ReadCondHandleKey.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef STOREGATE_READCONDHANDLEKEY_H
#define STOREGATE_READCONDHANDLEKEY_H
 
#include "StoreGate/CondHandleKey.h"
#include <string>
 
 
namespace SG {
 
  template <class T>
  class ReadCondHandle;
 
  template <class T>
  class ReadCondHandleKey
    : public CondHandleKey<T>
  {      
  public:
    
    friend class ReadCondHandle<T>;
        
    explicit ReadCondHandleKey (const std::string& key, const std::string& dbKey="") :
      CondHandleKey<T>(key, dbKey, Gaudi::DataHandle::Reader)
    {}    
 
 
  template <class OWNER,
            typename = typename std::enable_if<std::is_base_of<IProperty, OWNER>::value>::type>
  inline ReadCondHandleKey( OWNER* owner,
                            std::string name,
                            const std::string& key={},
                            std::string doc="") :
    ReadCondHandleKey<T>( key ) {
    auto p = owner->declareProperty(std::move(name), *this, std::move(doc));
    p->template setOwnerType<OWNER>();
  }
 
 
    inline ReadCondHandleKey& operator= (const std::string& sgkey) {
      VarHandleKey::operator= (sgkey);
      return *this;
    }
 
};
 
 
} // namespace SG
 
#endif // not STOREGATE_READCONDHANDLEKEY_H