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    public abstract class ObjectCardinalityRestriction extends CardinalityRestriction {
023    
024            /**
025             * 
026             */
027            private static final long serialVersionUID = 4891273304140021612L;
028            protected ObjectPropertyExpression role;
029            protected int number;
030            
031            public ObjectCardinalityRestriction(int number, ObjectPropertyExpression role, Description c) {
032                    super(role, c, number);
033                    addChild(c);
034                    this.role = role;
035                    this.number = number;
036            }
037            
038            public int getLength() {
039                    return 2 + role.getLength() + getChild(0).getLength();
040            }
041    
042            public int getNumber() {
043                    return number;
044            }
045    
046            public ObjectPropertyExpression getRole() {
047                    return role;
048            }
049    
050    }