/**
* ***************************************************************
* JADE - Java Agent DEvelopment Framework is a framework to develop
* multi-agent systems in compliance with the FIPA specifications.
* Copyright (C) 2000 CSELT S.p.A.
*
* GNU Lesser General Public License
*
* 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,
* version 2.1 of the License.
*
* 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 this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
* **************************************************************
*/
package jade.content.onto.basic;
import jade.content.*;
import jade.content.onto.*;
/**
This class implements the <code>=</code> operator of the FIPA SL0 language.
@author Giovanni Caire - TILAB
*/
public class Equals implements Predicate {
private Object left;
private Object right;
public Equals() {
left = null;
right = null;
}
public Equals(Object l, Object r) {
setLeft(l);
setRight(r);
}
public Object getLeft() {
return left;
}
public void setLeft(Object l) {
try {
Ontology.checkIsTerm(l);
}
catch (OntologyException oe) {
throw new IllegalArgumentException(oe.getMessage());
}
left = l;
}
public Object getRight() {
return right;
}
public void setRight(Object r) {
try {
Ontology.checkIsTerm(r);
}
catch (OntologyException oe) {
throw new IllegalArgumentException(oe.getMessage());
}
right = r;
}
}