Method adjustDay

src/main/java/com/amazon/ion/Timestamp.java:2571–2575

Returns a timestamp relative to this one by the given number of days. This method always returns a Timestamp with the same precision as the original. For example, adjusting 2012-04T by one day results in 2012-04T; adjusting 2012-04-01T by -1 days results in {@code 2012-03

(int amount)

     * @param amount a number of days.
     */
    public final Timestamp adjustDay(int amount)
    {
        long delta = (long) amount * 24 * 60 * 60 * 1000;
        return adjustMillis(delta);
    }

    /**
     * Returns a timestamp relative to this one by the given number of days.