/usr/include/odb/sqlite/simple-object-result.txx is in libodb-sqlite-dev 2.4.0-1+b1.
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) 2009-2015 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#include <cassert>
#include <odb/callback.hxx>
#include <odb/exceptions.hxx> // result_not_cached
#include <odb/sqlite/simple-object-statements.hxx>
namespace odb
{
namespace sqlite
{
template <typename T>
object_result_impl<T>::
~object_result_impl ()
{
if (!this->end_)
statement_->free_result ();
}
template <typename T>
void object_result_impl<T>::
invalidate ()
{
if (!this->end_)
{
statement_->free_result ();
this->end_ = true;
}
params_.reset ();
statement_.reset ();
}
template <typename T>
object_result_impl<T>::
object_result_impl (const query_base& q,
const details::shared_ptr<select_statement>& s,
statements_type& sts,
const schema_version_migration* svm)
: base_type (sts.connection ()),
params_ (q.parameters ()),
statement_ (s),
statements_ (sts),
tc_ (svm)
{
}
template <typename T>
void object_result_impl<T>::
load (object_type& obj, bool fetch)
{
if (fetch)
load_image ();
// This is a top-level call so the statements cannot be locked.
//
assert (!statements_.locked ());
typename statements_type::auto_lock l (statements_);
object_traits::callback (this->db_, obj, callback_event::pre_load);
typename object_traits::image_type& i (statements_.image ());
tc_.init (obj, i, &this->db_);
// Initialize the id image and binding and load the rest of the object
// (containers, etc).
//
typename object_traits::id_image_type& idi (statements_.id_image ());
object_traits::init (idi, object_traits::id (i));
binding& idb (statements_.id_image_binding ());
if (idi.version != statements_.id_image_version () || idb.version == 0)
{
object_traits::bind (idb.bind, idi);
statements_.id_image_version (idi.version);
idb.version++;
}
tc_.load_ (statements_, obj, false);
statements_.load_delayed (tc_.version ());
l.unlock ();
object_traits::callback (this->db_, obj, callback_event::post_load);
}
template <typename T>
typename object_result_impl<T>::id_type
object_result_impl<T>::
load_id ()
{
load_image ();
return object_traits::id (statements_.image ());
}
template <typename T>
void object_result_impl<T>::
next ()
{
this->current (pointer_type ());
if (!statement_->next ())
{
statement_->free_result ();
this->end_ = true;
}
}
template <typename T>
void object_result_impl<T>::
load_image ()
{
// The image can grow between calls to load() as a result of other
// statements execution.
//
typename object_traits::image_type& im (statements_.image ());
if (im.version != statements_.select_image_version ())
{
binding& b (statements_.select_image_binding ());
tc_.bind (b.bind, im, statement_select);
statements_.select_image_version (im.version);
b.version++;
}
select_statement::result r (statement_->load ());
if (r == select_statement::truncated)
{
if (tc_.grow (im, statements_.select_image_truncated ()))
im.version++;
if (im.version != statements_.select_image_version ())
{
binding& b (statements_.select_image_binding ());
tc_.bind (b.bind, im, statement_select);
statements_.select_image_version (im.version);
b.version++;
statement_->reload ();
}
}
}
template <typename T>
void object_result_impl<T>::
cache ()
{
}
template <typename T>
std::size_t object_result_impl<T>::
size ()
{
throw result_not_cached ();
}
}
}
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