AthToolSupport/AsgDataHandles/AsgDataHandles/ReadDecorHandleKey.h

Go to the documentation of this file.

// This file's extension implies that it's C, but it's really -*- C++ -*-.
 
/*
 * Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration.
 */
 
#ifndef ASG_DATA_HANDLES_READ_DECOR_HANDLE_KEY_H
#define ASG_DATA_HANDLES_READ_DECOR_HANDLE_KEY_H
 
#ifndef XAOD_STANDALONE
#include <StoreGate/ReadDecorHandleKey.h>
#else
 
#include "AsgDataHandles/ReadHandleKey.h"
 
namespace SG {
 
/*
 * @brief Property holding a SG store/key/clid/attr name from which a
 *        ReadDecorHandle is made.
 *
 * See StoreGate/ReadDecorHandleKey for details.
 *
 * This currently (31 Jul 20) contains a number of commented out
 * members that were part of the original handle implementation, but
 * have not yet been implemented in the standalone version.  The plan
 * is to either implement or remove them, depending on what is needed
 * in AnalysisBase as we add more packages.
 *
 */
template <class T>
class ReadDecorHandleKey
  : public ReadHandleKey<T>
{
public:
  typedef ReadHandleKey<T> Base;
 
//   /// Class for which we set the CLID.  See above.
//   typedef typename SG::TopBase<T>::type topbase_t;
 
 
  ReadDecorHandleKey (const std::string& key = "");
                      // const std::string& storeName = StoreID::storeName(StoreID::EVENT_STORE));
 
 
  template <class OWNER, class K>
  ReadDecorHandleKey( OWNER* owner,
                      const std::string& name,
                      const K& key = {},
                      const std::string& doc = "");
 
 
  ReadDecorHandleKey& operator= (const std::string& sgkey);
 
 
  virtual StatusCode assign (const std::string& sgkey) override;
 
 
//   /**
//    * @brief Return the class ID for the referenced object.
//    *
//    * Overridden here to return the CLID for @c T instead of @c topbase_t.
//    */
//   CLID clid() const;
 
 
  StatusCode initialize (bool used = true);
 
 
  const ReadHandleKey<T>& contHandleKey() const;
 
 
private:
  ReadHandleKey<T> m_contHandleKey;
};
 
 
} // namespace SG
 
 
#include "AsgDataHandles/ReadDecorHandleKey.icc"
 
#endif
 
#endif // not STOREGATE_READDECORHANDLEKEY_H