--- a/hotspot/src/share/vm/oops/instanceKlass.hpp	Fri Mar 27 16:58:30 2009 -0700
+++ b/hotspot/src/share/vm/oops/instanceKlass.hpp	Tue Mar 31 10:02:01 2009 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright 1997-2008 Sun Microsystems, Inc.  All Rights Reserved.
+ * Copyright 1997-2009 Sun Microsystems, Inc.  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
@@ -311,6 +311,22 @@
   bool is_same_class_package(oop classloader2, symbolOop classname2);
   static bool is_same_class_package(oop class_loader1, symbolOop class_name1, oop class_loader2, symbolOop class_name2);
 
+  // find an enclosing class (defined where original code was, in jvm.cpp!)
+  klassOop compute_enclosing_class(symbolOop& simple_name_result, TRAPS) {
+    instanceKlassHandle self(THREAD, this->as_klassOop());
+    return compute_enclosing_class_impl(self, simple_name_result, THREAD);
+  }
+  static klassOop compute_enclosing_class_impl(instanceKlassHandle self,
+                                               symbolOop& simple_name_result, TRAPS);
+
+  // tell if two classes have the same enclosing class (at package level)
+  bool is_same_package_member(klassOop class2, TRAPS) {
+    instanceKlassHandle self(THREAD, this->as_klassOop());
+    return is_same_package_member_impl(self, class2, THREAD);
+  }
+  static bool is_same_package_member_impl(instanceKlassHandle self,
+                                          klassOop class2, TRAPS);
+
   // initialization state
   bool is_loaded() const                   { return _init_state >= loaded; }
   bool is_linked() const                   { return _init_state >= linked; }