/cvmfs/atlas.cern.ch/repo/sw/ASG/AnalysisBase/2.4.31/xAODRootAccess/xAODRootAccess/tools/TChainStateTracker.h

// Dear emacs, this is -*- c++ -*-
// $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

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