src/share/vm/ci/ciInstanceKlass.hpp

rev 12906 : [mq]: gc_interface

*** 42,51 ****
--- 42,52 ----
    friend class ciExceptionHandler;
    friend class ciMethod;
    friend class ciField;
  
  private:
+   jobject                _holder;
    jobject                _loader;
    jobject                _protection_domain;
  
    InstanceKlass::ClassState _init_state;           // state of class
    bool                   _is_shared;
*** 76,91 ****
    void compute_injected_fields();
    bool compute_injected_fields_helper();
  
  protected:
    ciInstanceKlass(Klass* k);
!   ciInstanceKlass(ciSymbol* name, jobject loader, jobject protection_domain);
  
    InstanceKlass* get_instanceKlass() const {
      return InstanceKlass::cast(get_Klass());
    }
  
    oop loader();
    jobject loader_handle();
  
    oop protection_domain();
    jobject protection_domain_handle();
--- 77,98 ----
    void compute_injected_fields();
    bool compute_injected_fields_helper();
  
  protected:
    ciInstanceKlass(Klass* k);
!   ciInstanceKlass(ciSymbol* name, jobject holder, jobject loader, jobject protection_domain);
  
    InstanceKlass* get_instanceKlass() const {
      return InstanceKlass::cast(get_Klass());
    }
  
+   // Hold metadata from unloading by keeping its holder alive.
+   // Though ciInstanceKlass records class loader oop, it's not enough to keep
+   // VM anonymous classes alive (loader == NULL). Klass holder should be used instead.
+   oop holder();
+   jobject holder_handle();
+ 
    oop loader();
    jobject loader_handle();
  
    oop protection_domain();
    jobject protection_domain_handle();