/usr/include/odb/mysql/simple-object-statements.txx is in libodb-mysql-dev 2.4.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// copyright : Copyright (c) 2005-2015 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#include <cstring> // std::memset
#include <odb/callback.hxx>
#include <odb/exceptions.hxx>
#include <odb/mysql/connection.hxx>
#include <odb/mysql/traits-calls.hxx>
namespace odb
{
namespace mysql
{
//
// optimistic_data
//
template <typename T>
optimistic_data<T, true>::
optimistic_data (MYSQL_BIND* b)
: id_image_binding_ (
b,
object_traits::id_column_count +
object_traits::managed_optimistic_column_count)
{
}
//
// object_statements
//
template <typename T>
object_statements<T>::
~object_statements ()
{
}
template <typename T>
object_statements<T>::
object_statements (connection_type& conn)
: object_statements_base (conn),
select_image_binding_ (select_image_bind_, select_column_count),
insert_image_binding_ (insert_image_bind_, insert_column_count),
update_image_binding_ (update_image_bind_,
update_column_count + id_column_count +
managed_optimistic_column_count),
id_image_binding_ (update_image_bind_ + update_column_count,
id_column_count),
od_ (update_image_bind_ + update_column_count)
{
image_.version = 0;
select_image_version_ = 0;
insert_image_version_ = 0;
update_image_version_ = 0;
update_id_image_version_ = 0;
id_image_.version = 0;
id_image_version_ = 0;
std::memset (insert_image_bind_, 0, sizeof (insert_image_bind_));
std::memset (update_image_bind_, 0, sizeof (update_image_bind_));
std::memset (select_image_bind_, 0, sizeof (select_image_bind_));
std::memset (
select_image_truncated_, 0, sizeof (select_image_truncated_));
for (std::size_t i (0); i < select_column_count; ++i)
select_image_bind_[i].error = select_image_truncated_ + i;
}
template <typename T>
template <typename STS>
void object_statements<T>::
load_delayed_ (const schema_version_migration* svm)
{
database& db (connection ().database ());
delayed_loads dls;
swap_guard sg (*this, dls);
while (!dls.empty ())
{
delayed_load l (dls.back ());
typename pointer_cache_traits::insert_guard ig (l.pos);
dls.pop_back ();
if (l.loader == 0)
{
object_traits_calls<T> tc (svm);
if (!tc.find_ (static_cast<STS&> (*this), &l.id))
throw object_not_persistent ();
object_traits::callback (db, *l.obj, callback_event::pre_load);
// Our calls to init/load below can result in additional delayed
// loads being added to the delayed_ vector. We need to process
// those before we call the post callback.
//
tc.init (*l.obj, image (), &db);
// Load containers, etc.
//
tc.load_ (static_cast<STS&> (*this), *l.obj, false);
if (!delayed_.empty ())
load_delayed_<STS> (svm);
// Temporarily unlock the statement for the post_load call so that
// it can load objects of this type recursively. This is safe to do
// because we have completely loaded the current object. Also the
// delayed_ list is clear before the unlock and should be clear on
// re-lock (since a callback can only call public API functions
// which will make sure all the delayed loads are processed before
// returning).
//
{
auto_unlock u (*this);
object_traits::callback (db, *l.obj, callback_event::post_load);
}
}
else
l.loader (db, l.id, *l.obj, svm);
pointer_cache_traits::load (ig.position ());
ig.release ();
}
}
template <typename T>
void object_statements<T>::
clear_delayed_ ()
{
// Remove the objects from the session cache.
//
for (typename delayed_loads::iterator i (delayed_.begin ()),
e (delayed_.end ()); i != e; ++i)
{
pointer_cache_traits::erase (i->pos);
}
delayed_.clear ();
}
}
}
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