uk.ac.manchester.cs.owl.owlapi.turtle.parser.TurtleOntologyParser Maven / Gradle / Ivy

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/*
 * This file is part of the OWL API.
 *
 * The contents of this file are subject to the LGPL License, Version 3.0.
 *
 * Copyright (C) 2011, The University of Manchester
 *
 * 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 3 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, see http://www.gnu.org/licenses/.
 *
 *
 * Alternatively, the contents of this file may be used under the terms of the Apache License, Version 2.0
 * in which case, the provisions of the Apache License Version 2.0 are applicable instead of those above.
 *
 * Copyright 2011, University of Manchester
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package uk.ac.manchester.cs.owl.owlapi.turtle.parser;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.Reader;
import java.util.HashSet;
import java.util.Set;

import org.coode.owlapi.turtle.TurtleOntologyFormat;
import org.semanticweb.owlapi.formats.OWLOntologyFormatFactory;
import org.semanticweb.owlapi.formats.TurtleOntologyFormatFactory;
import org.semanticweb.owlapi.io.AbstractOWLParser;
import org.semanticweb.owlapi.io.OWLOntologyDocumentSource;
import org.semanticweb.owlapi.io.OWLParserException;
import org.semanticweb.owlapi.io.OWLParserIOException;
import org.semanticweb.owlapi.model.OWLOntology;
import org.semanticweb.owlapi.model.OWLOntologyChangeException;
import org.semanticweb.owlapi.model.OWLOntologyFormat;
import org.semanticweb.owlapi.model.OWLOntologyLoaderConfiguration;
import org.semanticweb.owlapi.model.UnloadableImportException;
import org.semanticweb.owlapi.util.DefaultPrefixManager;


/**
 * Author: Matthew Horridge

 * The University Of Manchester

 * Bio-Health Informatics Group

 * Date: 23-Feb-2008


 */
public class TurtleOntologyParser extends AbstractOWLParser {

    @Override
    public OWLOntologyFormat parse(OWLOntologyDocumentSource documentSource, OWLOntology ontology) throws OWLParserException, UnloadableImportException, IOException {
        return parse(documentSource, ontology, new OWLOntologyLoaderConfiguration());
    }

    @Override
    public OWLOntologyFormat parse(OWLOntologyDocumentSource documentSource, OWLOntology ontology, OWLOntologyLoaderConfiguration configuration) throws OWLParserException, IOException, OWLOntologyChangeException, UnloadableImportException {
        Reader reader = null;
        InputStream is = null;
        try {
            TurtleParser parser;
            if(documentSource.isReaderAvailable()) {
                reader = documentSource.getReader();
                parser = new TurtleParser(reader, new ConsoleTripleHandler(),
                        documentSource.getDocumentIRI().toString());
            }
            else if(documentSource.isInputStreamAvailable()) {
                is = documentSource.getInputStream();
                parser = new TurtleParser(is, new ConsoleTripleHandler(), documentSource
                        .getDocumentIRI().toString());
            }
            else {
                is = new BufferedInputStream(documentSource.getDocumentIRI().toURI()
                        .toURL().openStream());
                parser = new TurtleParser(is, new ConsoleTripleHandler(), documentSource
                        .getDocumentIRI().toString());
            }

            OWLRDFConsumerAdapter consumer = new OWLRDFConsumerAdapter(ontology, parser, configuration);
            TurtleOntologyFormat format = new TurtleOntologyFormat();
            consumer.setOntologyFormat(format);
            parser.setTripleHandler(consumer);
            parser.parseDocument();
            DefaultPrefixManager prefixManager = parser.getPrefixManager();
            for(String prefixName : prefixManager.getPrefixNames()) {
                format.setPrefix(prefixName, prefixManager.getPrefix(prefixName));
            }
            return format;

        }
        catch(ParseException e) {
            throw new TurtleParserException(e);
        }
        catch (IOException e) {
            throw new OWLParserIOException(e);
        } finally {
            if (is != null) {
                is.close();
            } else if (reader != null) {
                reader.close();
            }
        }
    }
    
    @Override
    public Set getSupportedFormats() {
        Set result = new HashSet();
        result.add(new TurtleOntologyFormatFactory());
        return result;
    }
}