Object.h

Go to the documentation of this file.

/* =====================================================================================
 
                      The UQ Toolkit (UQTk) version 3.1.1
                          Copyright (2021) NTESS
                        https://www.sandia.gov/UQToolkit/
                        https://github.com/sandialabs/UQTk
 
     Copyright 2021 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
     Under the terms of Contract DE-NA0003525 with NTESS, the U.S. Government
     retains certain rights in this software.
 
     This file is part of The UQ Toolkit (UQTk)
 
     UQTk is open source software: you can redistribute it and/or modify
     it under the terms of BSD 3-Clause License
 
     UQTk is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     BSD 3 Clause License for more details.
 
     You should have received a copy of the BSD 3 Clause License
     along with UQTk. If not, see https://choosealicense.com/licenses/bsd-3-clause/.
 
     Questions? Contact the UQTk Developers at <uqtk-developers@software.sandia.gov>
     Sandia National Laboratories, Livermore, CA, USA
===================================================================================== */
//                               -*- C++ -*-
 
#ifndef _base_class_Object_
#define _base_class_Object_
 
#include "RefPtr.h"
 
class Object {
  template <class T> friend class RefPtr;
  template <class T> friend class ConstRefPtr;
public:
  Object() : refs_(0) {
  }
  
  virtual ~Object() {
  }
  
  long int reference_count() const {
    return refs_;
  }
  
protected:
  long int reference_grab() const {
    return ++refs_;
  }
  
  long int reference_release() const {
    return --refs_;
  }    
  
private:
  mutable long int refs_;
};
 
#endif //_utility_ref_Object_