open_source / mqtt-cpp

  /* ****************************************************************************
   * Copyright 2019 Open Systems Development BV                                 *
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   * Software is furnished to do so, subject to the following conditions:       *
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   * DEALINGS IN THE SOFTWARE.                                                  *
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  #pragma once
  
  // std

  #include <memory>

  #include <string>
  

  // mqtt-cpp

  #include "mqttclient.h"
  #include "compat-c++14.h"

  class Subscriber

  {
  public:

      Subscriber(const std::string &client_id);

  
      virtual ~Subscriber() {}
  

      void    connect( const std::string &hostname, int portnumber = 1883, const std::string &username = std::string(), const std::string &password = std::string(),
                       const std::string &lwt_topic = std::string(), const std::string &lwt_message = std::string() );
  
      void    subscribe( const std::string &message_topic );
  

      void    unsubscribe( const std::string &message_topic );
  

  protected:

      void    receive_data( const std::string &message_topic, const std::string &message_payload );
  
  private:
      osdev::components::mqtt::MqttClient m_mqtt_client;

  };