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.utilities;
020
021import gnu.trove.map.TObjectIntMap;
022import gnu.trove.map.custom_hash.TObjectIntCustomHashMap;
023
024import org.semanticweb.owlapi.model.OWLIndividual;
025
026/**
027 * @author Lorenz Buehmann
028 *
029 */
030public class IndividualMapping {
031        
032        private TObjectIntMap<OWLIndividual> mapping = new TObjectIntCustomHashMap<>();
033        
034        private volatile int value = 0;
035        
036        public int getMapping(OWLIndividual individual) {
037                return mapping.putIfAbsent(individual, value++);
038        }
039
040}