src/java.base/share/classes/sun/util/locale/provider/LocaleDataMetaInfo.java

rev 47733 : 8176841: Additional Unicode Language-Tag Extensions
8189134: New system properties for the default Locale extensions
Reviewed-by:

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -23,10 +23,12 @@
  * questions.
  */
 
 package sun.util.locale.provider;
 
+import java.util.Map;
+
 /**
  * LocaleData meta info SPI
  *
  * @author Naoto Sato
  */

@@ -44,6 +46,15 @@
      * this LocaleData instance
      * @param category category of the locale data.
      * @return concatenated language tags, separated by a space.
      */
     public String availableLanguageTags(String category);
+
+    /**
+     * Returns a map for short time zone ids in BCP47 Unicode extension and
+     * the long time zone ids.
+     * @return map of short id to long ids, separated by a space.
+     */
+    default public Map<String, String>  tzShortIDs() {
+        return null;
+    }
 }