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// file : odb/mysql/result.txx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
namespace odb
{
namespace mysql
{
template <typename T>
result_impl<T>::
~result_impl ()
{
}
template <typename T>
result_impl<T>::
result_impl (shared_ptr<query_statement> statement,
object_statements<T>& statements)
: statement_ (statement), statements_ (statements)
{
next ();
}
template <typename T>
typename result_impl<T>::pointer_type result_impl<T>::
current (bool release)
{
if (!pointer_ops::null_ptr (cur_))
return cur_;
if (state_ == query_statement::success)
{
cur_ = traits::create ();
traits::init (pointer_ops::get_ref (cur_), statements_.image ());
}
return cur_;
}
template <typename T>
void result_impl<T>::
current (T& x)
{
if (state_ == query_statement::success)
traits::init (x, statements_.image ());
}
template <typename T>
void result_impl<T>::
next ()
{
cur_ = pointer_type ();
state_ = statement_->fetch ();
if (state_ == query_statement::truncated)
{
typename traits::image_type& i (statements_.image ());
if (traits::grow (i, statements_.image_error ()))
{
traits::bind (statements_.image_binding (), i);
statement_->refetch ();
}
state_ == query_statement::success;
}
}
}
}
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