code: public static ThaiSolarCalendar ofBuddhist(
          int yearOfEra,
          Month month,
          int dayOfMonth
      ) {
  
          return ThaiSolarCalendar.of(ThaiSolarEra.BUDDHIST, yearOfEra, month.getValue(), dayOfMonth);
  
      }
docs: /*[deutsch]
  <p>Erzeugt ein neues Thai-Solar-Kalenderdatum. </p>
  
  @param   yearOfEra   buddhist year of era {@code >= 1}
  @param   month       gregorian month
  @param   dayOfMonth  day of month
  @return  new instance of {@code ThaiSolarCalendar}
  @throws  IllegalArgumentException in case of any inconsistencies
  @since   3.19/4.15