get date as a string basing on date format and number of days since now

getDate.java

 /**
     * This method allows to generate time stamp with predefined format, but not only from today, but from date that we
     * pass as a parameter to the method.
     * If days = 0 , then we return current date stamp
     * If number is > 0, then we return date in the future
     * If number is < 0 then we return date from the past
     * @param days number of days since stated date
     * @param format it's a format in which date string will be returned             
     * @return date as a String
     */
    public static String getDate(int days, String format) {
        SimpleDateFormat dateFormat = new SimpleDateFormat(format);
        Date currentDate = new Date();
        if (days == 0){
            Date newDate =  new Date(currentDate.getTime() + TimeUnit.MINUTES.toMillis(1));
            return dateFormat.format(newDate);
        } else {
            Date newDate = new Date(currentDate.getTime() +TimeUnit.DAYS.toMillis(days)+ TimeUnit.HOURS.toMillis(1));
            return dateFormat.format(newDate);
        }
    }