FileMetaDataTool.h

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// Dear emacs, this is -*- c++ -*-
/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
#ifndef XAODMETADATACNV_FILEMETADATATOOL_H
#define XAODMETADATACNV_FILEMETADATATOOL_H
 
// System include(s):
#include <string>
#include <vector>
 
// Infrastructure include(s):
#include "AsgTools/AsgMetadataTool.h"
#ifndef XAOD_STANDALONE
# include "GaudiKernel/ServiceHandle.h"
# include "AthenaKernel/IAthMetaDataSvc.h"
# include "AthenaKernel/IMetaDataTool.h"
#else
#include <AsgTools/Interfaces.h>
#include <AsgTools/PropertyWrapper.h>
#endif
 
#include "xAODMetaData/FileMetaData.h"
 
namespace xAODMaker {

class FileMetaDataTool
#ifdef XAOD_STANDALONE
    : public extends<asg::AsgMetadataTool> {
#else
    : public extends<asg::AsgMetadataTool, IMetaDataTool> {
#endif
 public:
  using extends::extends;
  ASG_TOOL_CLASS0(FileMetaDataTool)
 
  
  explicit FileMetaDataTool(const std::string& name = "FileMetaDataTool");

  StatusCode initialize() override;


  StatusCode beginInputFile() override;

  StatusCode endInputFile() override {return StatusCode::SUCCESS;};
 
#ifndef XAOD_STANDALONE
  StatusCode beginInputFile(const SG::SourceID&) override {return beginInputFile();};

  StatusCode endInputFile(const SG::SourceID&) override {return StatusCode::SUCCESS;};
#endif

  StatusCode metaDataStop() override {return StatusCode::SUCCESS;};

 
 private:
  Gaudi::Property<std::vector<std::string> > m_keys{
    this,
    "Keys",
    {},
    "(optional) List of keys to copy. Copy all keys if empty"};
 
#ifndef XAOD_STANDALONE
  ServiceHandle< IAthMetaDataSvc > m_metaDataSvc{"MetaDataSvc", name()};
#endif
 
  // To lock/unlock the tool
  std::mutex m_toolMutex;
 
  // implementation of individual object copy
  StatusCode copy(const std::string&);
 
  // merge "var" src FMD attribute into dst FMD (assuming attribute of type vector<int>)
  void       copyValues(const xAOD::FileMetaData *src, xAOD::FileMetaData *dst, const std::string& var);
};  // class FileMetaDataTool
 
}  // namespace xAODMaker
 
#endif  // XAODMETADATACNV_FILEMETADATATOOL_H