TChainStateTracker.h

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// Dear emacs, this is -*- c++ -*-
 
/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: TChainStateTracker.h 619763 2014-10-03 08:36:08Z krasznaa $
#ifndef XAODROOTACCESS_TOOLS_TCHAINSTATETRACKER_H
#define XAODROOTACCESS_TOOLS_TCHAINSTATETRACKER_H
 
// ROOT include(s):
#include <TObject.h>
 
namespace xAOD {

   class TChainStateTracker : public ::TObject {
 
   public:
      TChainStateTracker();

      virtual ::Bool_t Notify();

      ::Bool_t internalStateChanged() const;
      void reset();
 
   private:
      ::Bool_t m_stateChanged;
 
   }; // class TChainStateTracker
 
} // namespace xAOD
 
#endif // XAODROOTACCESS_TOOLS_TCHAINSTATETRACKER_H