fr.lirmm.graphik.integraal.rulesetanalyser.util.PredicatePosition Maven / Gradle / Ivy

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Rule base analysis for InteGraal. This is imported from Graal
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/*
 * Copyright (C) Inria Sophia Antipolis - Méditerranée / LIRMM
 * (Université de Montpellier & CNRS) (2014 - 2017)
 *
 * Contributors :
 *
 * Clément SIPIETER 
 * Mélanie KÖNIG
 * Swan ROCHER
 * Jean-François BAGET
 * Michel LECLÈRE
 * Marie-Laure MUGNIER 
 *
 *
 * This file is part of Graal .
 *
 * This software is governed by the CeCILL  license under French law and
 * abiding by the rules of distribution of free software.  You can  use,
 * modify and/ or redistribute the software under the terms of the CeCILL
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info".
 *
 * As a counterpart to the access to the source code and  rights to copy,
 * modify and redistribute granted by the license, users are provided only
 * with a limited warranty  and the software's author,  the holder of the
 * economic rights,  and the successive licensors  have only  limited
 * liability.
 *
 * In this respect, the user's attention is drawn to the risks associated
 * with loading,  using,  modifying and/or developing or reproducing the
 * software by the user in light of its specific status of free software,
 * that may mean  that it is complicated to manipulate,  and  that  also
 * therefore means  that it is reserved for developers  and  experienced
 * professionals having in-depth computer knowledge. Users are therefore
 * encouraged to load and test the software's suitability as regards their
 * requirements in conditions enabling the security of their systems and/or
 * data to be ensured and,  more generally, to use and operate it in the
 * same conditions as regards security.
 *
 * The fact that you are presently reading this means that you have had
 * knowledge of the CeCILL license and that you accept its terms.
 */
 /**
 * 
 */
package fr.lirmm.graphik.integraal.rulesetanalyser.util;

import fr.lirmm.graphik.integraal.api.core.Predicate;

/**
 * @author Clément Sipieter (INRIA) [email protected]
 *
 */
public class PredicatePosition  implements Comparable {
	
	public Predicate predicate;
	public int position;

	public PredicatePosition(Predicate predicate, int position) {
		this.predicate = predicate;
		this.position = position;
	}
	
	/* (non-Javadoc)
	 * @see java.lang.Comparable#compareTo(java.lang.Object)
	 */
	@Override
	public int compareTo(PredicatePosition other) {
		int res = this.predicate.compareTo(other.predicate);
		if(res == 0) {
			res = this.position - other.position;
		}
		return res;
	}
	
	// /////////////////////////////////////////////////////////////////////////
	// OBJECT METHODS
	// /////////////////////////////////////////////////////////////////////////

	@Override
	public int hashCode() {
//		final int prime = 433;
//		int result = 1;
//		result = prime * result + this.predicate.hashCode();
//		result = prime * result + this.position;
//		return result;
		return this.toString().hashCode();
	}
	
	@Override
	public boolean equals(Object o) {
		if (this == o) {
			return true;
		}
		if (o == null || !(o instanceof PredicatePosition)) {
			return false;
		}

		PredicatePosition other = (PredicatePosition) o;
		return this.predicate.equals(other.predicate) && this.position == other.position;
	}
	
	@Override
	public String toString() {
		StringBuilder s = new StringBuilder();
		s.append(this.predicate.getIdentifier());
		s.append('[');
		s.append(this.position);
		s.append(']');
		return s.toString();
	}
	
}