EventFormatMetaDataTool.h

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// Dear emacs, this is -*- c++ -*-
/* Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration */
 
#ifndef XAODEVENTFORMATCNV_EVENTFORMATMETADATATOOL
#define XAODEVENTFORMATCNV_EVENTFORMATMETADATATOOL
 
// System include(s):
#include <string>
#include <memory>
#include <mutex>
 
// Gaudi/Athena include(s):
#include "Gaudi/Property.h"
#include "GaudiKernel/ServiceHandle.h"
#include "AthenaKernel/IAthMetaDataSvc.h"
#include "AthenaKernel/IMetaDataTool.h"
#include "AthenaBaseComps/AthAlgTool.h"
#include "StoreGate/StoreGateSvc.h"
 
// EDM include(s):
#include "xAODEventFormat/EventFormat.h"
 
namespace xAODMaker {

class EventFormatMetaDataTool : public extends<::AthAlgTool, IMetaDataTool> {
 public:
  EventFormatMetaDataTool(const std::string& type,
                          const std::string& name,
                          const IInterface* parent);

  virtual StatusCode initialize() override;

  virtual StatusCode beginInputFile(const SG::SourceID&) override {return beginInputFile();}

  virtual StatusCode endInputFile(const SG::SourceID&) override {return endInputFile();}

  virtual StatusCode metaDataStop(const SG::SourceID&) {return metaDataStop();}

  virtual StatusCode beginInputFile();

  virtual StatusCode endInputFile() {return StatusCode::SUCCESS;}

  virtual StatusCode metaDataStop() override;
 
 private:
  StatusCode collectMetaData();

  ServiceHandle< ::StoreGateSvc > m_inputMetaStore{this, "InputMetaStore",
    "StoreGateSvc/InputMetaDataStore", name()};

  ServiceHandle< IAthMetaDataSvc > m_outputMetaStore{this, "MetaDataSvc",
    "MetaDataSvc", name()};

  Gaudi::Property<std::vector<std::string> > m_keys{ this, "Keys", {},
      "(optional) list of keys to copy, all if empty. default: empty"};

  std::mutex m_outputMutex;
};  // class EventFormatMetaDataTool
}  // namespace xAODMaker
 
#endif  // XAODEVENTFORMATCNV_EVENTFORMATMETADATATOOL