/* SWRLExpression.java -- Representation of a SWRL expression. Copyright (C) 2005 The University of Sheffield. This file is part of the CASheW-s editor. The CASheW-s editor is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. The CASheW-s editor is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with The CASheW-s editor; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ package nongnu.cashews.owls.expression; /** * This class represents an OWL-S expression in SWRL. * * @author Andrew John Hughes (gnu_andrew@member.fsf.org) */ public class SWRLExpression extends Expression { /** * This is the default constructor, which creates a new * expression using the SWRL logical formalism and an empty * body. */ public SWRLExpression() { super(); setLanguage(LogicLanguage.SWRL); } /** * This method always throws an exception in this subclass * in order to prevent changes to the expression language. * * @throws UnsupportedOperationException as the language * can not be modified. */ public void setLanguage() { throw new UnsupportedOperationException("The logic language of this "+ "class can not be changed."); } }