Java Double Number Round roundDouble3(double r)

Description

round Double

License

Open Source License

Declaration

public static double roundDouble3(double r) 

Method Source Code

//package com.java2s;
/**/* www .  ja  va  2s. c  o  m*/
 * Simple util methods.
 * 
 * <p>
 * 
 * @author Matej Crepinsek
 * @version 1
 * 
 *          <h3>License</h3>
 * 
 *          Copyright (c) 2011 by Matej Crepinsek. <br>
 *          All rights reserved. <br>
 * 
 *          <p>
 *          Redistribution and use in source and binary forms, with or without
 *          modification, are permitted provided that the following conditions
 *          are met:
 *          <ul>
 *          <li>Redistributions of source code must retain the above copyright
 *          notice, this list of conditions and the following disclaimer.
 *          <li>Redistributions in binary form must reproduce the above
 *          copyright notice, this list of conditions and the following
 *          disclaimer in the documentation and/or other materials provided with
 *          the distribution.
 *          <li>Neither the name of the copyright owners, their employers, nor
 *          the names of its contributors may be used to endorse or promote
 *          products derived from this software without specific prior written
 *          permission.
 *          </ul>
 *          <p>
 *          THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *          "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *          LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *          FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *          COPYRIGHT OWNERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 *          INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *          BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *          LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *          CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *          LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *          ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *          POSSIBILITY OF SUCH DAMAGE.
 * 
 */

public class Main {
    public static double roundDouble3(double r) {
        return roundDouble(r, 3);
    }

    public static double roundDouble(double r, int dec) {
        r = Math.round(r * Math.pow(10, dec));
        return r / Math.pow(10, dec);
    }
}

Related

1. roundDouble(double number, int precision)
2. roundDouble(double pDouble, int pPlaces)
3. roundDouble(double val, int precision)
4. roundDouble(double value)
5. roundDouble(double value, int afterDecimalPoint)
6. roundDoubleDownTo(double value, double steps)
7. roundDoubleNicely(double intensity)
8. roundDoubleTo(double val, int pow)
9. roundDoubleToInt(final double VALUE)