ContainerId.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
 
 
#ifndef COLUMNAR_CORE_CONTAINER_ID_H
#define COLUMNAR_CORE_CONTAINER_ID_H
 
#include <ColumnarCore/ColumnarDef.h>
 
class EventContext;
 
namespace columnar
{
 
  enum class ContainerId
  {
    jet,
    mutableJet,
    muon,
    electron,
    photon,
    egamma,
    cluster,
    track,
    track0 = track,
    track1,
    track2,
    vertex,
    particle,
    particle0 = particle,
    particle1,
    met,
    met0 = met,
    met1,
    mutableMet,
    metAssociation,
    eventInfo,
    eventContext
  };
 
  template<ContainerId> struct ContainerIdTraits final
  {
    static constexpr bool isDefined = false;
  };
 
  // including this here, since everyone needs EventContextId/EventContextRange
  template<> struct ContainerIdTraits<ContainerId::eventContext> final
  {
    static constexpr bool isDefined = true;
    static constexpr bool isMutable = false;
    static constexpr bool perEventRange = false;
    static constexpr bool perEventId = false;
 
    using xAODObjectIdType = const EventContext;
 
    using xAODObjectRangeType = const EventContext;
  };
}
 
#endif