HLFactory.h

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// @(#)root/roostats:$Id$
 
/*************************************************************************
 * Project: RooStats                                                     *
 * Package: RooFit/RooStats                                              *
 * Authors:                                                              *
 *   Kyle Cranmer, Lorenzo Moneta, Gregory Schott, Wouter Verkerke       *
 *************************************************************************
 * Copyright (C) 1995-2008, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
 
#ifndef RooStats_HLFactory
#define RooStats_HLFactory
 
#include "RooAbsPdf.h"
#include "RooCategory.h"
#include "RooDataSet.h"
#include "RooWorkspace.h"
 
 
 class TString;
 
namespace RooStats {
 
  class HLFactory : public TNamed {
 
  public:
 
    /// Constructor
    HLFactory(const char *name,
              const char *fileName=nullptr,
              bool isVerbose = false);
 
    /// Constructor with external RooWorkspace
    HLFactory(const char* name,
              RooWorkspace* externalWs,
              bool isVerbose = false);
 
    /// Default Constructor
    HLFactory();
 
    /// Default Destructor
    ~HLFactory() override;
 
    /// Add channel for the combination
    int AddChannel(const char* label,
                   const char* SigBkgPdfName,
                   const char* BkgPdfName=nullptr,
                   const char* datasetName=nullptr);
 
    /// Dump the Workspace content as configuration file
    /* It needs some workspace object list or something..*/
     void DumpCfg(const char* /*cardname*/ ){ /* t.b.i. */ }; // Dump the factory content as configuration file
 
    /// Get the combined signal plus background pdf
    RooAbsPdf* GetTotSigBkgPdf(); // Get the Signal and Background combined model
 
    /// Get the combined background pdf
    RooAbsPdf* GetTotBkgPdf(); // Get the Background combined model
 
    /// Get the combined dataset
    RooDataSet* GetTotDataSet(); // Get the combined dataset
 
    /// Get the combined dataset
    RooCategory* GetTotCategory(); // Get the category
 
    /// Get the RooWorkspace containing the models and variables
    RooWorkspace* GetWs(){return fWs;}; // Expose the internal Workspace
 
    /// Process a configuration file
    int ProcessCard(const char* filename);
 
  private:
 
    /// The category of the combination
    RooCategory* fComboCat;
 
    /// The background model combination
    RooAbsPdf* fComboBkgPdf;
 
    /// The signal plus background model combination
    RooAbsPdf* fComboSigBkgPdf;
 
    /// The datasets combination
    RooDataSet* fComboDataset;
 
    /// Flag to keep trace of the status of the combination
    bool fCombinationDone;
 
    /// Create the category for the combinations
    void fCreateCategory();
 
    /// Check the length of the lists
    bool fNamesListsConsistent();
 
    /// List of channels names to combine for the signal plus background pdfs
    TList fSigBkgPdfNames;
 
    /// List of channels names to combine for the background pdfs
    TList fBkgPdfNames;
 
    /// List of channels names to combine for the datasets
    TList fDatasetsNames;
 
    /// List of channels names to combine for the datasets
    TList fLabelsNames;
 
    /// The verbosity flag
    bool fVerbose;
 
    /// Keep trace of the inclusion deepness
    int fInclusionLevel;
 
    /// The RooWorkspace containing the models and variables
    RooWorkspace* fWs;
 
    /// Owns workspace
    bool fOwnWs;
 
    /// Read the actual cfg file
    int fReadFile(const char*fileName, bool is_included = false);
 
    /// Parse a single line an puts the content in the RooWorkSpace
    int fParseLine(TString& line);
 
 
  ClassDefOverride(HLFactory,1)  // The high Level Model Factory to create models from datacards
 
  };
}
 
#endif