JvtUpdateAlg.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/

 
 
#ifndef JET_ANALYSIS_ALGORITHMS__JVT_UPDATE_ALG_H
#define JET_ANALYSIS_ALGORITHMS__JVT_UPDATE_ALG_H
 
#include <AnaAlgorithm/AnaAlgorithm.h>
#include <JetInterface/IJetUpdateJvt.h>
#include <SelectionHelpers/SysReadSelectionHandle.h>
#include <SystematicsHandles/SysCopyHandle.h>
#include <SystematicsHandles/SysListHandle.h>
#include <xAODJet/JetContainer.h>
#include <AsgTools/PropertyWrapper.h>
#include <optional>
 
namespace CP
{
 
  class JvtUpdateAlg final : public EL::AnaAlgorithm
  {
  public:
    using EL::AnaAlgorithm::AnaAlgorithm;
    StatusCode initialize () override;
    StatusCode execute (const EventContext& ctx) override;
 
 

  private:
    ToolHandle<IJetUpdateJvt> m_jvtTool {this, "jvtTool", "", "the jvt tool we apply"};

  private:
    SysListHandle m_systematicsList {this};

  private:
    SysCopyHandle<xAOD::JetContainer> m_jetHandle {
      this, "jets", "", "the jet collection to run on"};

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

  private:
    Gaudi::Property<std::string> m_decorationName {this, "decorationName", "Jvt", "the decoration name to use"};

  private:
    std::optional<SG::Accessor<float>> m_decorationAccessor;
  };
}
 
#endif