1 files changed, 73 insertions, 0 deletions
diff --git a/cpp/src/qpid/messaging/ProtocolRegistry.cpp b/cpp/src/qpid/messaging/ProtocolRegistry.cpp
new file mode 100644
index 0000000000..0232da8ae1
--- /dev/null
+++ b/cpp/src/qpid/messaging/ProtocolRegistry.cpp
@@ -0,0 +1,73 @@
+/*
+ *
+ * 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 "ProtocolRegistry.h"
+#include "qpid/Exception.h"
+#include "qpid/client/amqp0_10/ConnectionImpl.h"
+#include "qpid/client/LoadPlugins.h"
+#include <map>
+
+using qpid::types::Variant;
+
+namespace qpid {
+namespace messaging {
+namespace {
+typedef std::map<std::string, ProtocolRegistry::Factory*> Registry;
+
+Registry& theRegistry()
+{
+    static Registry factories;
+    return factories;
+}
+
+bool extract(const std::string& key, Variant& value, const Variant::Map& in, Variant::Map& out)
+{
+    bool matched = false;
+    for (Variant::Map::const_iterator i = in.begin(); i != in.end(); ++i) {
+        if (i->first == key) {
+            value = i->second;
+            matched = true;
+        } else {
+            out.insert(*i);
+        }
+    }
+    return matched;
+}
+}
+
+ConnectionImpl* ProtocolRegistry::create(const std::string& url, const Variant::Map& options)
+{
+    qpid::client::theModuleLoader();//ensure modules are loaded
+    Variant name;
+    Variant::Map stripped;
+    if (extract("protocol", name, options, stripped)) {
+        Registry::const_iterator i = theRegistry().find(name.asString());
+        if (i != theRegistry().end()) return (i->second)(url, stripped);
+        else if (name.asString() == "amqp0-10") return new qpid::client::amqp0_10::ConnectionImpl(url, stripped);
+        else throw qpid::Exception("Unsupported protocol: " + name.asString());
+    }
+    return 0;
+}
+void ProtocolRegistry::add(const std::string& name, Factory* factory)
+{
+    theRegistry()[name] = factory;
+}
+
+}} // namespace qpid::messaging