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Diffstat (limited to 'cpp/src/framing/AMQFrame.h')
-rw-r--r-- | cpp/src/framing/AMQFrame.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/cpp/src/framing/AMQFrame.h b/cpp/src/framing/AMQFrame.h new file mode 100644 index 0000000000..d4c2e0640d --- /dev/null +++ b/cpp/src/framing/AMQFrame.h @@ -0,0 +1,78 @@ +#ifndef _AMQFrame_ +#define _AMQFrame_ + +/* + * + * 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 <boost/cast.hpp> + +#include "amqp_types.h" +#include "AMQBody.h" +#include "AMQDataBlock.h" +#include "AMQMethodBody.h" +#include "AMQHeaderBody.h" +#include "AMQContentBody.h" +#include "AMQHeartbeatBody.h" +#include "AMQP_MethodVersionMap.h" +#include "AMQP_HighestVersion.h" +#include "Buffer.h" + +namespace qpid { +namespace framing { + + +class AMQFrame : public AMQDataBlock +{ + public: + AMQFrame(ProtocolVersion _version = highestProtocolVersion); + AMQFrame(ProtocolVersion _version, uint16_t channel, AMQBody* body); + AMQFrame(ProtocolVersion _version, uint16_t channel, const AMQBody::shared_ptr& body); + virtual ~AMQFrame(); + virtual void encode(Buffer& buffer); + virtual bool decode(Buffer& buffer); + virtual uint32_t size() const; + uint16_t getChannel(); + AMQBody::shared_ptr getBody(); + + /** Convenience template to cast the body to an expected type */ + template <class T> boost::shared_ptr<T> castBody() { + assert(dynamic_cast<T*>(getBody().get())); + boost::static_pointer_cast<T>(getBody()); + } + + uint32_t decodeHead(Buffer& buffer); + void decodeBody(Buffer& buffer, uint32_t size); + + private: + static AMQP_MethodVersionMap versionMap; + ProtocolVersion version; + + uint16_t channel; + uint8_t type; + AMQBody::shared_ptr body; + + + friend std::ostream& operator<<(std::ostream& out, const AMQFrame& body); +}; + +}} // namespace qpid::framing + + +#endif |