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RooArgSet.h
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1 /*****************************************************************************
2  * Project: RooFit *
3  * Package: RooFitCore *
4  * File: $Id: RooArgSet.h,v 1.45 2007/08/09 19:55:47 wouter Exp $
5  * Authors: *
6  * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu *
7  * DK, David Kirkby, UC Irvine, dkirkby@uci.edu *
8  * *
9  * Copyright (c) 2000-2005, Regents of the University of California *
10  * and Stanford University. All rights reserved. *
11  * *
12  * Redistribution and use in source and binary forms, *
13  * with or without modification, are permitted according to the terms *
14  * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
15  *****************************************************************************/
16 #ifndef ROO_ARG_SET
17 #define ROO_ARG_SET
18 
19 #include "RooAbsCollection.h"
20 
21 class RooArgList ;
22 
23 
24 #define USEMEMPOOLFORARGSET
25 template <class RooSet_t, size_t>
26 class MemPoolForRooSets;
27 
28 class RooArgSet : public RooAbsCollection {
29 public:
30 
31 #ifdef USEMEMPOOLFORARGSET
32  void* operator new (size_t bytes);
33  void* operator new (size_t bytes, void* ptr) noexcept;
34  void operator delete (void *ptr);
35 #endif
36 
37  // Constructors, assignment etc.
38  RooArgSet();
39  RooArgSet(const RooArgList& list) ;
40  RooArgSet(const RooArgList& list, const RooAbsArg* var1) ;
41  explicit RooArgSet(const TCollection& tcoll, const char* name="") ;
42  explicit RooArgSet(const char *name);
43  RooArgSet(const RooArgSet& set1, const RooArgSet& set2,
44  const char *name="");
45  RooArgSet(const RooAbsArg& var1,
46  const char *name="");
47  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
48  const char *name="");
49  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
50  const RooAbsArg& var3,
51  const char *name="");
52  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
53  const RooAbsArg& var3, const RooAbsArg& var4,
54  const char *name="");
55  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
56  const RooAbsArg& var3, const RooAbsArg& var4,
57  const RooAbsArg& var5,
58  const char *name="");
59  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
60  const RooAbsArg& var3, const RooAbsArg& var4,
61  const RooAbsArg& var5, const RooAbsArg& var6,
62  const char *name="");
63  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
64  const RooAbsArg& var3, const RooAbsArg& var4,
65  const RooAbsArg& var5, const RooAbsArg& var6,
66  const RooAbsArg& var7,
67  const char *name="");
68  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
69  const RooAbsArg& var3, const RooAbsArg& var4,
70  const RooAbsArg& var5, const RooAbsArg& var6,
71  const RooAbsArg& var7, const RooAbsArg& var8,
72  const char *name="");
73  RooArgSet(const RooAbsArg& var1, const RooAbsArg& var2,
74  const RooAbsArg& var3, const RooAbsArg& var4,
75  const RooAbsArg& var5, const RooAbsArg& var6,
76  const RooAbsArg& var7, const RooAbsArg& var8,
77  const RooAbsArg& var9, const char *name="");
78 
79  virtual ~RooArgSet();
80  // Create a copy of an existing list. New variables cannot be added
81  // to a copied list. The variables in the copied list are independent
82  // of the original variables.
83  RooArgSet(const RooArgSet& other, const char *name="");
84  virtual TObject* clone(const char* newname) const { return new RooArgSet(*this,newname); }
85  virtual TObject* create(const char* newname) const { return new RooArgSet(newname); }
86  RooArgSet& operator=(const RooArgSet& other) { RooAbsCollection::operator=(other) ; return *this ;}
87 
88  virtual Bool_t add(const RooAbsCollection& col, Bool_t silent=kFALSE) {
89  // Add all elements in list to collection
90  return RooAbsCollection::add(col, silent);
91  }
92  virtual Bool_t addOwned(const RooAbsCollection& col, Bool_t silent=kFALSE) {
93  // Add all elements in list as owned components to collection
94  return RooAbsCollection::addOwned(col, silent);
95  }
96  virtual void addClone(const RooAbsCollection& col, Bool_t silent=kFALSE) {
97  // Add owned clone of all elements of list to collection
98  RooAbsCollection::addClone(col, silent);
99  }
100 
101  virtual Bool_t add(const RooAbsArg& var, Bool_t silent=kFALSE) ;
102  virtual Bool_t addOwned(RooAbsArg& var, Bool_t silent=kFALSE);
103  virtual RooAbsArg *addClone(const RooAbsArg& var, Bool_t silent=kFALSE) ;
104 
105  using RooAbsCollection::operator[];
106  RooAbsArg& operator[](const char* name) const;
107 
108  /// Shortcut for readFromStream(std::istream&, Bool_t, const char*, const char*, Bool_t), setting
109  /// `flagReadAtt` and `section` to 0.
110  virtual Bool_t readFromStream(std::istream& is, Bool_t compact, Bool_t verbose=kFALSE) {
111  // I/O streaming interface (machine readable)
112  return readFromStream(is, compact, 0, 0, verbose) ;
113  }
114  Bool_t readFromStream(std::istream& is, Bool_t compact, const char* flagReadAtt, const char* section, Bool_t verbose=kFALSE) ;
115  virtual void writeToStream(std::ostream& os, Bool_t compact, const char* section=0) const;
116  void writeToFile(const char* fileName) const ;
117  Bool_t readFromFile(const char* fileName, const char* flagReadAtt=0, const char* section=0, Bool_t verbose=kFALSE) ;
118 
119  // Utilities functions when used as configuration object
120  Double_t getRealValue(const char* name, Double_t defVal=0, Bool_t verbose=kFALSE) const ;
121  const char* getCatLabel(const char* name, const char* defVal="", Bool_t verbose=kFALSE) const ;
122  Int_t getCatIndex(const char* name, Int_t defVal=0, Bool_t verbose=kFALSE) const ;
123  const char* getStringValue(const char* name, const char* defVal="", Bool_t verbose=kFALSE) const ;
124  Bool_t setRealValue(const char* name, Double_t newVal=0, Bool_t verbose=kFALSE) ;
125  Bool_t setCatLabel(const char* name, const char* newVal="", Bool_t verbose=kFALSE) ;
126  Bool_t setCatIndex(const char* name, Int_t newVal=0, Bool_t verbose=kFALSE) ;
127  Bool_t setStringValue(const char* name, const char* newVal="", Bool_t verbose=kFALSE) ;
128 
129  static void cleanup() ;
130 
131  Bool_t isInRange(const char* rangeSpec) ;
132 
133  /// Use RooAbsCollection::snapshot(), but return as RooArgSet.
134  RooArgSet * snapshot(bool deepCopy = true) const {
135  return static_cast<RooArgSet*>(RooAbsCollection::snapshot(deepCopy));
136  }
137 
138  Bool_t snapshot(RooAbsCollection& output, Bool_t deepCopy=kTRUE) const {
139  return RooAbsCollection::snapshot(output, deepCopy);
140  }
141 
142 protected:
143 
144  Bool_t checkForDup(const RooAbsArg& arg, Bool_t silent) const ;
145 
146 #ifdef USEMEMPOOLFORARGSET
147 private:
148  typedef MemPoolForRooSets<RooArgSet, 10*600> MemPool; //600 = about 100 kb
149  //Initialise a static mem pool. It has to happen inside a function to solve the
150  //static initialisation order fiasco. At the end of the program, this might have
151  //to leak depending if RooArgSets are still alive. This depends on the order of destructions.
152  static MemPool* memPool();
153 #endif
154 
155  ClassDef(RooArgSet,1) // Set of RooAbsArg objects
156 };
157 
158 #endif