rarStrParser.hh

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/*****************************************************************************
* Project: BaBar detector at the SLAC PEP-II B-factory
* Package: RooRarFit
 *    File: $Id: rarStrParser.rdl,v 1.6 2011/06/16 13:18:50 fwilson Exp $
 * Authors: Lei Zhang
 * History:
 *
 * Copyright (C) 2005-2012, University of California, Riverside
 *****************************************************************************/
#ifndef RAR_STRPARSER
#define RAR_STRPARSER

#include "TList.h"
#include "TString.h"
// #include "TObject.h"
#include "RooFitCore/RooStringVar.hh"

class TObjString;

class rarStrParser : public TObject {
  
public:
  rarStrParser();
  rarStrParser(const char *str);
  rarStrParser(const TString str);
  rarStrParser(const rarStrParser&);
  virtual ~rarStrParser();
  void operator=(const char *str);
  void operator=(const TString str);
  void operator=(const RooStringVar str);
  TString &operator[](const Int_t idx);
  void Remove(const Int_t idx=0);
  Int_t Index(const TString token);
  Bool_t Have(const TString token);
  
  Int_t nArgs() {return _strs.GetSize();}
  
protected:
  void init();
  TObjString *nextToken();
  
  TString _str; 
  TList _strs; 
  
private:
  Int_t _idx; 
  ClassDef(rarStrParser, 0) // RooRarFit String Parser class
    ;
};

#endif

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