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https://github.com/Telecominfraproject/wlan-cloud-lib-cppkafka.git
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74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
/*
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* Copyright (c) 2017, 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_TIMESTAMP_H
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#define CPPKAFKA_MESSAGE_TIMESTAMP_H
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#include <chrono>
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#include <boost/optional.hpp>
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#include <librdkafka/rdkafka.h>
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#include "macros.h"
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namespace cppkafka {
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/**
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* Represents a message's timestamp
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*/
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class CPPKAFKA_API MessageTimestamp {
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friend class Message;
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public:
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/**
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* The timestamp type
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*/
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enum TimestampType {
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CREATE_TIME = RD_KAFKA_TIMESTAMP_CREATE_TIME,
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LOG_APPEND_TIME = RD_KAFKA_TIMESTAMP_LOG_APPEND_TIME
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};
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/**
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* Gets the timestamp value. If the timestamp was created with a 'time_point',
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* the duration represents the number of milliseconds since epoch.
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*/
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std::chrono::milliseconds get_timestamp() const;
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/**
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* Gets the timestamp type
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*/
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TimestampType get_type() const;
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private:
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MessageTimestamp(std::chrono::milliseconds timestamp, TimestampType type);
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std::chrono::milliseconds timestamp_;
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TimestampType type_;
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};
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} // cppkafka
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#endif //CPPKAFKA_MESSAGE_TIMESTAMP_H
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