text: //
  // Copyright 2021 Splunk 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.
  //
  
  #pragma once
  
  #include <channel/channel.h>
  
  namespace channel {
  
  class DoubleWriteChannel : public Channel {
  public:
    DoubleWriteChannel(Channel &first, Channel &second);
  
    std::error_code send(const u8 *data, int size) override;
  
    void close() override;
    std::error_code flush() override;
  
    bool is_open() const override { return first_.is_open() && second_.is_open(); }
  
  private:
    Channel &first_;
    Channel &second_;
  };
  
  } // namespace channel
  