randoms.java

使用java编写的关于通讯及串口编程所必需的类库

/*
 * Randoms.java
 *
 * This is a required part of the com.adaptiveview.ospso package.
 *
 * Copyright (C) 2003 AdaptiveView.com
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * 
 * This library 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
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * You may contact AdaptiveView.com via email at: [e-mail] 
 *
 */

package com.adaptiveview.toolkits.numbers;

/**
 *
 * @author  unknown
 */
import java.util.Random;

public final class Randoms implements com.adaptiveview.ospso.dmi.DMI_GPL_License {
    
    public static final Random random = new Random();
    
    /** Cannot create a new instance of Randoms */
    private Randoms() {}
    
    public static final double doubleInRange(double n1, double n2) {
        if (n1 == n2) return n1;
        double temp;
        if (n1 < n2) {
          temp = (n2 - n1);
          return n1 + (random.nextDouble() * temp);
        }
        else {
          temp = (n1 - n2);
          return n2 + (random.nextDouble() * temp);
        }
    }   
}