From b18a2a0fd742450a2cc869f134aa03cf831916a1 Mon Sep 17 00:00:00 2001
From: Constantin Michael <constantin@codesynthesis.com>
Date: Thu, 19 May 2011 13:45:32 +0200
Subject: Add statement, insert_statement, and delete_statement

---
 odb/pgsql/statement.hxx | 110 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 odb/pgsql/statement.hxx

(limited to 'odb/pgsql/statement.hxx')

diff --git a/odb/pgsql/statement.hxx b/odb/pgsql/statement.hxx
new file mode 100644
index 0000000..88b1c14
--- /dev/null
+++ b/odb/pgsql/statement.hxx
@@ -0,0 +1,110 @@
+// file      : odb/pgsql/statement.hxx
+// author    : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_PGSQL_STATEMENT_HXX
+#define ODB_PGSQL_STATEMENT_HXX
+
+#include <odb/pre.hxx>
+
+#include <string>
+#include <cstddef>  // std::size_t
+
+#include <libpq-fe.h>
+
+#include <odb/details/shared-ptr.hxx>
+
+#include <odb/pgsql/version.hxx>
+#include <odb/pgsql/binding.hxx>
+
+#include <odb/pgsql/details/export.hxx>
+
+namespace odb
+{
+  namespace pgsql
+  {
+    class connection;
+
+    class LIBODB_PGSQL_EXPORT statement: public details::shared_base
+    {
+    public:
+      virtual
+      ~statement () = 0;
+
+    protected:
+      statement (connection&,
+                 const std::string& name,
+                 const std::string& stmt,
+                 const Oid* types,
+                 std::size_t n);
+
+    protected:
+      connection& conn_;
+      std::string name_;
+
+    private:
+      void
+      release ();
+    };
+
+    class LIBODB_PGSQL_EXPORT insert_statement: public statement
+    {
+    public:
+      virtual
+      ~insert_statement ();
+
+      insert_statement (connection& conn,
+                        const std::string& name,
+                        const std::string& stmt,
+                        const Oid* types,
+                        std::size_t n,
+                        native_binding& data);
+
+      // Return true if successful and false if the row is a duplicate.
+      // All other errors are reported by throwing exceptions.
+      //
+      bool
+      execute ();
+
+      unsigned long long
+      id ();
+
+    private:
+      insert_statement (const insert_statement&);
+      insert_statement& operator= (const insert_statement&);
+
+    private:
+      native_binding& data_;
+      Oid oid_;
+    };
+
+    class LIBODB_PGSQL_EXPORT delete_statement: public statement
+    {
+    public:
+      virtual
+      ~delete_statement ();
+
+      delete_statement (connection& conn,
+                        const std::string& name,
+                        const std::string& stmt,
+                        const Oid* types,
+                        std::size_t n,
+                        native_binding& cond);
+
+      unsigned long long
+      execute ();
+
+    private:
+      delete_statement (const delete_statement&);
+      delete_statement& operator= (const delete_statement&);
+
+    private:
+      native_binding& cond_;
+    };
+  }
+}
+
+#include <odb/post.hxx>
+
+#endif // ODB_PGSQL_STATEMENT_HXX
-- 
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