Method isSame

lib/java/util/Arrays.java:1498–1516

(double double1, double double2)

    }

    private static boolean isSame(double double1, double double2) {
        // Simple case
        if (double1 == double2 && 0.0d != double1) {
            return true;
        }

        // Deal with NaNs
        if (Double.isNaN(double1)) {
            return Double.isNaN(double2);
        }
        if (Double.isNaN(double2)) {
            return false;
        }

        // Deal with +0.0 and -0.0
        long d1 = Double.doubleToRawLongBits(double1);
        long d2 = Double.doubleToRawLongBits(double2);
        return d1 == d2;
    }

    private static boolean lessThan(double double1, double double2) {
        // A slightly specialized version of