code: @Override
      @Deprecated
      public StringBuffer format(CurrencyAmount currAmt, StringBuffer toAppendTo, FieldPosition pos) {
          return format(currAmt.getNumber().doubleValue(), currAmt.getCurrency(), toAppendTo, pos);
      }
docs: {@inheritDoc}
  @deprecated This API might change or be removed in a future release.
  @hide draft / provisional / internal are hidden on Android