TAuxStore.h

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// Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
#ifndef XAODROOTACCESS_TAUXSTORE_H
#define XAODROOTACCESS_TAUXSTORE_H
 
// Framework include(s).
#include "AsgMessaging/StatusCode.h"
#include "AthContainersInterfaces/IAuxStoreIO.h"
 
// Local include(s).
#include "xAODRootAccess/tools/AuxStoreBase.h"
 
// System include(s).
#include <memory>
#include <string_view>
 
// Forward declaration(s):
class TTree;
 
namespace xAOD {

class TAuxStore : public details::AuxStoreBase {
 
 public:
  TAuxStore(std::string_view prefix = "", bool topStore = true,
            EStructMode mode = EStructMode::kUndefinedStore,
            int basketSize = 2048, int splitLevel = 0);
  virtual ~TAuxStore();

  virtual void setPrefix(std::string_view prefix) override;

  int basketSize() const;
  void setBasketSize(int value);

  int splitLevel() const;
  void setSplitLevel(int value);

  StatusCode readFrom(::TTree& tree, bool printWarnings = true);
  StatusCode writeTo(::TTree& tree);

  int getEntry(int getall = 0);


  virtual void reset() override;
 
 private:
  virtual bool hasEntryFor(SG::auxid_t auxid) const override;
  virtual StatusCode getEntryFor(SG::auxid_t auxid) override;
  virtual bool hasOutput() const override;

  virtual StatusCode setupInputData(SG::auxid_t auxid) override;
  virtual StatusCode setupOutputData(SG::auxid_t auxid) override;

  virtual const void* getInputObject(SG::auxid_t auxid) const override;
  virtual const std::type_info* getInputType(SG::auxid_t auxid) const override;


  struct impl;
  std::unique_ptr<impl> m_impl;
 
};  // class TAuxStore
 
}  // namespace xAOD
 
#endif  // XAODROOTACCESS_TAUXSTORE_H