text: /******************************************************************************
   *                       ____    _    _____                                   *
   *                      / ___|  / \  |  ___|    C++                           *
   *                     | |     / _ \ | |_       Actor                         *
   *                     | |___ / ___ \|  _|      Framework                     *
   *                      \____/_/   \_|_|                                      *
   *                                                                            *
   * Copyright (C) 2011 - 2017                                                  *
   * Dominik Charousset <dominik.charousset (at) haw-hamburg.de>                *
   *                                                                            *
   * Distributed under the terms and conditions of the BSD 3-Clause License or  *
   * (at your option) under the terms and conditions of the Boost Software      *
   * License 1.0. See accompanying files LICENSE and LICENSE_ALTERNATIVE.       *
   *                                                                            *
   * If you did not receive a copy of the license files, see                    *
   * http://opensource.org/licenses/BSD-3-Clause and                            *
   * http://www.boost.org/LICENSE_1_0.txt.                                      *
   ******************************************************************************/
  
  #ifndef CAF_DETAIL_DYNAMIC_MESSAGE_DATA_HPP
  #define CAF_DETAIL_DYNAMIC_MESSAGE_DATA_HPP
  
  #include <vector>
  
  #include "caf/type_erased_value.hpp"
  
  #include "caf/detail/message_data.hpp"
  
  namespace caf {
  namespace detail {
  
  class dynamic_message_data : public message_data {
  public:
    // -- member types -----------------------------------------------------------
  
    using elements = std::vector<type_erased_value_ptr>;
  
    // -- constructors, destructors, and assignment operators --------------------
  
    dynamic_message_data();
  
    dynamic_message_data(elements&& data);
  
    dynamic_message_data(const dynamic_message_data& other);
  
    ~dynamic_message_data() override;
  
    // -- overridden observers of message_data -----------------------------------
  
    cow_ptr copy() const override;
  
    // -- overridden modifiers of type_erased_tuple ------------------------------
  
    void* get_mutable(size_t pos) override;
  
    error load(size_t pos, deserializer& source) override;
  
    // -- overridden observers of type_erased_tuple ------------------------------
  
    size_t size() const noexcept override;
  
    uint32_t type_token() const noexcept override;
  
    rtti_pair type(size_t pos) const noexcept override;
  
    const void* get(size_t pos) const noexcept override;
  
    std::string stringify(size_t pos) const override;
  
    type_erased_value_ptr copy(size_t pos) const override;
  
    error save(size_t pos, serializer& sink) const override;
  
    // -- modifiers --------------------------------------------------------------
  
    void clear();
  
    void append(type_erased_value_ptr x);
  
    void add_to_type_token(uint16_t typenr);
  
  private:
    // -- data members -----------------------------------------------------------
  
    elements elements_;
    uint32_t type_token_;
  };
  
  } // namespace detail
  } // namespace caf
  
  #endif // CAF_DETAIL_DYNAMIC_MESSAGE_DATA_HPP
  