gz/transport/parameters/Interface.hh

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/*
 * Copyright (C) 2022 Open Source Robotics Foundation
 *
 * 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 GZ_TRANSPORT_PARAMETERS_INTERFACE_HH_
#define GZ_TRANSPORT_PARAMETERS_INTERFACE_HH_
 
#include <functional>
#include <memory>
#include <string>
#include <variant>
 
#include <google/protobuf/message.h>
 
#include <ignition/msgs/parameter_declarations.pb.h>
 
#include "gz/transport/config.hh"
#include "gz/transport/parameters/result.hh"
#include "gz/transport/parameters/Export.hh"
 
namespace ignition::transport::parameters
{
  // Inline bracket to help doxygen filtering.
  inline namespace IGNITION_TRANSPORT_VERSION_NAMESPACE {
 
  class IGNITION_TRANSPORT_PARAMETERS_VISIBLE ParametersInterface
  {
    public: virtual ~ParametersInterface() = default;
 
    public: virtual ParameterResult DeclareParameter(
      const std::string & _parameterName,
      const google::protobuf::Message & _msg) = 0;
 
    public: virtual ParameterResult Parameter(
      const std::string & _parameterName,
      google::protobuf::Message & _parameter) const = 0;
 
    public: virtual ParameterResult Parameter(
      const std::string & _parameterName,
      std::unique_ptr<google::protobuf::Message> & _parameter) const = 0;
 
    public: virtual ParameterResult SetParameter(
      const std::string & _parameterName,
      const google::protobuf::Message & _msg) = 0;
 
    public: virtual ignition::msgs::ParameterDeclarations
      ListParameters() const = 0;
  };
  }
}
 
#endif