/*
 *  RapidMiner
 *
 *  Copyright (C) 2001-2008 by Rapid-I and the contributors
 *
 *  Complete list of developers available at our web site:
 *
 *       http://rapid-i.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.operator.postprocessing;

import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;

/**
 * A convenience class that contains the parameters of a PlattScalingModel.
 * 
 * @author Martin Scholz
 * @version $Id: PlattParameters.java,v 1.3 2008/05/09 19:23:27 ingomierswa Exp $
 */
public class PlattParameters implements Serializable {

	private static final long serialVersionUID = 7677598913328136657L;

	double a;

	double b;

	public PlattParameters() {}

	public PlattParameters(double a, double b) {
		this.a = a;
		this.b = b;
	}

	public double getA() {
		return a;
	}

	public double getB() {
		return b;
	}

	void readParameters(ObjectInputStream in) throws IOException {
		this.a = in.readDouble();
		this.b = in.readDouble();
	}

	void writeParameters(ObjectOutputStream out) throws IOException {
		out.writeDouble(this.a);
		out.writeDouble(this.b);
	}

	public String toString() {
		return ("Platt's scaling parameters: A=" + this.getA() + ", B=" + this.getB());
	}

}