mqtt_lwt.h
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/* ****************************************************************************
* Copyright 2019 Open Systems Development BV *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the "Software"), *
* to deal in the Software without restriction, including without limitation *
* the rights to use, copy, modify, merge, publish, distribute, sublicense, *
* and/or sell copies of the Software, and to permit persons to whom the *
* Software is furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included in *
* all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR *
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL *
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER *
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING *
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER *
* DEALINGS IN THE SOFTWARE. *
* ***************************************************************************/
#pragma once
// std
#include <string>
namespace osdev {
namespace components {
namespace mqtt {
/*!
* \brief Class that holds LWT ( Last Will & Testament ) context.
*/
class mqtt_LWT
{
public:
/*!
* \brief Default CTor, empty LWT
*/
mqtt_LWT()
: m_topic()
, m_message()
{}
/*!
* \brief Constructor for LWT topic/message
* \param topic - The topic on which the LWT is published.
* \param message - The message published on broker disconnection.
*/
mqtt_LWT( const std::string &topic, const std::string &message )
: m_topic( topic )
, m_message( message )
{}
const std::string& topic() const { return m_topic; }
const std::string& message() const { return m_message; }
private:
std::string m_topic;
std::string m_message;
};
} // End namespace mqtt
} // End namespace components
} // End namespace osdev