1 files changed, 46 insertions, 0 deletions
diff --git a/odb/tracer/transaction.hxx b/odb/tracer/transaction.hxx
new file mode 100644
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+++ b/odb/tracer/transaction.hxx
@@ -0,0 +1,46 @@
+// file      : odb/tracer/transaction.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_TRACER_TRANSACTION_HXX
+#define ODB_TRACER_TRANSACTION_HXX
+
+#include <odb/transaction.hxx>
+
+namespace odb
+{
+  namespace tracer
+  {
+    class database;
+    class transaction_impl;
+
+    class transaction: public odb::transaction
+    {
+    public:
+      typedef odb::database database_type;
+
+      explicit
+      transaction (transaction_impl*);
+
+      // Return the database this transaction is on.
+      //
+      database_type&
+      database ();
+
+      // Return current transaction or throw if there is no transaction
+      // in effect.
+      //
+      static transaction&
+      current ();
+
+    public:
+      transaction_impl&
+      implementation ();
+    };
+  }
+}
+
+#include <odb/tracer/transaction.ixx>
+
+#endif // ODB_TRACER_TRANSACTION_HXX