SGInputLoader.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
// SGInputLoader.h 
// Header file for class SGInputLoader
#ifndef SGCOMPS_SGINPUTLOADER_H
#define SGCOMPS_SGINPUTLOADER_H 1
 
// STL includes
#include <string>
 
// FrameWork includes
#include "GaudiKernel/DataObjID.h"
#include "AthenaBaseComps/AthAlgorithm.h"
 
class SGInputLoader
  : public ::AthAlgorithm
{ 
 
 public: 
 
  SGInputLoader( const std::string& name, ISvcLocator* pSvcLocator );
 
  virtual ~SGInputLoader(); 

  bool isClonable() const override { return true; }
 
  virtual StatusCode  initialize() override;
  virtual StatusCode  execute(const EventContext& ctx) override;
  virtual StatusCode  finalize() override;
 
 private: 

  SGInputLoader();
 
  void loader(Gaudi::Details::PropertyBase&);
  bool loadObjs(const DataObjIDColl& objs) const;

  DataObjIDColl m_load;    // create Output data dependencies for these objects
 
  Gaudi::Property< bool > m_dump {this, "ShowEventDump", false, 
      "printout contents of EventStore at end of execute()"};
  
  Gaudi::Property< bool > m_preLoad {this, "PreLoadData", false, 
      "pre load EventStore data in execute()"};
  
  Gaudi::Property<bool> m_failEvt{this, "FailIfNoProxy", true, 
      "execute returns FAILURE if a requested proxy is not found in store"};
      
  Gaudi::Property<bool> m_loadProxies{this, "LoadExtraProxies", true,
      "load the Proxies attributed to the SGInputLoader by the Scheduler"};
 
  Gaudi::Property<std::string> m_dataHeaderKey{this, "DataHeaderKey", "EventSelector",
      "StoreGate key of event entry object"};
 
  // other
  bool m_first{true};
 
}; 
 
 
#endif //> !SGCOMPS_SGINPUTLOADER_H