.. _program_listing_file__tmp_ws_src_sick_safetyscanners_base_include_sick_safetyscanners_base_cola2_Cola2Session.h:

Program Listing for File Cola2Session.h
=======================================

|exhale_lsh| :ref:`Return to documentation for file <file__tmp_ws_src_sick_safetyscanners_base_include_sick_safetyscanners_base_cola2_Cola2Session.h>` (``/tmp/ws/src/sick_safetyscanners_base/include/sick_safetyscanners_base/cola2/Cola2Session.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   // this is for emacs file handling -*- mode: c++; indent-tabs-mode: nil -*-
   
   // -- BEGIN LICENSE BLOCK ----------------------------------------------
   
   // -- END LICENSE BLOCK ------------------------------------------------
   
   //----------------------------------------------------------------------
   //----------------------------------------------------------------------
   
   #ifndef SICK_SAFETYSCANNERS_BASE_COLA2_COLA2SESSION_H
   #define SICK_SAFETYSCANNERS_BASE_COLA2_COLA2SESSION_H
   
   #include "sick_safetyscanners_base/Exceptions.h"
   #include "sick_safetyscanners_base/datastructure/PacketBuffer.h"
   
   #include "sick_safetyscanners_base/communication/TCPClient.h"
   
   #include "sick_safetyscanners_base/cola2/CloseSession.h"
   #include "sick_safetyscanners_base/cola2/Command.h"
   #include "sick_safetyscanners_base/cola2/CreateSession.h"
   
   #include "sick_safetyscanners_base/data_processing/ParseTCPPacket.h"
   #include "sick_safetyscanners_base/data_processing/TCPPacketMerger.h"
   
   #include <boost/optional.hpp>
   
   namespace sick {
   namespace cola2 {
   
   class Command;
   class CreateSession;
   
   class Cola2Session
   {
   public:
     explicit Cola2Session(communication::TCPClientPtr tcp_client);
   
     // Deleted default, copy and copy-assignment constructors.
     Cola2Session()                    = delete;
     Cola2Session(const Cola2Session&) = delete;
     Cola2Session& operator=(const Cola2Session&) = delete;
   
     void sendCommand(Command& cmd,
                      sick::types::time_duration_t timeout = boost::posix_time::seconds(5));
   
     boost::optional<uint32_t> getSessionID() const;
   
     uint16_t getNextRequestID();
   
     void setSessionID(uint32_t session_id);
   
     void open();
   
     void close();
   
   private:
     uint16_t m_request_id;
     boost::optional<uint32_t> m_session_id;
     communication::TCPClientPtr m_tcp_client_ptr;
   
   
     void assembleAndSendTelegram(Command& cmd);
   
     bool isOpen() const;
   
     sick::datastructure::PacketBuffer receiveAndProcessResponse(Command& cmd,
                                                                 sick::types::time_duration_t timeout);
   };
   
   } // namespace cola2
   } // namespace sick
   
   #endif // SICK_SAFETYSCANNERS_BASE_COLA2_COLA2SESSION_H