CondHandleKey.h

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/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef STOREGATE_CONDHANDLEKEY_H
#define STOREGATE_CONDHANDLEKEY_H 1
 
#include "AthenaKernel/CondCont.h"
#include "StoreGate/VarHandleKey.h"
#include "StoreGate/StoreGateSvc.h"
#include "CxxUtils/checker_macros.h"
#include "GaudiKernel/ServiceHandle.h"
#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/IClassIDSvc.h"
 
namespace SG {
 
  template <class T>
  class CondHandleKey : public VarHandleKey {
 
  public:
    CondHandleKey( const std::string& key,
                   const std::string& dbKey,
                   Gaudi::DataHandle::Mode a );
 
//    CondHandleKey& operator= (const std::string& sgkey);
 
    StatusCode initialize(bool used = true);
    StatusCode initialize (AllowEmptyEnum);
 
    const std::string& dbKey() const { return m_dbKey; }
    void setDbKey(const std::string& dbKey) { m_dbKey = dbKey; }
 
 
    virtual StatusCode start() override;
 
 
  protected:
    bool isInit() const { return m_isInit; }
 
    // Deliberately returning a non-const pointer here from a const
    // member function.  We don't own the CondCont, we just reference it.
    // The Handle<> classes need to get a non-const CondCont from a
    // const HandleKey<>.
    CondCont<T>* getCC ATLAS_NOT_CONST_THREAD_SAFE () const { return m_cc; }
 
    StoreGateSvc* getCS() const;
 
  private:
 
    ServiceHandle<StoreGateSvc> m_cs;
    CondCont<T>* m_cc{0};
 
    std::string m_dbKey{""};
 
    bool m_isInit {false};
 
  };
 
 
}
 
#include "StoreGate/CondHandleKey.icc"
 
#endif