compare BigDecimal - Java java.math

Java examples for java.math:BigDecimal Compare

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Description

compare BigDecimal

Demo Code

/*//from  w  ww .j  a  va  2s.  co m
 * Copyright (c) 2010-2012 Grid Dynamics Consulting Services, Inc, All Rights Reserved
 * http://www.griddynamics.com
 *
 * This library is free software; you can redistribute it and/or modify it under the terms of
 * the GNU Lesser General Public License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * 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 OWNER 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.
 */
//package com.java2s;
import java.math.BigDecimal;

public class Main {
    private static final double IMPRESSION = 0.1f;

    public static int compare(BigDecimal first, BigDecimal second) {
        if (areEqual(first, second)) {
            return 0;
        }
        return first.compareTo(second);
    }

    public static boolean areEqual(BigDecimal first, BigDecimal second) {
        BigDecimal rightBoundary = second.add(new BigDecimal(IMPRESSION));
        BigDecimal leftBoundary = second
                .subtract(new BigDecimal(IMPRESSION));

        return first.compareTo(rightBoundary) <= 0
                && first.compareTo(leftBoundary) >= 0;
    }
}

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