From 40267e1f40de8ea216688886ab1df1c7ec50e2b2 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 23 Apr 2012 16:48:02 +0200
Subject: Polymorphic inheritance support

---
 odb/pgsql/no-id-object-statements.hxx | 143 ++++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 odb/pgsql/no-id-object-statements.hxx

(limited to 'odb/pgsql/no-id-object-statements.hxx')

diff --git a/odb/pgsql/no-id-object-statements.hxx b/odb/pgsql/no-id-object-statements.hxx
new file mode 100644
index 0000000..98e6a48
--- /dev/null
+++ b/odb/pgsql/no-id-object-statements.hxx
@@ -0,0 +1,143 @@
+// file      : odb/pgsql/no-id-object-statements.hxx
+// copyright : Copyright (c) 2005-2012 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_PGSQL_NO_ID_OBJECT_STATEMENTS_HXX
+#define ODB_PGSQL_NO_ID_OBJECT_STATEMENTS_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstddef> // std::size_t
+
+#include <odb/forward.hxx>
+#include <odb/traits.hxx>
+
+#include <odb/details/shared-ptr.hxx>
+
+#include <odb/pgsql/version.hxx>
+#include <odb/pgsql/forward.hxx>
+#include <odb/pgsql/pgsql-types.hxx>
+#include <odb/pgsql/binding.hxx>
+#include <odb/pgsql/statement.hxx>
+#include <odb/pgsql/statements-base.hxx>
+
+namespace odb
+{
+  namespace pgsql
+  {
+    //
+    // Implementation for objects without object id.
+    //
+
+    template <typename T>
+    class no_id_object_statements: public statements_base
+    {
+    public:
+      typedef T object_type;
+      typedef odb::object_traits<object_type> object_traits;
+      typedef typename object_traits::pointer_type pointer_type;
+      typedef typename object_traits::image_type image_type;
+
+      typedef pgsql::insert_statement insert_statement_type;
+
+    public:
+      no_id_object_statements (connection_type&);
+
+      virtual
+      ~no_id_object_statements ();
+
+      // Object image.
+      //
+      image_type&
+      image () {return image_;}
+
+      // Insert binding.
+      //
+      std::size_t
+      insert_image_version () const { return insert_image_version_;}
+
+      void
+      insert_image_version (std::size_t v) {insert_image_version_ = v;}
+
+      binding&
+      insert_image_binding () {return insert_image_binding_;}
+
+      // Select binding (needed for query support).
+      //
+      std::size_t
+      select_image_version () const { return select_image_version_;}
+
+      void
+      select_image_version (std::size_t v) {select_image_version_ = v;}
+
+      binding&
+      select_image_binding () {return select_image_binding_;}
+
+      bool*
+      select_image_truncated () {return select_image_truncated_;}
+
+      // Statements.
+      //
+      insert_statement_type&
+      persist_statement ()
+      {
+        if (persist_ == 0)
+          persist_.reset (
+            new (details::shared) insert_statement_type (
+              conn_,
+              object_traits::persist_statement_name,
+              object_traits::persist_statement,
+              object_traits::persist_statement_types,
+              insert_column_count,
+              insert_image_binding_,
+              insert_image_native_binding_,
+              false,
+              false));
+
+        return *persist_;
+      }
+
+    public:
+      // select = total
+      // insert = total - inverse; inverse == 0 for object without id
+      //
+      static const std::size_t insert_column_count =
+        object_traits::column_count;
+
+      static const std::size_t select_column_count =
+        object_traits::column_count;
+
+    private:
+      no_id_object_statements (const no_id_object_statements&);
+      no_id_object_statements& operator= (const no_id_object_statements&);
+
+    private:
+      image_type image_;
+
+      // Select binding.
+      //
+      std::size_t select_image_version_;
+      binding select_image_binding_;
+      bind select_image_bind_[select_column_count];
+      bool select_image_truncated_[select_column_count];
+
+      // Insert binding.
+      //
+      std::size_t insert_image_version_;
+      binding insert_image_binding_;
+      bind insert_image_bind_[insert_column_count];
+      native_binding insert_image_native_binding_;
+      char* insert_image_values_[insert_column_count];
+      int insert_image_lengths_[insert_column_count];
+      int insert_image_formats_[insert_column_count];
+
+      details::shared_ptr<insert_statement_type> persist_;
+    };
+  }
+}
+
+#include <odb/pgsql/no-id-object-statements.txx>
+
+#include <odb/post.hxx>
+
+#endif // ODB_PGSQL_NO_ID_OBJECT_STATEMENTS_HXX
-- 
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