code: public static final PaperSize getPaperSize(ULocale locale){
          UResourceBundle obj = measurementTypeBundleForLocale(locale, PAPER_SIZE);
          int[] size = obj.getIntVector();
          return new PaperSize(size[0], size[1]);
      }
docs: Returns the size of paper used in the locale. The paper sizes returned are always in
  <em>milli-meters</em>.
  @param locale The locale for which the measurement system to be retrieved.
  @return The paper size used in the locale