// Methods PUBLIC
//
Standard_EXPORT void Validate(TFunction_Logbook& log) const;
-Standard_EXPORT virtual Standard_Boolean MustExecute(const TFunction_Logbook& log) const;
-Standard_EXPORT virtual Standard_Integer Execute(TFunction_Logbook& log) const;
+Standard_EXPORT virtual Standard_Boolean MustExecute(const Handle(TFunction_Logbook)& log) const;
+Standard_EXPORT virtual Standard_Integer Execute(Handle(TFunction_Logbook)& log) const;
Standard_EXPORT virtual Standard_Boolean Arguments(TDF_LabelMap& theArgs) const;
Standard_EXPORT virtual Standard_Boolean Results(TDF_LabelMap& theRes) const;
Standard_EXPORT ~OCAFSample_Driver();