src/macosx/classes/sun/util/locale/provider/HostLocaleProviderAdapterImpl.java

rev 6958 : imported patch 8010666

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2013, 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

@@ -518,18 +518,26 @@
         }
         return supportedLocale;
     }
 
     private static boolean isSupportedCalendarLocale(Locale locale) {
-        Locale base = locale.stripExtensions();
+        Locale base = locale;
+
+        if (base.hasExtensions() || base.getVariant() != "") {
+            base = new Locale.Builder()
+                            .setLocale(locale)
+                            .clearExtensions()
+                            .build();
+        }
+
         if (!supportedLocaleSet.contains(base)) {
             return false;
         }
 
         String requestedCalType = locale.getUnicodeLocaleType("ca");
         String nativeCalType =
-            getCalendarID(locale.toLanguageTag()).replaceFirst("gregorian", "gregory");
+            getCalendarID(base.toLanguageTag()).replaceFirst("gregorian", "gregory");
 
         if (requestedCalType == null) {
             return Calendar.getAvailableCalendarTypes().contains(nativeCalType);
         } else {
             return requestedCalType.equals(nativeCalType);