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// file : odb/container-traits.hxx
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_CONTAINER_TRAITS_HXX
#define ODB_CONTAINER_TRAITS_HXX
#include <odb/pre.hxx>
#include <odb/forward.hxx>
#include <odb/details/config.hxx> // ODB_CXX11
namespace odb
{
// Keep this enum synchronized with the one in odb/odb/context.hxx.
//
enum container_kind
{
ck_ordered,
ck_set,
ck_multiset,
ck_map,
ck_multimap
};
//
// Container API provided by the generated code.
//
// Ordered containers.
//
template <typename I, typename V>
struct ordered_functions
{
typedef I index_type;
typedef V value_type;
// Return true if the order is preserved in the database. If the
// order is not preserved, then the index argument in the functions
// below is not used.
//
bool
ordered () const
{
return ordered_;
}
void
insert (I index, const V& value) const
{
insert_ (index, value, data_);
}
bool
select (I& next_index, V& next_value) const
{
return select_ (next_index, next_value, data_);
}
void
delete_ () const
{
delete__ (data_);
}
// Implementation details.
//
public:
ordered_functions (void* data): data_ (data) {}
public:
void* data_;
bool ordered_;
void (*insert_) (I, const V&, void*);
bool (*select_) (I&, V&, void*);
void (*delete__) (void*);
};
template <typename I, typename V>
struct smart_ordered_functions
{
typedef I index_type;
typedef V value_type;
void
insert (I index, const V& value) const
{
insert_ (index, value, data_);
}
bool
select (I& next_index, V& next_value) const
{
return select_ (next_index, next_value, data_);
}
void
update (I index, const V& value) const
{
update_ (index, value, data_);
}
// Delete all the elements starting with the specified index. To
// delete everything, pass 0.
//
void
delete_ (I start_index) const
{
delete__ (start_index, data_);
}
// Implementation details.
//
public:
smart_ordered_functions (void* data) : data_ (data) {}
public:
void* data_;
void (*insert_) (I, const V&, void*);
bool (*select_) (I&, V&, void*);
void (*update_) (I, const V&, void*);
void (*delete__) (I, void*);
};
// Set/multiset containers.
//
template <typename V>
struct set_functions
{
typedef V value_type;
void
insert (const V& value) const
{
insert_ (value, data_);
}
bool
select (V& next_value) const
{
return select_ (next_value, data_);
}
void
delete_ () const
{
delete__ (data_);
}
// Implementation details.
//
public:
set_functions (void* data): data_ (data) {}
public:
void* data_;
void (*insert_) (const V&, void*);
bool (*select_) (V&, void*);
void (*delete__) (void*);
};
// Map/multimap containers.
//
template <typename K, typename V>
struct map_functions
{
typedef K key_type;
typedef V value_type;
void
insert (const K& key, const V& value) const
{
insert_ (key, value, data_);
}
bool
select (K& next_key, V& next_value) const
{
return select_ (next_key, next_value, data_);
}
void
delete_ () const
{
delete__ (data_);
}
// Implementation details.
//
public:
map_functions (void* data): data_ (data) {}
public:
void* data_;
void (*insert_) (const K&, const V&, void*);
bool (*select_) (K&, V&, void*);
void (*delete__) (void*);
};
}
#include <odb/post.hxx>
#include <odb/std-map-traits.hxx>
#include <odb/std-set-traits.hxx>
#include <odb/std-list-traits.hxx>
#include <odb/std-vector-traits.hxx>
#include <odb/std-deque-traits.hxx>
#ifdef ODB_CXX11
# include <odb/std-array-traits.hxx>
# include <odb/std-forward-list-traits.hxx>
# include <odb/std-unordered-map-traits.hxx>
# include <odb/std-unordered-set-traits.hxx>
#endif
#endif // ODB_CONTAINER_TRAITS_HXX
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