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

@@ -169,12 +169,13 @@
             LocaleProviderAdapter adapter = null;
             LocaleProviderAdapter cached = adapterInstances.get(type);
             if (cached == null) {
                 try {
                     // lazily load adapters here
-                    adapter = (LocaleProviderAdapter)Class.forName(type.getAdapterClassName())
-                        .newInstance();
+                    @SuppressWarnings("deprecation")
+                    Object tmp = Class.forName(type.getAdapterClassName()).newInstance();
+                    adapter = (LocaleProviderAdapter)tmp;
                     cached = adapterInstances.putIfAbsent(type, adapter);
                     if (cached != null) {
                         adapter = cached;
                     }
                 } catch (ClassNotFoundException |