Created selector branch

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/branches/jmsselectors@483032 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 73 insertions, 0 deletions

diff --git a/cpp/lib/broker/ExchangeRegistry.cpp b/cpp/lib/broker/ExchangeRegistry.cpp
new file mode 100644
index 0000000000..7bf96c4544
--- /dev/null
+++ b/cpp/lib/broker/ExchangeRegistry.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 <ExchangeRegistry.h>
+#include <DirectExchange.h>
+#include <FanOutExchange.h>
+#include <HeadersExchange.h>
+#include <TopicExchange.h>
+
+using namespace qpid::broker;
+using namespace qpid::sys;
+using std::pair;
+
+pair<Exchange::shared_ptr, bool> ExchangeRegistry::declare(const string& name, const string& type) throw(UnknownExchangeTypeException){
+    Mutex::ScopedLock locker(lock);
+    ExchangeMap::iterator i =  exchanges.find(name);
+    if (i == exchanges.end()) {
+	Exchange::shared_ptr exchange;
+
+        if(type == TopicExchange::typeName){
+            exchange = Exchange::shared_ptr(new TopicExchange(name));
+        }else if(type == DirectExchange::typeName){
+            exchange = Exchange::shared_ptr(new DirectExchange(name));
+        }else if(type == FanOutExchange::typeName){
+            exchange = Exchange::shared_ptr(new FanOutExchange(name));
+        }else if (type == HeadersExchange::typeName) {
+            exchange = Exchange::shared_ptr(new HeadersExchange(name));
+        }else{
+            throw UnknownExchangeTypeException();    
+        }
+	exchanges[name] = exchange;
+	return std::pair<Exchange::shared_ptr, bool>(exchange, true);
+    } else {
+	return std::pair<Exchange::shared_ptr, bool>(i->second, false);
+    }
+}
+
+void ExchangeRegistry::destroy(const string& name){
+    Mutex::ScopedLock locker(lock);
+    exchanges.erase(name);
+}
+
+Exchange::shared_ptr ExchangeRegistry::get(const string& name){
+    Mutex::ScopedLock locker(lock);
+    return exchanges[name];
+}
+
+namespace 
+{
+const std::string empty;
+}
+
+Exchange::shared_ptr ExchangeRegistry::getDefault()
+{
+    return get(empty);
+}