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

@@ -40,12 +40,12 @@
  *
  * @author Masayoshi Okutsu
  * @author Naoto Sato
  */
 public class CalendarNameProviderImpl extends CalendarNameProvider implements AvailableLanguageTags {
-    private final LocaleProviderAdapter.Type type;
-    private final Set<String> langtags;
+    protected final LocaleProviderAdapter.Type type;
+    protected final Set<String> langtags;
 
     public CalendarNameProviderImpl(LocaleProviderAdapter.Type type, Set<String> langtags) {
         this.type = type;
         this.langtags = langtags;
     }

@@ -246,16 +246,13 @@
             }
         }
         if (langtags.contains(locale.toLanguageTag())) {
             return true;
         }
-        if (type == LocaleProviderAdapter.Type.JRE) {
             String oldname = locale.toString().replace('_', '-');
             return langtags.contains(oldname);
         }
-        return false;
-    }
 
     @Override
     public Set<String> getAvailableLanguageTags() {
         return langtags;
     }