/* Copyright 2008, 2009, 2010 by the Oxford University Computing Laboratory
This file is part of HermiT.
HermiT 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 3 of the License, or
(at your option) any later version.
HermiT 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 HermiT. If not, see <http://www.gnu.org/licenses/>.
*/
package org.semanticweb.HermiT.model;
import java.io.Serializable;
import org.semanticweb.HermiT.Prefixes;
/**
* Represents the inequality predicate.
*/
public class Inequality implements DLPredicate,Serializable {
private static final long serialVersionUID=296924110684230279L;
public static final Inequality INSTANCE=new Inequality();
protected Inequality () {
}
public int getArity() {
return 2;
}
public String toString(Prefixes prefixes) {
return "!=";
}
public String toString() {
return toString(Prefixes.STANDARD_PREFIXES);
}
protected Object readResolve() {
return INSTANCE;
}
public static Inequality create() {
return INSTANCE;
}
}