code: public TimeZoneFormat setDefaultParseOptions(EnumSet<ParseOption> options) {
          _parseAllStyles = options.contains(ParseOption.ALL_STYLES);
          _parseTZDBNames = options.contains(ParseOption.TZ_DATABASE_ABBREVIATIONS);
          return this;
      }
docs: Sets the default parse options.
  <p>
  <b>Note:</b> By default, an instance of <code>TimeZoneFormat</code>
  created by {@link #getInstance(ULocale)} has no parse options set.
  
  @param options the default parse options.
  @return this object.
  @see ParseOption