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AthToolSupport/AsgDataHandles/AsgDataHandles/ReadHandleKey.h
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1 // This file's extension implies that it's C, but it's really -*- C++ -*-.
2 
3 /*
4  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
5 */
6 
15 #ifndef ASG_DATA_HANDLES_READ_HANDLE_KEY_H
16 #define ASG_DATA_HANDLES_READ_HANDLE_KEY_H
17 
18 #ifndef XAOD_STANDALONE
20 #else
21 
23 
24 
25 namespace SG {
26 
27 
33 template <class T>
34 class ReadHandleKey
35  : public VarHandleKey
36 {
37 public:
47  ReadHandleKey (const std::string& key = "");
48  // const std::string& storeName = StoreID::storeName(StoreID::EVENT_STORE));
49 
50 
64  template <class OWNER, class K>
65  ReadHandleKey( OWNER* owner,
66  const std::string& name,
67  const K& key = {},
68  const std::string& doc = "");
69 
70 
79  ReadHandleKey& operator= (const std::string& sgkey);
80 };
81 
82 
83 } // namespace SG
84 
85 
87 
88 #endif
89 
90 #endif
ReadHandleKey.h
Property holding a SG store/key/clid from which a ReadHandle is made.
common.sgkey
def sgkey(tool)
Definition: common.py:1028
SG
Forward declaration.
Definition: CaloCellPacker_400_500.h:32
ReadHandleKey.icc
SG::VarHandleKey::key
const std::string & key() const
Return the StoreGate ID for the referenced object.
Definition: AthToolSupport/AsgDataHandles/Root/VarHandleKey.cxx:141
SG::ReadHandleKey::ReadHandleKey
ReadHandleKey(const std::string &key="", const std::string &storeName=StoreID::storeName(StoreID::EVENT_STORE))
Constructor.
merge_scale_histograms.doc
string doc
Definition: merge_scale_histograms.py:9
name
std::string name
Definition: Control/AthContainers/Root/debug.cxx:221
SG::ReadHandleKey::operator=
ReadHandleKey & operator=(const std::string &sgkey)
Change the key of the object to which we're referring.
VarHandleKey.h
A property holding a SG store/key/clid from which a VarHandle is made.