#ifndef _mevt_ModuleSimData_h_
#define _mevt_ModuleSimData_h_

// For frienship declaration, just forward declare.
#include <utl/ShadowPtr_fwd.h>

namespace mevt {

  class Module;
  /**
   * \class ModuleSimData ModuleSimData.h "mevt/ModuleSimData.h"
   * \brief Module level simulation data.
   *
   * \author Rodolfo Federico Gamarra
   * \date 08 Mar 2009
   * \ingroup mevt
   */
  class ModuleSimData {
  public:

  private:
  ModuleSimData();
  ~ModuleSimData() { }
  /*
   * Like sevt::StationRecData nothing said about
   * operator= and copy-construction: let the compiler
   * generate'em.
   */   
  /**
   * \brief Friendship to allow construction.
   */ 
  friend class Module;
  /**
   * \brief Frienship to allow destruction.
   *
   * Depends on the innards of mevt::Module.
   */
  friend class utl::ShadowPtr<ModuleSimData>;
  /*
   * The usual case is just to have primitive types
   * in here. So this class is like POD but a little
   * spiced in the sense that its construction is
   * privileged.
   */ 
  };

}

#endif