Method safeNegate

base/src/main/java/net/time4j/base/MathUtils.java:339–347

(int value)

     * @throws  ArithmeticException if int-range overflows
     */
    public static int safeNegate(int value) {

        if (value == Integer.MIN_VALUE) {
            throw new ArithmeticException("Not negatable: " + value);
        } else {
            return -value;
        }

    }

    /**
     * <p>Inverts the number with range check. </p>