BaseVarSet.h

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2015 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Oliver Frost                                             *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
#pragma once
 
#include <tracking/trackFindingCDC/utilities/CompositeProcessingSignalListener.h>
 
#include <tracking/trackFindingCDC/utilities/Named.h>
#include <tracking/trackFindingCDC/utilities/MayBePtr.h>
 
#include <RtypesCore.h>
 
#include <map>
#include <vector>
#include <string>
 
namespace Belle2 {
  namespace TrackFindingCDC {
    template<class AObject>
    class BaseVarSet : public CompositeProcessingSignalListener {
 
    public:
      using Object = AObject;
 
    public:
      virtual ~BaseVarSet() = default;
 
      virtual bool extract(const Object* obj __attribute__((unused)))
      {
        return true;
      }
 
      bool extract(const Object& obj)
      {
        return extract(&obj);
      }
 
      virtual std::vector<Named<Float_t*> > getNamedVariables(const std::string& prefix __attribute__((unused)))
      {
        return {};
      }
 
      std::vector<Named<Float_t*> > getNamedVariables()
      {
        const std::string prefix = "";
        return this->getNamedVariables(prefix);
      }
 
      std::map<std::string, Float_t> getNamedValues(const std::string& prefix) const
      {
        std::map<std::string, Float_t> result;
        std::vector<Named<Float_t*> > namedVariables = this->getNamedVariables(prefix);
        for (const Named<Float_t*>& namedVariable : namedVariables) {
          Float_t* variable = namedVariable;
          result[namedVariable.getName()] = *variable;
        }
        return result;
      }
 
      std::map<std::string, Float_t> getNamedValues() const
      {
        const std::string prefix = "";
        return this->getNamedValues(prefix);
      }
 
      virtual MayBePtr<Float_t> find(const std::string& varName)
      {
        std::vector<Named<Float_t*> > namedVariables = this->getNamedVariables();
        for (const Named<Float_t* >& namedVariable : namedVariables) {
          if (namedVariable.getName() == varName) {
            Float_t* variable = namedVariable;
            return variable;
          }
        }
        return nullptr;
      }
    };
  }
}