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.algorithms.pattern;
020
021import org.semanticweb.owlapi.model.OWLClass;
022
023import org.apache.jena.rdf.model.Model;
024
025/**
026 * @author Lorenz Buehmann
027 *
028 */
029public interface FragmentExtractor {
030        
031        /**
032         * Extracts a fragment of the knowledge base for the given class C with a max. depth of of triples starting from
033         * instances of C.
034         * @param cls the class
035         * @param maxFragmentDepth the maximum depth
036         * @return the fragment
037         */
038        Model extractFragment(OWLClass cls, int maxFragmentDepth);
039
040}