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// $Id$
//
// 23-Jan-2009 V.Ivanchenko make the class to be a singleton
// 17-Aug-2012 V.Ivanchenko added hadronic model factories

// Class Description
// This is a singleton class to store all hadronic interactions
// Class Description - End

#ifndef G4HadronicInteractionRegistry_h
#define G4HadronicInteractionRegistry_h 1

#include <vector>
#include "globals.hh"
#include "G4ThreadLocalSingleton.hh"

class G4HadronicInteraction;

class G4HadronicInteractionRegistry
{
friend class G4ThreadLocalSingleton<G4HadronicInteractionRegistry>;

public:

  static G4HadronicInteractionRegistry* Instance();
  // access 
  
  ~G4HadronicInteractionRegistry();

  void RegisterMe(G4HadronicInteraction * aModel);
  // register new model

  void RemoveMe(G4HadronicInteraction * aModel);
  // deregister model

  void Clean();
  // delete all models

  void InitialiseModels();
  // delete all models

  G4HadronicInteraction* FindModel(const G4String& name);
  // find existing hadronic interaction by name

  std::vector<G4HadronicInteraction*> FindAllModels(const G4String& name);
  // find all existing hadronic interactions by name

private:

  G4HadronicInteractionRegistry();

  static G4ThreadLocal G4HadronicInteractionRegistry* instance;

  std::vector <G4HadronicInteraction*>  allModels;
  G4bool isInitialized;

};

#endif
