String newString = "";
ZoneId here = ZoneId.systemDefault();
ZonedDateTime hereAndNow = Instant.now().atZone(here);
String timeZone = String.format("%tz", hereAndNow);
for (int i = 0; i < timeZone.length(); i++) {
        newString += timeZone.charAt(i);
        if (i == INDEX_TIMEZONE_SEPARATOR) {
           newString += TIMEZONE_SEPARATOR;
        }
}
return newString;