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.OWLDataFactory; 022import org.semanticweb.owlapi.model.OWLDatatype; 023import org.semanticweb.owlapi.model.OWLLiteral; 024import org.semanticweb.owlapi.vocab.OWL2Datatype; 025 026public class OWLLiteralRenamer { 027 028 private OWLDataFactory dataFactory; 029 030 public OWLLiteralRenamer(OWLDataFactory dataFactory) { 031 this.dataFactory = dataFactory; 032 } 033 034 public OWLLiteral rename(OWLLiteral literal){ 035 OWLLiteral renamedLiteral = literal; 036 OWLDatatype datatype = literal.getDatatype(); 037 if(datatype.isRDFPlainLiteral()){ 038 if(literal.hasLang()){ 039 renamedLiteral = dataFactory.getOWLLiteral("plain", literal.getLang()); 040 } else { 041 renamedLiteral = dataFactory.getOWLLiteral("plain"); 042 } 043 } else { 044 if(datatype.getIRI().equals(OWL2Datatype.XSD_STRING.getIRI())){ 045 renamedLiteral = dataFactory.getOWLLiteral("string", datatype); 046 } else if(datatype.getIRI().equals(OWL2Datatype.XSD_DOUBLE.getIRI()) || 047 datatype.getIRI().equals(OWL2Datatype.XSD_DECIMAL.getIRI()) || 048 datatype.getIRI().equals(OWL2Datatype.XSD_FLOAT.getIRI())){ 049 renamedLiteral = dataFactory.getOWLLiteral("1.0", datatype); 050 } else if(datatype.getIRI().equals(OWL2Datatype.XSD_INT.getIRI()) || 051 datatype.getIRI().equals(OWL2Datatype.XSD_INTEGER.getIRI()) || 052 datatype.getIRI().equals(OWL2Datatype.XSD_LONG.getIRI()) || 053 datatype.getIRI().equals(OWL2Datatype.XSD_BYTE.getIRI()) || 054 datatype.getIRI().equals(OWL2Datatype.XSD_SHORT.getIRI())){ 055 renamedLiteral = dataFactory.getOWLLiteral("1", datatype); 056 } 057 } 058 renamedLiteral = dataFactory.getOWLLiteral("", OWL2Datatype.RDF_PLAIN_LITERAL); 059 return renamedLiteral; 060 } 061 062}