code: public static DateTime getCurrentTime(String timezone) {
      String tz = StringUtils.defaultString(timezone, ConfigurationKeys.DEFAULT_SOURCE_TIMEZONE);
      DateTimeZone dateTimeZone = getTimeZone(tz);
      DateTime currentTime = new DateTime(dateTimeZone);
      return currentTime;
    }
docs: Get current time - joda
  @param timezone time zone of current time
  @return current datetime in the given timezone