#ifndef _rooClassObject_h
#define _rooClassObject_h

#ifndef _rooPersistentDataObject_h
#include "rooPersistentDataObject.h"
#endif

//
// ROOT wrappers around ActiveSchema classes ( see ooas.h )
//

////////////////////////////////////////////////////////////////////////////////
class rooClassObject : public rooPersistentDataObject 
{
private:
   rooNumericValue*  fNumericValue;  // get()
   rooClassObject*   fClassObject; // get_class_obj()
   rooVArrayObject*  fVArrayObject; // get_varray()
   rooRelationshipObject* fRelationshipObject; // get_relationship()
   rooObj*           fOoref; // get_ooref()
   rooStringValue*   fStringValue; // get_string()
   rooClassPosition* fClassPosition; // position_in_class()
   rooAttribute*     fAttribute; // resolve_attribute()
   rooClassObject*   fContainedIn; // contained_in()

protected:
   rooClass*   fClass;  // described class.
   rooObj*     fObject; // associated persistent object

public:
   rooClassObject();
   rooClassObject(const rooClassObject &);
   rooClassObject(const rooObj &, const rooClass &);
   rooClassObject(const rooObj &, Int_t, const rooModule &);
   rooClassObject(const rooObj &);
   virtual ~rooClassObject();
   rooClassObject(void* imp) { setImp(imp); }

   rooNumericValue         get(Int_t);
   rooClassObject          get_class_obj(Int_t);
   rooVArrayObject         get_varray(Int_t);
   rooRelationshipObject   get_relationship(Int_t);
   rooObj                  get_ooref(Int_t);
   rooStringValue          get_string(Int_t);
   Bool_t                  set(Int_t, const rooNumericValue&);
   Bool_t                  set_ooref(Int_t, const rooObj&);
   rooNumericValue         get(Int_t, Int_t);
   rooClassObject          get_class_obj(Int_t, Int_t);
   rooVArrayObject         get_varray(Int_t, Int_t);
   rooObj                  get_ooref(Int_t, Int_t);
   rooStringValue          get_string(Int_t, Int_t);
   Bool_t                  set(Int_t, Int_t, const rooNumericValue&);
   Bool_t                  set_ooref(Int_t, Int_t, const rooObj&);
   rooNumericValue         get(const rooClassPosition &, Int_t = 0);
   rooClassObject          get_class_obj(const rooClassPosition &, Int_t = 0);
   rooVArrayObject         get_varray(const rooClassPosition &,Int_t = 0);
   rooRelationshipObject   get_relationship(const rooClassPosition &);
   rooObj                  get_ooref(const rooClassPosition &, Int_t = 0);
   rooStringValue          get_string(const rooClassPosition &, Int_t = 0);
   Bool_t                  set(const rooClassPosition &, const rooNumericValue&);
   Bool_t                  set(const rooClassPosition &,
                               Int_t,
                               const rooNumericValue&);
   Bool_t                  set_ooref(const rooClassPosition &, const rooObj&);
   Bool_t                  set_ooref(const rooClassPosition &,  
                                     Int_t,
                                     const rooObj&);
//                           operator rooObj();
//                           operator const rooObj();
   rooClassObject &        operator=(const rooClassObject &);
   rooClassObject &        operator=(const rooObj &);
   rooClassObject &        contained_in();
   rooObj &                object_handle();
   const rooClass &        type_of();
   const rooClassPosition& position_in_class(const TString&);
   const rooAttribute&     resolve_attribute(const TString&);
//   static rooClassObject   new_persistent_object(const rooClass &,
//                                                 const rooObj &);
//   static rooClassObject   new_persistent_container_object( 
//                              const rooClass &,
//                              const rooObj &, 
//                              UInt_t,
//                              UInt_t,
//                              UInt_t);
   virtual Bool_t          is_class_object() const { return kTRUE; }
      const rooAttribute &    attribute_at_position(Int_t pos);

ClassDef(rooClassObject,0) // corresponds to Class_Object 
};

#endif //  _rooClassObject_h