// file : odb/sqlite/view-result.txx // copyright : Copyright (c) 2009-2015 Code Synthesis Tools CC // license : GNU GPL v2; see accompanying LICENSE file #include #include #include namespace odb { namespace sqlite { template view_result_impl:: ~view_result_impl () { if (!this->end_) statement_->free_result (); } template void view_result_impl:: invalidate () { if (!this->end_) { statement_->free_result (); this->end_ = true; } params_.reset (); statement_.reset (); } template view_result_impl:: view_result_impl (const query_base& q, const details::shared_ptr& s, statements_type& sts, const schema_version_migration* svm) : base_type (sts.connection ()), params_ (q.parameters ()), statement_ (s), statements_ (sts), tc_ (svm) { } template void view_result_impl:: load (view_type& view) { // The image can grow between calls to load() as a result of other // statements execution. // typename view_traits::image_type& im (statements_.image ()); if (im.version != statements_.image_version ()) { binding& b (statements_.image_binding ()); tc_.bind (b.bind, im); statements_.image_version (im.version); b.version++; } select_statement::result r (statement_->load ()); if (r == select_statement::truncated) { if (tc_.grow (im, statements_.image_truncated ())) im.version++; if (im.version != statements_.image_version ()) { binding& b (statements_.image_binding ()); tc_.bind (b.bind, im); statements_.image_version (im.version); b.version++; statement_->reload (); } } view_traits::callback (this->db_, view, callback_event::pre_load); tc_.init (view, im, &this->db_); view_traits::callback (this->db_, view, callback_event::post_load); } template void view_result_impl:: next () { this->current (pointer_type ()); if (!statement_->next ()) { statement_->free_result (); this->end_ = true; } } template void view_result_impl:: cache () { } template std::size_t view_result_impl:: size () { throw result_not_cached (); } } }