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authorConstantin Michael <constantin@codesynthesis.com>2011-10-25 07:20:24 +0200
committerConstantin Michael <constantin@codesynthesis.com>2011-10-26 15:43:00 +0200
commit4a23d7554de82ba24d10bfc6d165157d113fa447 (patch)
treea96e57cc92745466fee5a9678d8e6c9e33652580 /odb/oracle/view-result.txx
parent9ce6c9851b48e575f712b6c30520211315811253 (diff)
Add query and result implementations
Diffstat (limited to 'odb/oracle/view-result.txx')
-rw-r--r--odb/oracle/view-result.txx77
1 files changed, 77 insertions, 0 deletions
diff --git a/odb/oracle/view-result.txx b/odb/oracle/view-result.txx
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+// file : odb/oracle/view-result.txx
+// author : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// 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>
+ result_impl<T, class_view>::
+ ~result_impl ()
+ {
+ }
+
+ template <typename T>
+ result_impl<T, class_view>::
+ result_impl (const query&,
+ details::shared_ptr<select_statement> statement,
+ view_statements<view_type>& statements)
+ : base_type (statements.connection ().database ()),
+ statement_ (statement),
+ statements_ (statements)
+ {
+ }
+
+ template <typename T>
+ void result_impl<T, class_view>::
+ load (view_type& view)
+ {
+ odb::database& db (this->database ());
+
+ view_traits::callback (db, view, callback_event::pre_load);
+ view_traits::init (view, statements_.image (), db);
+ statement_->stream_result ();
+ view_traits::callback (db, view, callback_event::post_load);
+ }
+
+ template <typename T>
+ void result_impl<T, class_view>::
+ next ()
+ {
+ this->current (pointer_type ());
+
+ typename view_traits::image_type& im (statements_.image ());
+
+ if (im.version != statements_.image_version ())
+ {
+ binding& b (statements_.image_binding ());
+ view_traits::bind (b.bind, im);
+ statements_.image_version (im.version);
+ b.version++;
+ }
+
+ this->end_ = this->end_ ||
+ (statement_->fetch () == select_statement::success ? false : true);
+ }
+
+ template <typename T>
+ void result_impl<T, class_view>::
+ cache ()
+ {
+ }
+
+ template <typename T>
+ std::size_t result_impl<T, class_view>::
+ size ()
+ {
+ throw result_not_cached ();
+ }
+ }
+}