Java Number Multiply multiply(Number a, Number b)

Description

Multiplies two numbers, returning the resulting Number.

License

Open Source License

Parameter

Parameter	Description
a	The first number to be multiplied
b	The second number to be multiplied

Return

The result of the multiplication of the two given numbers

Declaration

public static Number multiply(Number a, Number b) 

Method Source Code

//package com.java2s;
/*/*from   w w w.  j  a v a2 s. com*/
 * Copyright 2014-15 (C) Tom Parker <thpr@users.sourceforge.net>
 * 
 * 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 (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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser 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
 */

public class Main {
    /**
     * Multiplies two numbers, returning the resulting Number. Maintains Integer
     * math if possible.
     * 
     * @param a
     *            The first number to be multiplied
     * @param b
     *            The second number to be multiplied
     * @return The result of the multiplication of the two given numbers
     */
    public static Number multiply(Number a, Number b) {
        if (a instanceof Integer && b instanceof Integer) {
            return Integer.valueOf(a.intValue() * b.intValue());
        }
        return Double.valueOf(a.doubleValue() * b.doubleValue());
    }
}

Related

1. Multiply(double px0, double py0, double px1, double py1, double px2, double py2)
2. multiply(final long a, final long b)
3. multiply(final long x, final long y)
4. multiply(int a, int b)
5. multiply(int x, int y)
6. multiply(Number a, Number b, Class cl)
7. multiply(Number n1, Number n2)
8. multiply(Number n1, Number n2)
9. multiply(V1 value1, V2 value2)