From 6b20198b5058dfc11233b9c93f344b8391fdde86 Mon Sep 17 00:00:00 2001
From: "Stephen D. Huston" <shuston@apache.org>
Date: Wed, 21 Oct 2009 02:11:04 +0000
Subject: Initial checkin of portable message store plugin and MS SQL-specific
 storage provider. Goes with QPID-2017

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@827870 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/store/ms-sql/VariantHelper.cpp | 59 +++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 cpp/src/qpid/store/ms-sql/VariantHelper.cpp

(limited to 'cpp/src/qpid/store/ms-sql/VariantHelper.cpp')

diff --git a/cpp/src/qpid/store/ms-sql/VariantHelper.cpp b/cpp/src/qpid/store/ms-sql/VariantHelper.cpp
new file mode 100644
index 0000000000..786724f031
--- /dev/null
+++ b/cpp/src/qpid/store/ms-sql/VariantHelper.cpp
@@ -0,0 +1,59 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+
+#include <string>
+#include "VariantHelper.h"
+
+namespace qpid {
+namespace store {
+namespace ms_sql {
+
+template <class Wrapped>
+VariantHelper<Wrapped>::VariantHelper()
+{
+    var.vt = VT_EMPTY;
+}
+
+template <class Wrapped>
+VariantHelper<Wrapped>::operator const _variant_t& () const
+{
+    return var;
+}
+
+// Specialization for using _variant_t to wrap a std::string
+VariantHelper<std::string>::VariantHelper(const std::string &init)
+{
+    var.SetString(init.c_str());
+}
+
+VariantHelper<std::string>&
+VariantHelper<std::string>::operator=(const std::string &rhs)
+{
+    var.SetString(rhs.c_str());
+    return *this;
+}
+
+VariantHelper<std::string>::operator const _variant_t& () const
+{
+    return var;
+}
+
+}}}  // namespace qpid::store::ms_sql
-- 
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