001    /**
002     * Copyright (C) 2007-2011, 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     */
019    
020    package org.dllearner.core.owl;
021    
022    import java.util.Map;
023    
024    /**
025     * Existantial restriction on objects, e.g. \exists hasChild.Male.
026     * 
027     * @author Jens Lehmann
028     *
029     */
030    public class ObjectSomeRestriction extends ObjectQuantorRestriction {
031    
032        /**
033             * 
034             */
035            private static final long serialVersionUID = 858960420513908151L;
036    
037            public ObjectSomeRestriction(ObjectPropertyExpression role, Description c) {
038            super(role,c);
039        }
040        
041        public String toString(String baseURI, Map<String,String> prefixes) {
042            return "EXISTS " + restrictedPropertyExpression.toString(baseURI, prefixes) + "." + children.get(0).toString(baseURI, prefixes);
043        }
044        
045        public String toKBSyntaxString(String baseURI, Map<String,String> prefixes) {
046            return "EXISTS " + restrictedPropertyExpression.toKBSyntaxString(baseURI, prefixes) + "." + children.get(0).toKBSyntaxString(baseURI, prefixes);
047        }
048    
049            @Override
050            public String toManchesterSyntaxString(String baseURI, Map<String, String> prefixes) {
051                return restrictedPropertyExpression.toString(baseURI, prefixes) + " some " + children.get(0).toManchesterSyntaxString(baseURI, prefixes);
052            }               
053        
054            /* (non-Javadoc)
055             * @see org.dllearner.core.owl.Description#accept(org.dllearner.core.owl.DescriptionVisitor)
056             */
057            @Override
058            public void accept(DescriptionVisitor visitor) {
059                    visitor.visit(this);
060            }    
061            
062            public void accept(KBElementVisitor visitor) {
063                    visitor.visit(this);
064            }       
065    }