/*
 *  RapidMiner
 *
 *  Copyright (C) 2001-2011 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.gui.plotter;

/**
 * A helper class for keeping values and names together sortable.
 * 
 * @author Ingo Mierswa
 */
public class NameValue implements Comparable<NameValue> {

	private String name;
	
	private double value;
	
	public NameValue(String name, double value) {
		this.name  = name;
		this.value = value;
	}
	
	public int compareTo(NameValue o) {
		// decreasing!
		return Double.compare(o.value, this.value);
	}
	
	public String getName() { 
		return name; 
	}
	
	public double getValue() { 
		return value; 
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		long temp;
		temp = Double.doubleToLongBits(value);
		result = prime * result + (int) (temp ^ (temp >>> 32));
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		NameValue other = (NameValue) obj;
		if (Double.doubleToLongBits(value) != Double.doubleToLongBits(other.value))
			return false;
		return true;
	}
}