1 files changed, 127 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/broker/ExchangeRegistry.h b/qpid/cpp/src/qpid/broker/ExchangeRegistry.h
new file mode 100644
index 0000000000..fc741dce27
--- /dev/null
+++ b/qpid/cpp/src/qpid/broker/ExchangeRegistry.h
@@ -0,0 +1,127 @@
+#ifndef _broker_ExchangeRegistry_h
+#define _broker_ExchangeRegistry_h
+
+/*
+ *
+ * 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 "qpid/broker/BrokerImportExport.h"
+#include "qpid/broker/Exchange.h"
+#include "qpid/broker/MessageStore.h"
+#include "qpid/framing/FieldTable.h"
+#include "qpid/sys/Monitor.h"
+#include "qpid/management/Manageable.h"
+
+#include <boost/function.hpp>
+#include <boost/bind.hpp>
+
+#include <algorithm>
+#include <map>
+
+namespace qpid {
+namespace broker {
+namespace {
+const std::string UNKNOWN_EXCHANGE_TYPE("Unknown exchange type: ");
+}
+
+struct UnknownExchangeTypeException : std::exception
+{
+    const std::string message;
+    UnknownExchangeTypeException(const std::string& type) throw() : message(UNKNOWN_EXCHANGE_TYPE + type) {}
+    ~UnknownExchangeTypeException() throw() {}
+    const char* what() const throw()
+    {
+        return message.c_str();
+    }
+};
+
+class ExchangeRegistry{
+  public:
+    typedef boost::function6<Exchange::shared_ptr, const std::string&, 
+                             bool, bool, const qpid::framing::FieldTable&, qpid::management::Manageable*, qpid::broker::Broker*> FactoryFunction;
+
+    ExchangeRegistry (Broker* b = 0) : parent(0), broker(b) {}
+    QPID_BROKER_EXTERN std::pair<Exchange::shared_ptr, bool> declare(
+        const std::string& name, const std::string& type);
+
+    QPID_BROKER_EXTERN std::pair<Exchange::shared_ptr, bool> declare(
+        const std::string& name,
+        const std::string& type,
+        bool durable,
+        bool autodelete,
+        const qpid::framing::FieldTable& args = framing::FieldTable(),
+        Exchange::shared_ptr alternate = Exchange::shared_ptr(),
+        const std::string& connectionId = std::string(),
+        const std::string& userId = std::string());
+
+    QPID_BROKER_EXTERN void destroy(
+        const std::string& name,
+        const std::string& connectionId = std::string(),
+        const std::string& userId = std::string());
+
+    QPID_BROKER_EXTERN Exchange::shared_ptr getDefault();
+
+    /**
+     * Find the named exchange. Return 0 if not found.
+     */
+    QPID_BROKER_EXTERN boost::shared_ptr<Exchange> find(const std::string& name);
+
+    /**
+     * Get the named exchange. Throw exception if not found.
+     */
+    QPID_BROKER_EXTERN boost::shared_ptr<Exchange> get(const std::string& name);
+
+
+    /**
+     * Register the manageable parent for declared exchanges
+     */
+    void setParent (management::Manageable* _parent) { parent = _parent; }
+
+    /** Register an exchange instance.
+     *@return true if registered, false if exchange with same name is already  registered.
+     */
+    QPID_BROKER_EXTERN bool registerExchange(const Exchange::shared_ptr&);
+
+    QPID_BROKER_EXTERN void registerType(const std::string& type, FactoryFunction);
+
+    QPID_BROKER_EXTERN void checkType(const std::string& type);
+
+    /** Call f for each exchange in the registry. */
+    template <class F> void eachExchange(F f) const {
+        qpid::sys::RWlock::ScopedRlock l(lock);
+        for (ExchangeMap::const_iterator i = exchanges.begin(); i != exchanges.end(); ++i)
+            f(i->second);
+    }
+
+  private:
+    typedef std::map<std::string, Exchange::shared_ptr> ExchangeMap;
+    typedef std::map<std::string, FactoryFunction > FunctionMap;
+
+    ExchangeMap exchanges;
+    FunctionMap factory;
+    mutable qpid::sys::RWlock lock;
+    management::Manageable* parent;
+    Broker* broker;
+};
+
+}} // namespace qpid::broker
+
+
+#endif  /*!_broker_ExchangeRegistry_h*/