NtpMCGenInfo.h

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// NtpMCGenInfo
//
// NtpMCGenInfo is an ntuple class to hold information about
// the MC generator.
//

#ifndef NTPMCGENINFO_H
#define NTPMCGENINFO_H

#include <string>
#include "TObject.h" // base class
#include "Validity/VldTimeStamp.h" // data member

class NtpMCGenInfo;

std::ostream &operator << (std::ostream& os, const NtpMCGenInfo& geninfo);

class NtpMCGenInfo : public TObject {

 public:
  // Constructors & Destructors
  NtpMCGenInfo(): time(0,0),codename(),hostname() {}
  virtual ~NtpMCGenInfo() {}

  // State testing methods
  virtual std::ostream& Print(std::ostream& os) const;
  virtual void Print(Option_t* option = "") const; 

  // State changing methods
  virtual void Clear(Option_t* option = "");
  
 public:
  // Ntuple is treated like a C-struct with public data members and
  // rule-breaking field data members not prefaced by "f" and all
  // lowercase, by popular demand.

  VldTimeStamp time;    // time of MC generation
  std::string codename; // MC code tag
  std::string hostname; // machine that generated event
  
  ClassDef(NtpMCGenInfo,1)
};
#endif // NTPMCGENINFO_H

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