src/share/vm/gc_implementation/shared/gcTrace.cpp

rev 4470 : 8011425: NPE in TestObjectCountAfterGCEvent.java on Linux32

*** 95,107 ****
--- 95,115 ----
    GCTracer* _gc_tracer;
   public:
    ObjectCountEventSenderClosure(GCTracer* gc_tracer) : _gc_tracer(gc_tracer) {}
   private:
    void do_cinfo(KlassInfoEntry* entry) {
+     if (is_visible_klass(entry->klass())) {
        _gc_tracer->send_object_count_after_gc_event(entry->klass(), entry->count(),
                                                     entry->words() * BytesPerWord);
        }
+   }
+ 
+   // Do not expose internal implementation specific classes
+   bool is_visible_klass(klassOop k) {
+     return k->klass_part()->oop_is_instance() ||
+            (k->klass_part()->oop_is_array() && k != Universe::systemObjArrayKlassObj());
+   }
  };
  
  void GCTracer::report_object_count_after_gc(BoolObjectClosure *is_alive_cl) {
    if (should_send_object_count_after_gc_event()) {
      ResourceMark rm;