ParticleClipboard.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/

// ParticleClipboard.h, (c) ATLAS Detector software
 
#ifndef ISF_EVENT_PARTICLECLIPBOARD_H
#define ISF_EVENT_PARTICLECLIPBOARD_H
 
#include "CxxUtils/checker_macros.h"
 
namespace ISF {
 
  // forward declarations
  class ISFParticle;

 
  class ATLAS_NOT_THREAD_SAFE ParticleClipboard {  // mostly obsolete: ATLASSIM-128
 
    public:
      inline static ParticleClipboard& getInstance();

      inline void                      setParticle(const ISF::ISFParticle &p);
      inline const ISF::ISFParticle   *getParticle() const;
 
    private :
      ParticleClipboard();
      ParticleClipboard(ParticleClipboard const&);
      void operator=(ParticleClipboard const&);

      const ISFParticle      *m_particle;
  };
 
  //
  // inlined methods
  //

  ISF::ParticleClipboard& ISF::ParticleClipboard::getInstance() {
    static ParticleClipboard   staticClipboard;
    return staticClipboard;
  }

  void ISF::ParticleClipboard::setParticle(const ISF::ISFParticle &p) {
    m_particle = &p;
  }

  const ISF::ISFParticle *ISF::ParticleClipboard::getParticle() const {
    return m_particle;
  }
 
} // end of namespace
 
#endif // ISF_EVENT_PARTICLECLIPBOARD_H