src/java.base/share/classes/java/time/format/DateTimeFormatterBuilder.java

@@ -1276,10 +1276,11 @@
      * The {@link #appendGenericZoneText(TextStyle, Set)} may be used
      * to specify a set of preferred {@link ZoneId} in this situation.
      *
      * @param textStyle  the text style to use, not null
      * @return this, for chaining, not null
+     * @since 9
      */
     public DateTimeFormatterBuilder appendGenericZoneText(TextStyle textStyle) {
         appendInternal(new ZoneTextPrinterParser(textStyle, null, true));
         return this;
     }

@@ -1301,10 +1302,11 @@
      * formatting and parsing.
      *
      * @param textStyle  the text style to use, not null
      * @param preferredZones  the set of preferred zone ids, not null
      * @return this, for chaining, not null
+     * @since 9
      */
     public DateTimeFormatterBuilder appendGenericZoneText(TextStyle textStyle,
                                                           Set<ZoneId> preferredZones) {
         appendInternal(new ZoneTextPrinterParser(textStyle, preferredZones, true));
         return this;