//Copyright (c) 2000-2003  San Diego Supercomputer Center (SDSC),
//a facility operated by the University of California, San Diego (UCSD)
//
//Users and possessors of this source code are hereby granted a
//nonexclusive, royalty-free copyright and design patent license to
//use this code in individual software.  License is not granted for
//commercial resale, in whole or in part, without prior written
//permission from SDSC.  This source is provided "AS IS" without express
//or implied warranty of any kind.
//
//For further information, please see:  http://mbt.sdsc.edu
//

package edu.sdsc.mbt.util;

import java.io.*;


/**
 * This class implements a container for a range of two double values.
 * 
 * @author Oleksandr V. Buzko
 */
public class DoubleRange implements Range, Serializable{

	private double start;
	private double end;
	
	/**
	 * Constructor initialized with two values
	 * @param a start double value
	 * @param b end double value
	 */
	public DoubleRange(double a, double b){
		start = a;
		end = b;
	}
	
	/**
	 * Sets start value.
	 * @param a double value
	 */
	public void setStart (double start){
		this.start = start;
	}
	
	/**
	 * Sets end double value.
	 * @param a double value
	 */
	public void setEnd (double end){
		this.end = end;
	}
	
	/**
	 * Returns the start value.
	 */
	public double getStart(){
		return start;
	}
	
	/**
	 * Returns the end value.
	 */
	public double getEnd(){
		return end;
	}
	
	/**
	 * Returns a unit that indicates what type of range this is (a Double)
	 */
	public Object getUnit(){
		return new Double(0.0);
	}
}