RooNumIntFactory.h

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/*****************************************************************************
 * Project: RooFit                                                           *
 * Package: RooFitCore                                                       *
 *    File: $Id: RooNumIntFactory.h,v 1.6 2007/05/11 09:11:30 verkerke Exp $
 * Authors:                                                                  *
 *   WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu       *
 *   DK, David Kirkby,    UC Irvine,         dkirkby@uci.edu                 *
 *                                                                           *
 * Copyright (c) 2000-2005, Regents of the University of California          *
 *                          and Stanford University. All rights reserved.    *
 *                                                                           *
 * Redistribution and use in source and binary forms,                        *
 * with or without modification, are permitted according to the terms        *
 * listed in LICENSE (http://roofit.sourceforge.net/license.txt)             *
 *****************************************************************************/
#ifndef ROO_NUM_INT_FACTORY
#define ROO_NUM_INT_FACTORY

#include <map>
#include <string>
#include "TObject.h"
#include "RooLinkedList.h"
#include "RooAbsIntegrator.h"
class RooNumIntConfig ;
class RooAbsFunc ;

class RooNumIntFactory ;
typedef void (*RooNumIntInitializerFunc)(RooNumIntFactory&) ;

class RooNumIntFactory : public TObject {
public:

  static RooNumIntFactory& instance() ;
  virtual ~RooNumIntFactory();

  Bool_t storeProtoIntegrator(RooAbsIntegrator* proto, const RooArgSet& defConfig, const char* depName="") ;
  const RooAbsIntegrator* getProtoIntegrator(const char* name) ;
  const char* getDepIntegratorName(const char* name) ;

  RooAbsIntegrator* createIntegrator(RooAbsFunc& func, const RooNumIntConfig& config, Int_t ndim=0) ;

  static void cleanup() ;


protected:
         
  friend class RooNumIntConfig ;

  std::map<std::string,std::pair<RooAbsIntegrator*,std::string> > _map ;

  RooNumIntFactory(); 
  RooNumIntFactory(const RooNumIntFactory& other) ;

  static RooNumIntFactory* _instance ;


  ClassDef(RooNumIntFactory,1) // Numeric Integrator factory
};

#endif

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