From 7871bd9b681f449cc3938750ce70fa1ed5400dcd Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 1 Nov 2011 12:41:02 +0200
Subject: Implement support for optimistic concurrency

New pragmas: optimistic, version. New test: optimistic. New database
function: reload().
---
 odb/tracer/source.cxx | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'odb/tracer/source.cxx')

diff --git a/odb/tracer/source.cxx b/odb/tracer/source.cxx
index 8412714..5eaa5ad 100644
--- a/odb/tracer/source.cxx
+++ b/odb/tracer/source.cxx
@@ -67,7 +67,7 @@ namespace tracer
            << "throw object_not_persistent ();"
            << "}";
 
-        // erase ()
+        // erase (id_type)
         //
         os << "void " << traits << "::" << endl
            << "erase (database&, const id_type& id)"
@@ -79,6 +79,18 @@ namespace tracer
            << "throw object_not_persistent ();"
            << "}";
 
+        // erase (object_type)
+        //
+        os << "void " << traits << "::" << endl
+           << "erase (database&, const object_type& obj)"
+           << "{"
+           << "std::cout << \"delete \" << type_name () << \" id \" << " <<
+          "obj." << id.name () << " << std::endl;"
+           << endl
+           << "if (obj." << id.name () << " == id_type ())" << endl
+           << "throw object_not_persistent ();"
+           << "}";
+
         // find ()
         //
         os << traits << "::pointer_type" << endl
-- 
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