AsgUnionPreselectionAlg.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/

 
#ifndef ASG_ANALYSIS_ALGORITHMS__UNION_PRE_SELECTION_ALG_H
#define ASG_ANALYSIS_ALGORITHMS__UNION_PRE_SELECTION_ALG_H
 
#include <AnaAlgorithm/AnaAlgorithm.h>
#include <AthContainers/AuxElement.h>
#include <SelectionHelpers/SysReadSelectionHandle.h>
#include <SelectionHelpers/ISelectionWriteAccessor.h>
#include <SystematicsHandles/SysReadHandle.h>
#include <SystematicsHandles/SysListHandle.h>
#include <xAODBase/IParticleContainer.h>
#include <AsgTools/PropertyWrapper.h>
#include <optional>
 
 
namespace CP
{
 
  class AsgUnionPreselectionAlg final : public EL::AnaAlgorithm
  {
  public:
    using EL::AnaAlgorithm::AnaAlgorithm;
    virtual StatusCode initialize () override;
    virtual StatusCode execute (const EventContext& ctx) override;
 
 

  private:
    SysListHandle m_systematicsList {this};

  private:
    SysReadHandle<xAOD::IParticleContainer> m_particlesHandle {
      this, "particles", "", "the asg collection to run on"};

  private:
    SysReadSelectionHandle m_preselection {
      this, "preselection", "", "the preselection to apply"};

  private:
    Gaudi::Property<std::string> m_selectionDecoration {this, "selectionDecoration", "", "the decoration for the union selection"};

  private:
    std::optional<SG::Decorator<char>> m_decorator;
  };
 
} // namespace CP
 
#endif