/**
 * Copyright (C) 2001-2017 by RapidMiner and the contributors
 * 
 * Complete list of developers available at our web site:
 * 
 * http://rapidminer.com
 * 
 * This program is free software: you can redistribute it and/or modify it under the terms of the
 * GNU Affero General Public License as published by the Free Software Foundation, either version 3
 * of the License, or (at your option) any later version.
 * 
 * This program 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
 * Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License along with this program.
 * If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.example.table;

import com.rapidminer.tools.Ontology;


/**
 * This class holds all information on a single binary attribute. In addition to the generic
 * attribute fields this class keeps information about the both values and the value to index
 * mappings. If one of the methods designed for numerical attributes was invoked a RuntimeException
 * will be thrown.
 * 
 * @author Ingo Mierswa
 */
public class BinominalAttribute extends NominalAttribute {

	private static final long serialVersionUID = 2932687830235332221L;

	private NominalMapping nominalMapping = new BinominalMapping();

	/**
	 * Creates a simple binary attribute which is not part of a series and does not provide a unit
	 * string.
	 */
	/* pp */BinominalAttribute(String name) {
		super(name, Ontology.BINOMINAL);
	}

	/**
	 * Clone constructor.
	 */
	private BinominalAttribute(BinominalAttribute a) {
		super(a);
		// this.nominalMapping = (NominalMapping)a.nominalMapping.clone();
		this.nominalMapping = a.nominalMapping;
	}

	/** Clones this attribute. */
	@Override
	public Object clone() {
		return new BinominalAttribute(this);
	}

	@Override
	public NominalMapping getMapping() {
		return this.nominalMapping;
	}

	@Override
	public void setMapping(NominalMapping newMapping) {
		this.nominalMapping = newMapping;
	}

	@Override
	public boolean isDateTime() {
		return false;
	}
}