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https://github.com/Telecominfraproject/wlan-cloud-lib-cppkafka.git
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79 lines
2.5 KiB
C++
79 lines
2.5 KiB
C++
/*
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* Copyright (c) 2016, Matias Fontanini
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef CPPKAFKA_MESSAGE_H
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#define CPPKAFKA_MESSAGE_H
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#include <memory>
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#include <cstdint>
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#include <librdkafka/rdkafka.h>
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#include "buffer.h"
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#include "topic.h"
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namespace cppkafka {
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class Message {
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public:
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static Message make_non_owning(rd_kafka_message_t* handle);
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Message();
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Message(rd_kafka_message_t* handle);
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Message(const Message&) = delete;
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Message(Message&& rhs) = default;
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Message& operator=(const Message&) = delete;
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Message& operator=(Message&& rhs) = default;
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bool has_error() const;
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rd_kafka_resp_err_t get_error() const;
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std::string get_topic() const;
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int get_partition() const;
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const Buffer& get_payload() const;
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const Buffer& get_key() const;
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int64_t get_offset() const;
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void* private_data();
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explicit operator bool() const;
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rd_kafka_message_t* get_handle() const;
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private:
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using HandlePtr = std::unique_ptr<rd_kafka_message_t, decltype(&rd_kafka_message_destroy)>;
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struct NonOwningTag { };
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Message(rd_kafka_message_t* handle, NonOwningTag);
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Message(HandlePtr handle);
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HandlePtr handle_;
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Buffer payload_;
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Buffer key_;
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};
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} // cppkafka
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#endif // CPPKAFKA_MESSAGE_H
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