SoftwareTriggerVariableManager.h

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2010 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Nils Braun                                               *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
#pragma once
 
#include <hlt/softwaretrigger/core/SoftwareTriggerObject.h>
 
#include <memory>
 
namespace Belle2 {
  namespace SoftwareTrigger {
    class SoftwareTriggerVariableManager {
    private:
      class SoftwareTriggerVariable {
      public:
        double function(const SoftwareTriggerObject* mapOfValues) const
        {
          return mapOfValues->at(name);
        }
 
        std::string name = "";
 
      private:
        explicit SoftwareTriggerVariable(const std::string& theName) : name(theName) { }
 
        SoftwareTriggerVariable(SoftwareTriggerVariable&&) = default;
 
        SoftwareTriggerVariable(const SoftwareTriggerVariable& rhs) = delete;
 
        SoftwareTriggerVariable& operator=(const SoftwareTriggerVariable& rhs) = delete;
 
        friend class SoftwareTriggerVariableManager;
      };
 
    public:
      typedef SoftwareTriggerObject Object;
      typedef SoftwareTriggerVariable Var;
 
      static SoftwareTriggerVariableManager& Instance();
 
      SoftwareTriggerVariable* getVariable(const std::string& variableName);
 
    private:
      SoftwareTriggerVariableManager() { }
 
      SoftwareTriggerVariableManager(const SoftwareTriggerVariableManager&) = delete;
 
      SoftwareTriggerVariableManager& operator=(SoftwareTriggerVariableManager& rhs) = delete;
 
      std::map<std::string, std::shared_ptr<SoftwareTriggerVariable>> m_variableNameToVariable;
    };
  }
}