Add query support

1 files changed, 63 insertions, 0 deletions

diff --git a/odb/mysql/result.txx b/odb/mysql/result.txx
new file mode 100644
index 0000000..b27b22e
--- /dev/null
+++ b/odb/mysql/result.txx
@@ -0,0 +1,63 @@
+// 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 ()
+    {
+      statement_->free_result ();
+    }
+
+    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>::
+    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;
+      }
+    }
+  }
+}