diff src/share/vm/oops/klass.hpp @ 20375:6e0cb14ce59b

8046070: Class Data Sharing clean up and refactoring Summary: Cleaned up CDS to be more configurable, maintainable and extensible Reviewed-by: dholmes, coleenp, acorn, mchung
author iklam
date Thu, 21 Aug 2014 13:57:51 -0700
parents 2c6ef90f030a
children 8cb56c8cb30d
line wrap: on
line diff
--- a/src/share/vm/oops/klass.hpp	Fri Aug 22 12:03:49 2014 -0700
+++ b/src/share/vm/oops/klass.hpp	Thu Aug 21 13:57:51 2014 -0700
@@ -175,6 +175,16 @@
   jbyte _modified_oops;             // Card Table Equivalent (YC/CMS support)
   jbyte _accumulated_modified_oops; // Mod Union Equivalent (CMS support)
 
+private:
+  // This is an index into FileMapHeader::_classpath_entry_table[], to
+  // associate this class with the JAR file where it's loaded from during
+  // dump time. If a class is not loaded from the shared archive, this field is
+  // -1.
+  jshort _shared_class_path_index;
+
+  friend class SharedClassUtil;
+protected:
+
   // Constructor
   Klass();
 
@@ -281,6 +291,15 @@
   void clear_accumulated_modified_oops() { _accumulated_modified_oops = 0; }
   bool has_accumulated_modified_oops()   { return _accumulated_modified_oops == 1; }
 
+  int shared_classpath_index() const   {
+    return _shared_class_path_index;
+  };
+
+  void set_shared_classpath_index(int index) {
+    _shared_class_path_index = index;
+  };
+
+
  protected:                                // internal accessors
   Klass* subklass_oop() const            { return _subklass; }
   Klass* next_sibling_oop() const        { return _next_sibling; }
@@ -452,7 +471,7 @@
  public:
   // CDS support - remove and restore oops from metadata. Oops are not shared.
   virtual void remove_unshareable_info();
-  virtual void restore_unshareable_info(TRAPS);
+  virtual void restore_unshareable_info(ClassLoaderData* loader_data, Handle protection_domain, TRAPS);
 
  protected:
   // computes the subtype relationship