src/hotspot/share/oops/weakHandle.hpp

rev 50285 : 8195097: Make it possible to process StringTable outside safepoint
Reviewed-by:

@@ -37,16 +37,15 @@
 // the GC cycle.  The runtime structures that reference the oop must test
 // if the value is NULL.  If it is NULL, it has been cleaned out by GC.
 // This is the vm version of jweak but has different GC lifetimes and policies,
 // depending on the type.
 
-enum WeakHandleType { vm_class_loader_data, vm_string };
+enum WeakHandleType { vm_class_loader_data, vm_string, vm_string_table_data };
 
 template <WeakHandleType T>
 class WeakHandle {
  public:
-
  private:
   oop* _obj;
 
   WeakHandle(oop* w) : _obj(w) {}
   static OopStorage* get_storage();

@@ -57,10 +56,12 @@
   inline oop resolve() const;
   inline oop peek() const;
   void release() const;
   bool is_null() const { return _obj == NULL; }
 
+  void replace(oop with_obj);
+
   void print() const;
   void print_on(outputStream* st) const;
 };
 
 typedef WeakHandle<vm_class_loader_data> ClassLoaderWeakHandle;