledgeSource implements OWLOntologyKnowledgeSource{
037        
038    private byte[] ontologyBytes;
039    private OntologyToByteConverter converter = new SimpleOntologyToByteConverter();
040        private OWLOntology ontology;
041
042        
043        public OWLAPIOntology(OWLOntology ontology) {
044        this.ontology = ontology;
045//              ontologyBytes = converter.convert(ontology);
046    }
047
048    @Override
049    public OWLOntology createOWLOntology(OWLOntologyManager manager) {
050        OWLOntology copy = null;
051        try {
052                IRI iri;
053                if(ontology.getOntologyID().isAnonymous()){
054                        iri = IRI.generateDocumentIRI();
055                } else {
056                        iri = ontology.getOntologyID().getOntologyIRI().orNull();
057                        if(iri == null) {
058                                iri = IRI.generateDocumentIRI();
059                        }
060                }
061                        copy = manager.createOntology(iri, Collections.singleton(ontology));
062                } catch (OWLOntologyCreationException e) {
063                        e.printStackTrace();
064                }
065//        return converter.convert(ontologyBytes, manager);
066        return copy;
067    }
068        
069        @Override
070        public void init()
071        {
072                initialized = true;
073        }
074
075
076    /**
077     * Get the OntologyToByteConverter associated with this object.
078     *
079     * @return The OntologyToByteConverter associated with this object.
080     */
081    public OntologyToByteConverter getConverter() {
082        return converter;
083    }
084
085    /**
086     * Set the OntologyToByteConverter associated with this object.
087     *
088     * @param converter the OntologyToByteConverter to associate with this object.
089     */
090    public void setConverter(OntologyToByteConverter converter) {
091        this.converter = converter;
092    }
093    
094    /**
095         * @return the ontology
096         */
097        public OWLOntology getOntology() {
098                return ontology;
099        }
100}