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// file : odb/std-set-traits.hxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_STD_SET_TRAITS_HXX
#define ODB_STD_SET_TRAITS_HXX
#include <odb/pre.hxx>
#include <set>
#include <odb/container-traits.hxx>
namespace odb
{
template <typename V>
class access::container_traits<std::set<V> >
{
public:
static container_kind const kind = ck_set;
typedef V value_type;
typedef std::set<V> container_type;
typedef set_functions<value_type> functions;
public:
static void
persist (const container_type& c, const functions& f)
{
for (typename container_type::const_iterator i (c.begin ()),
e (c.end ()); i != e; ++i)
f.insert_one (*i);
}
static void
load (container_type& c, bool more, const functions& f)
{
c.clear ();
while (more)
{
value_type v;
more = f.load_all (v);
c.insert (v);
}
}
static void
update (const container_type& c, const functions& f)
{
f.delete_all ();
for (typename container_type::const_iterator i (c.begin ()),
e (c.end ()); i != e; ++i)
f.insert_one (*i);
}
static void
erase (const functions& f)
{
f.delete_all ();
}
};
// C++-03 does not guarantee insertion order of equal values but C++-0x
// changes that. The current implementation in the generated code does
// not guarantee this either.
//
template <typename V>
class access::container_traits<std::multiset<V> >
{
public:
static container_kind const kind = ck_multiset;
typedef V value_type;
typedef std::multiset<V> container_type;
typedef set_functions<value_type> functions;
public:
static void
persist (const container_type& c, const functions& f)
{
for (typename container_type::const_iterator i (c.begin ()),
e (c.end ()); i != e; ++i)
f.insert_one (*i);
}
static void
load (container_type& c, bool more, const functions& f)
{
c.clear ();
while (more)
{
value_type v;
more = f.load_all (v);
c.insert (v);
}
}
static void
update (const container_type& c, const functions& f)
{
f.delete_all ();
for (typename container_type::const_iterator i (c.begin ()),
e (c.end ()); i != e; ++i)
f.insert_one (*i);
}
static void
erase (const functions& f)
{
f.delete_all ();
}
};
}
#include <odb/post.hxx>
#endif // ODB_STD_SET_TRAITS_HXX
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