code: public static String changeFormatAndTimeZone(String isoTimestamp,
              String toBeTimeFormat, String zoneId) {
          return getTime(changeIsoTimestampToLong(isoTimestamp, zoneId),
                  toBeTimeFormat, zoneId);
      }
docs: Change format and time zone string.
  
  @param isoTimestamp   the iso timestamp
  @param toBeTimeFormat the to be time format
  @param zoneId         the zone id
  @return the string