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lmdb-safe
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getKey for typed +const correctness

This commit is contained in:
bert hubert 2019-01-04 20:51:04 +01:00
parent f35ffb8bd8
commit cb2ed50e1f
2 changed files with 11 additions and 5 deletions
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10
lmdb-safe.hh
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@ -108,7 +108,7 @@ struct MDBOutVal
template <class T,
typename std::enable_if<std::is_arithmetic<T>::value,
T>::type* = nullptr>
T>::type* = nullptr> const
T get()
{
T ret;
@ -121,10 +121,10 @@ struct MDBOutVal
template <class T,
typename std::enable_if<std::is_class<T>::value,T>::type* = nullptr>
T get();
T get() const;
template<class T>
T get_struct()
T get_struct() const
{
T ret;
if(d_mdbval.mv_size != sizeof(T))
@ -137,12 +137,12 @@ struct MDBOutVal
MDB_val d_mdbval;
};
template<> inline std::string MDBOutVal::get<std::string>()
template<> inline std::string MDBOutVal::get<std::string>() const
{
return std::string((char*)d_mdbval.mv_data, d_mdbval.mv_size);
}
template<> inline string_view MDBOutVal::get<string_view>()
template<> inline string_view MDBOutVal::get<string_view>() const
{
return string_view((char*)d_mdbval.mv_data, d_mdbval.mv_size);
}

6
lmdb-typed.hh
View File

@ -412,6 +412,12 @@ public:
return d_key.get<uint32_t>();
}
const MDBOutVal& getKey()
{
return d_key;
}
// transaction we are part of
Parent* d_parent;
typename Parent::cursor_t d_cursor;