// @(#)$Id: TotalCompareTo.java,v 1.10 2007/02/08 14:05:50 leavens Exp $
// Copyright (C) 2005 Iowa State University
//
// This file is part of the runtime library of the Java Modeling Language.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; either version 2.1,
// of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with JML; see the file LesserGPL.txt. If not, write to the Free
// Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
// 02110-1301 USA.
package org.jmlspecs.unfinished.resolve;
/** Objects whose compareTo operation is guaranteed not to throw an
* {@link UndefinedException} and only throws a ClassCastException
* when the class of the argument prohibits comparison.
*
* @version $Revision: 1.10 $
* @author Gary T. Leavens
*/
public interface TotalCompareTo extends ReflexiveCompareTo {
/*@ also
@ public behavior
@ requires obj != null;
@ ensures obj instanceof TotalCompareTo;
@ signals_only ClassCastException;
@ signals (ClassCastException)
@ !(obj instanceof TotalCompareTo);
@*/
/*@ pure @*/ int compareTo(/*@ non_null @*/ Object obj)
throws ClassCastException, NullPointerException;
/*@ also
@ public model_program {
@ try {
@ int r = this.compareTo(obj);
@ } catch (ClassCastException e) {
@ return false;
@ }
@ return true;
@ }
@*/
//@ pure model boolean isComparableTo(Object obj);
}