.. _program_listing_file_include_rclcpp_experimental_buffers_buffer_implementation_base.hpp:

Program Listing for File buffer_implementation_base.hpp
=======================================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_rclcpp_experimental_buffers_buffer_implementation_base.hpp>` (``include/rclcpp/experimental/buffers/buffer_implementation_base.hpp``)

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

.. code-block:: cpp

   // Copyright 2019 Open Source Robotics Foundation, Inc.
   //
   // Licensed under the Apache License, Version 2.0 (the "License");
   // you may not use this file except in compliance with the License.
   // You may obtain a copy of the License at
   //
   //     http://www.apache.org/licenses/LICENSE-2.0
   //
   // Unless required by applicable law or agreed to in writing, software
   // distributed under the License is distributed on an "AS IS" BASIS,
   // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   // See the License for the specific language governing permissions and
   // limitations under the License.
   
   #ifndef RCLCPP__EXPERIMENTAL__BUFFERS__BUFFER_IMPLEMENTATION_BASE_HPP_
   #define RCLCPP__EXPERIMENTAL__BUFFERS__BUFFER_IMPLEMENTATION_BASE_HPP_
   
   namespace rclcpp
   {
   namespace experimental
   {
   namespace buffers
   {
   
   template<typename BufferT>
   class BufferImplementationBase
   {
   public:
     virtual ~BufferImplementationBase() {}
   
     virtual BufferT dequeue() = 0;
     virtual void enqueue(BufferT request) = 0;
   
     virtual void clear() = 0;
     virtual bool has_data() const = 0;
   };
   
   }  // namespace buffers
   }  // namespace experimental
   }  // namespace rclcpp
   
   #endif  // RCLCPP__EXPERIMENTAL__BUFFERS__BUFFER_IMPLEMENTATION_BASE_HPP_