Java BigInteger Max maxValue(final BigInteger... values)

Description

Computes the maximum value of a given BigInteger array.

License

Open Source License

Parameter

Parameter	Description
values	The given BigInteger array

Exception

Parameter	Description
IllegalArgumentException	if values is null or empty, or if it contains null

Return

The maximum value

Declaration

public static BigInteger maxValue(final BigInteger... values) 

Method Source Code

//package com.java2s;
/*/* ww  w.ja  v a 2  s.co m*/
 * UniCrypt
 *
 *  UniCrypt(tm) : Cryptographical framework allowing the implementation of cryptographic protocols e.g. e-voting
 *  Copyright (C) 2014 Bern University of Applied Sciences (BFH), Research Institute for
 *  Security in the Information Society (RISIS), E-Voting Group (EVG)
 *  Quellgasse 21, CH-2501 Biel, Switzerland
 *
 *  Licensed under Dual License consisting of:
 *  1. GNU Affero General Public License (AGPL) v3
 *  and
 *  2. Commercial license
 *
 *
 *  1. 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/>.
 *
 *
 *  2. Licensees holding valid commercial licenses for UniCrypt may use this file in
 *   accordance with the commercial license agreement provided with the
 *   Software or, alternatively, in accordance with the terms contained in
 *   a written agreement between you and Bern University of Applied Sciences (BFH), Research Institute for
 *   Security in the Information Society (RISIS), E-Voting Group (EVG)
 *   Quellgasse 21, CH-2501 Biel, Switzerland.
 *
 *
 *   For further information contact <e-mail: unicrypt@bfh.ch>
 *
 *
 * Redistributions of files must retain the above copyright notice.
 */

import java.math.BigInteger;

public class Main {
    /**
     * Computes the maximum value of a given BigInteger array.
     * <p>
     * @param values The given BigInteger array
     * @return The maximum value
     * @throws IllegalArgumentException if {@literal values} is null or empty, or if it contains null
     */
    public static BigInteger maxValue(final BigInteger... values) {
        if (values == null || values.length == 0) {
            throw new IllegalArgumentException();
        }
        BigInteger maxValue = null;
        for (final BigInteger value : values) {
            if (value == null) {
                throw new IllegalArgumentException();
            }
            if (maxValue == null) {
                maxValue = value;
            } else {
                maxValue = maxValue.max(value);
            }
        }
        return maxValue;
    }
}

Related

1. max(BigInteger a, BigInteger b)
2. max(BigInteger first, BigInteger second)