/home/aconway/svn/qpid/cpp/src/qpid/broker/HeadersExchange.h

00001 /*
00002  *
00003  * Licensed to the Apache Software Foundation (ASF) under one
00004  * or more contributor license agreements.  See the NOTICE file
00005  * distributed with this work for additional information
00006  * regarding copyright ownership.  The ASF licenses this file
00007  * to you under the Apache License, Version 2.0 (the
00008  * "License"); you may not use this file except in compliance
00009  * with the License.  You may obtain a copy of the License at
00010  * 
00011  *   http://www.apache.org/licenses/LICENSE-2.0
00012  * 
00013  * Unless required by applicable law or agreed to in writing,
00014  * software distributed under the License is distributed on an
00015  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
00016  * KIND, either express or implied.  See the License for the
00017  * specific language governing permissions and limitations
00018  * under the License.
00019  *
00020  */
00021 #ifndef _HeadersExchange_
00022 #define _HeadersExchange_
00023 
00024 #include <vector>
00025 #include "BrokerExchange.h"
00026 #include "qpid/framing/FieldTable.h"
00027 #include "BrokerMessage.h"
00028 #include "qpid/sys/Monitor.h"
00029 #include "BrokerQueue.h"
00030 
00031 namespace qpid {
00032 namespace broker {
00033 
00034 
00035 class HeadersExchange : public virtual Exchange {    
00036     typedef std::pair<qpid::framing::FieldTable, Queue::shared_ptr> Binding;
00037     typedef std::vector<Binding> Bindings;
00038 
00039     Bindings bindings;
00040     qpid::sys::Mutex lock;
00041 
00042   public:
00043     static const std::string typeName;
00044 
00045     HeadersExchange(const string& name);
00046     
00047     virtual std::string getType(){ return typeName; }            
00048         
00049     virtual void bind(Queue::shared_ptr queue, const string& routingKey, const qpid::framing::FieldTable* args);
00050 
00051     virtual void unbind(Queue::shared_ptr queue, const string& routingKey, const qpid::framing::FieldTable* args);
00052 
00053     virtual void route(Deliverable& msg, const string& routingKey, const qpid::framing::FieldTable* args);
00054 
00055     virtual ~HeadersExchange();
00056 
00057     static bool match(const qpid::framing::FieldTable& bindArgs, const qpid::framing::FieldTable& msgArgs);
00058 };
00059 
00060 
00061 
00062 }
00063 }
00064 
00065 #endif

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