From 2a0f39b29c1bea6a4497c0f1826052ffa453af9e Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 21 Apr 2016 16:05:13 +0200
Subject: Move module implementation from brep/ to mod/

---
 mod/database-module.cxx | 50 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 mod/database-module.cxx

(limited to 'mod/database-module.cxx')

diff --git a/mod/database-module.cxx b/mod/database-module.cxx
new file mode 100644
index 0000000..a794672
--- /dev/null
+++ b/mod/database-module.cxx
@@ -0,0 +1,50 @@
+// file      : mod/database-module.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <mod/database-module>
+
+#include <odb/exceptions.hxx>
+
+#include <mod/options>
+#include <mod/database>
+
+namespace brep
+{
+  // While currently the user-defined copy constructor is not required (we
+  // don't need to deep copy nullptr's), it is a good idea to keep the
+  // placeholder ready for less trivial cases.
+  //
+  database_module::
+  database_module (const database_module& r)
+      : module (r),
+        retry_ (r.retry_),
+        db_ (r.initialized_ ? r.db_ : nullptr)
+  {
+  }
+
+  void database_module::
+  init (const options::db& o)
+  {
+    retry_ = o.db_retry ();
+    db_ = shared_database (o);
+  }
+
+  bool database_module::
+  handle (request& rq, response& rs, log& l)
+  try
+  {
+    return module::handle (rq, rs, l);
+  }
+  catch (const odb::recoverable& e)
+  {
+    if (retry_-- > 0)
+    {
+      MODULE_DIAG;
+      l1 ([&]{trace << e.what () << "; " << retry_ + 1 << " retries left";});
+      throw retry ();
+    }
+
+    throw;
+  }
+}
-- 
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