AuxInfoBase.h

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// Dear emacs, this is -*- c++ -*-
/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
#ifndef XAODCORE_AUXINFOBASE_H
#define XAODCORE_AUXINFOBASE_H
 
// System include(s):
#include <vector>
 
// EDM include(s):
#include "AthContainersInterfaces/IAuxStore.h"
#include "AthContainersInterfaces/IAuxStoreIO.h"
#include "AthContainersInterfaces/IAuxStoreHolder.h"
#include "AthContainers/AuxTypeRegistry.h"
#include "AthContainers/tools/threading.h"
#include "SGCore/ILockable.h"
 
// Local include(s):
#include "xAODCore/AuxSelection.h"
 
// Forward declaration(s):
namespace SG {
   class IAuxTypeVector;
   class AuxDataOption;
}
 
namespace xAOD {

   class AuxInfoBase : public SG::IAuxStore,
                       public SG::IAuxStoreIO,
                       public SG::IAuxStoreHolder,
                       public ILockable
   {
 
   public:
      typedef SG::auxid_t auxid_t;
      typedef SG::auxid_set_t auxid_set_t;

      AuxInfoBase( bool allowDynamicVars = true );
      AuxInfoBase( const AuxInfoBase& parent );
      AuxInfoBase( SG::IAuxStore* store );
      ~AuxInfoBase();

      AuxInfoBase& operator=( const AuxInfoBase& rhs );


      virtual SG::IAuxStore* getStore() override;
      virtual const SG::IAuxStore* getStore() const override;
      virtual void setStore( SG::IAuxStore* store ) override;
      virtual AuxStoreType getStoreType() const override { return AST_ObjectStore; }



      virtual const void* getData( auxid_t auxid ) const override;

      virtual const SG::IAuxTypeVector* getVector (SG::auxid_t auxid) const override final;

      virtual const auxid_set_t& getAuxIDs() const override;

      virtual const auxid_set_t& getDecorIDs() const override;

      virtual SG::auxid_set_t getCopyIDs (bool warnUnlocked = false) const override;

      virtual bool isDecoration (auxid_t auxid) const override;

      virtual void* getDecoration( auxid_t auxid, size_t size,
                                   size_t capacity ) override;

      virtual void lock() override;

      virtual bool clearDecorations() override;

      virtual size_t size() const override;

      virtual void lockDecoration (SG::auxid_t auxid) override;

      virtual const SG::IAuxTypeVector* linkedVector (SG::auxid_t auxid) const override;

      virtual void toTransient (const EventContext& ctx) override;
 



      virtual void* getData( auxid_t auxid, size_t size,
                             size_t capacity ) override;

      virtual const auxid_set_t& getWritableAuxIDs() const override;

      virtual bool resize( size_t size ) override;
      virtual void reserve( size_t size ) override;
      virtual void shift( size_t pos, ptrdiff_t offs ) override;
      virtual bool insertMove (size_t pos,
                               IAuxStore& other,
                               const SG::auxid_set_t& ignore) override;
      virtual bool setOption( auxid_t id, const SG::AuxDataOption& option ) override;

      virtual SG::IAuxTypeVector* linkedVector (SG::auxid_t auxid) override;



      virtual const void* getIOData( auxid_t auxid ) const override;

      virtual const std::type_info* getIOType( auxid_t auxid ) const override;

      virtual const auxid_set_t& getDynamicAuxIDs() const override;

      virtual SG::auxid_set_t getSelectedAuxIDs() const override;



      const char* name() const;
      void setName( const char* name );


      template <class T, class ALLOC = std::allocator<T> >
      using AuxVariable_t = T;
      template <class T, class ALLOC = std::allocator<T> >
      using LinkedVariable_t = std::vector<T, ALLOC>;

      template< typename T >
      auxid_t getAuxID( const std::string& name,
                        T& /*info*/,
                        SG::AuxVarFlags flags =
                        SG::AuxVarFlags::None,
                        const SG::auxid_t linkedVariable = SG::null_auxid );
      template< typename T >
      void regAuxVar( auxid_t auxid, const std::string& name,
                      T& info );
 
   private:
      auxid_set_t m_auxids;
      std::vector< SG::IAuxTypeVector* > m_vecs;

      SG::IAuxStore* m_store;
      SG::IAuxStoreIO* m_storeIO;
      bool m_ownsStore;
      bool m_locked;

      typedef AthContainers_detail::mutex mutex_t;
      typedef AthContainers_detail::lock_guard< mutex_t > guard_t;
      mutable mutex_t m_mutex;

      std::string m_name;
 
   }; // class AuxInfoBase
 
} // namespace xAOD
 
// Declare a class ID for the class:
#include "xAODCore/CLASS_DEF.h"
CLASS_DEF( xAOD::AuxInfoBase, 226113180, 1 )
 
// Describe the inheritance of the class:
#include "xAODCore/BaseInfo.h"
SG_BASES3( xAOD::AuxInfoBase, SG::IAuxStore, SG::IAuxStoreIO,
           SG::IAuxStoreHolder );
 
// Include the template implementation:
#include "AuxInfoBase.icc"
 
#endif // XAODCORE_AUXINFOBASE_H