RooArgSet.h

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/*****************************************************************************
 * Project: RooFit                                                           *
 * Package: RooFitCore                                                       *
 *    File: $Id: RooArgSet.h,v 1.45 2007/08/09 19:55:47 wouter 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_ARG_SET
#define ROO_ARG_SET
 
#include "RooAbsCollection.h"
 
class RooArgList ;
 
 
#define USEMEMPOOLFORARGSET
template <class RooSet_t, size_t>
class MemPoolForRooSets;
 
class RooArgSet : public RooAbsCollection {
public:
  
#ifdef USEMEMPOOLFORARGSET
  void* operator new (size_t bytes);
  void* operator new (size_t bytes, void* ptr) noexcept;
  void operator delete (void *ptr);
#endif
 
  // Constructors, assignment etc.
  RooArgSet();
  RooArgSet(const RooArgList& list) ;
  RooArgSet(const RooArgList& list, const RooAbsArg* var1) ;
  explicit RooArgSet(const TCollection& tcoll, const char* name="") ;
  explicit RooArgSet(const char *name);
  RooArgSet(const RooArgSet& set1, const RooArgSet& set2,
       const char *name="");
  RooArgSet(const RooAbsArg& var1, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
       const RooAbsArg& var3, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
       const RooAbsArg& var3, const RooAbsArg& var4, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
       const RooAbsArg& var3, const RooAbsArg& var4, 
       const RooAbsArg& var5, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
       const RooAbsArg& var3, const RooAbsArg& var4, 
       const RooAbsArg& var5, const RooAbsArg& var6, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
            const RooAbsArg& var3, const RooAbsArg& var4, 
       const RooAbsArg& var5, const RooAbsArg& var6, 
       const RooAbsArg& var7, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
            const RooAbsArg& var3, const RooAbsArg& var4, 
       const RooAbsArg& var5, const RooAbsArg& var6, 
       const RooAbsArg& var7, const RooAbsArg& var8, 
       const char *name="");
  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
            const RooAbsArg& var3, const RooAbsArg& var4, 
       const RooAbsArg& var5, const RooAbsArg& var6, 
       const RooAbsArg& var7, const RooAbsArg& var8, 
       const RooAbsArg& var9, const char *name="");
 
  virtual ~RooArgSet();
  // Create a copy of an existing list. New variables cannot be added
  // to a copied list. The variables in the copied list are independent
  // of the original variables.
  RooArgSet(const RooArgSet& other, const char *name="");
  virtual TObject* clone(const char* newname) const { return new RooArgSet(*this,newname); }
  virtual TObject* create(const char* newname) const { return new RooArgSet(newname); }
  RooArgSet& operator=(const RooArgSet& other) { RooAbsCollection::operator=(other) ; return *this ;}
 
  virtual Bool_t add(const RooAbsCollection& col, Bool_t silent=kFALSE) {
    // Add all elements in list to collection
    return RooAbsCollection::add(col, silent);
  }
  virtual Bool_t addOwned(const RooAbsCollection& col, Bool_t silent=kFALSE) {
    // Add all elements in list as owned components to collection
    return RooAbsCollection::addOwned(col, silent);
  }
  virtual void addClone(const RooAbsCollection& col, Bool_t silent=kFALSE) {
    // Add owned clone of all elements of list to collection
    RooAbsCollection::addClone(col, silent);
  }
 
  virtual Bool_t add(const RooAbsArg& var, Bool_t silent=kFALSE) ;
  virtual Bool_t addOwned(RooAbsArg& var, Bool_t silent=kFALSE);
  virtual RooAbsArg *addClone(const RooAbsArg& var, Bool_t silent=kFALSE) ;
 
  using RooAbsCollection::operator[];
  RooAbsArg& operator[](const char* name) const;
 
  /// Shortcut for readFromStream(std::istream&, Bool_t, const char*, const char*, Bool_t), setting
  /// `flagReadAtt` and `section` to 0.
  virtual Bool_t readFromStream(std::istream& is, Bool_t compact, Bool_t verbose=kFALSE) {
    // I/O streaming interface (machine readable)
    return readFromStream(is, compact, 0, 0, verbose) ;
  }
  Bool_t readFromStream(std::istream& is, Bool_t compact, const char* flagReadAtt, const char* section, Bool_t verbose=kFALSE) ;
  virtual void writeToStream(std::ostream& os, Bool_t compact, const char* section=0) const;  
  void writeToFile(const char* fileName) const ;
  Bool_t readFromFile(const char* fileName, const char* flagReadAtt=0, const char* section=0, Bool_t verbose=kFALSE) ;
 
  // Utilities functions when used as configuration object
  Double_t getRealValue(const char* name, Double_t defVal=0, Bool_t verbose=kFALSE) const ;
  const char* getCatLabel(const char* name, const char* defVal="", Bool_t verbose=kFALSE) const ;
  Int_t getCatIndex(const char* name, Int_t defVal=0, Bool_t verbose=kFALSE) const ;
  const char* getStringValue(const char* name, const char* defVal="", Bool_t verbose=kFALSE) const ;
  Bool_t setRealValue(const char* name, Double_t newVal=0, Bool_t verbose=kFALSE) ;
  Bool_t setCatLabel(const char* name, const char* newVal="", Bool_t verbose=kFALSE) ;
  Bool_t setCatIndex(const char* name, Int_t newVal=0, Bool_t verbose=kFALSE) ;
  Bool_t setStringValue(const char* name, const char* newVal="", Bool_t verbose=kFALSE) ;
 
  static void cleanup() ;
 
  Bool_t isInRange(const char* rangeSpec) ;
 
  /// Use RooAbsCollection::snapshot(), but return as RooArgSet.
  RooArgSet * snapshot(bool deepCopy = true) const {
    return static_cast<RooArgSet*>(RooAbsCollection::snapshot(deepCopy));
  }
 
  /// \copydoc RooAbsCollection::snapshot()
  Bool_t snapshot(RooAbsCollection& output, Bool_t deepCopy=kTRUE) const {
    return RooAbsCollection::snapshot(output, deepCopy);
  }
 
protected:
 
  Bool_t checkForDup(const RooAbsArg& arg, Bool_t silent) const ;
 
#ifdef USEMEMPOOLFORARGSET
private:
  typedef MemPoolForRooSets<RooArgSet, 10*600> MemPool; //600 = about 100 kb
  //Initialise a static mem pool. It has to happen inside a function to solve the
  //static initialisation order fiasco. At the end of the program, this might have
  //to leak depending if RooArgSets are still alive. This depends on the order of destructions.
  static MemPool* memPool();
#endif
  
  ClassDef(RooArgSet,1) // Set of RooAbsArg objects
};
 
#endif