--- old/src/share/classes/java/util/Calendar.java	Fri Mar  8 15:04:35 2013
+++ new/src/share/classes/java/util/Calendar.java	Fri Mar  8 15:04:34 2013
@@ -57,6 +57,9 @@
 import sun.util.BuddhistCalendar;
 import sun.util.calendar.ZoneInfo;
 import sun.util.locale.provider.CalendarDataUtility;
+import sun.util.locale.provider.JRELocaleProviderAdapter;
+import sun.util.locale.provider.LocaleProviderAdapter;
+import sun.util.spi.CalendarProvider;
 
 /**
  * The <code>Calendar</code> class is an abstract class that provides methods
@@ -1660,6 +1663,18 @@
     private static Calendar createCalendar(TimeZone zone,
                                            Locale aLocale)
     {
+        LocaleProviderAdapter adapter =
+                LocaleProviderAdapter.getAdapter(CalendarProvider.class, aLocale);
+        // Kludge Alert: JRE's CalendarProvider should instantiate Calendar instances
+        // in it, but it's not possible since JapaneseImperialCalendar is package
+        // private.
+        if (!(adapter instanceof JRELocaleProviderAdapter)) {
+            CalendarProvider provider = adapter.getCalendarProvider();
+            if (provider != null) {
+                return provider.getInstance(zone, aLocale);
+            }
+        }
+
         Calendar cal = null;
 
         if (aLocale.hasExtensions()) {