summaryrefslogtreecommitdiff
path: root/odb/oracle/view-result.txx
diff options
context:
space:
mode:
Diffstat (limited to 'odb/oracle/view-result.txx')
-rw-r--r--odb/oracle/view-result.txx148
1 files changed, 0 insertions, 148 deletions
diff --git a/odb/oracle/view-result.txx b/odb/oracle/view-result.txx
deleted file mode 100644
index 8ae25aa..0000000
--- a/odb/oracle/view-result.txx
+++ /dev/null
@@ -1,148 +0,0 @@
-// file : odb/oracle/view-result.txx
-// license : ODB NCUEL; see accompanying LICENSE file
-
-#include <odb/callback.hxx>
-#include <odb/exceptions.hxx>
-
-#include <odb/oracle/view-statements.hxx>
-
-namespace odb
-{
- namespace oracle
- {
- template <typename T>
- view_result_impl<T>::
- ~view_result_impl ()
- {
- invalidate ();
- }
-
- template <typename T>
- void view_result_impl<T>::
- invalidate ()
- {
- change_callback_type& cc (statements_.image ().change_callback_);
-
- if (cc.context == this)
- {
- cc.callback = 0;
- cc.context = 0;
- }
-
- delete image_copy_;
- image_copy_ = 0;
-
- if (!this->end_)
- {
- statement_->free_result ();
- this->end_ = true;
- }
-
- statement_.reset ();
- }
-
- template <typename T>
- view_result_impl<T>::
- view_result_impl (const query_base&,
- details::shared_ptr<select_statement> statement,
- statements_type& statements,
- const schema_version_migration* svm)
- : base_type (statements.connection ()),
- statement_ (statement),
- statements_ (statements),
- tc_ (svm),
- use_copy_ (false),
- image_copy_ (0)
- {
- }
-
- template <typename T>
- void view_result_impl<T>::
- load (view_type& view)
- {
- view_traits::callback (this->db_, view, callback_event::pre_load);
-
- tc_.init (view,
- use_copy_ ? *image_copy_ : statements_.image (),
- &this->db_);
-
- // If we are using a copy, make sure the callback information for
- // LOB data also comes from the copy.
- //
- statement_->stream_result (
- use_copy_ ? &statements_.image () : 0,
- use_copy_ ? image_copy_ : 0);
-
- view_traits::callback (this->db_, view, callback_event::post_load);
- }
-
- template <typename T>
- void view_result_impl<T>::
- next ()
- {
- this->current (pointer_type ());
-
- typename view_traits::image_type& im (statements_.image ());
- change_callback_type& cc (im.change_callback_);
-
- if (cc.context == this)
- {
- cc.callback = 0;
- cc.context = 0;
- }
-
- use_copy_ = false;
-
- if (im.version != statements_.image_version ())
- {
- binding& b (statements_.image_binding ());
- tc_.bind (b.bind, im);
- statements_.image_version (im.version);
- b.version++;
- }
-
- if (statement_->fetch () == select_statement::no_data)
- {
- statement_->free_result ();
- this->end_ = true;
- }
- else
- {
- cc.callback = &change_callback;
- cc.context = this;
- }
- }
-
- template <typename T>
- void view_result_impl<T>::
- cache ()
- {
- }
-
- template <typename T>
- std::size_t view_result_impl<T>::
- size ()
- {
- throw result_not_cached ();
- }
-
- template <typename T>
- void view_result_impl<T>::
- change_callback (void* c)
- {
- view_result_impl<T>* r (static_cast<view_result_impl<T>*> (c));
-
- typename view_traits::image_type& im (r->statements_.image ());
-
- if (r->image_copy_ == 0)
- r->image_copy_ = new typename view_traits::image_type (im);
- else
- *r->image_copy_ = im;
-
- im.change_callback_.callback = 0;
- im.change_callback_.context = 0;
-
- r->use_copy_ = true;
- }
- }
-}