Program Listing for File lambda.hpp

            

            
/*
* SPDX-FileCopyrightText: Copyright (c) 2022-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* 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 "morpheus/io/data_loader.hpp"
#include "morpheus/messages/control.hpp"

#include <nlohmann/json.hpp>

#include <functional>
#include <memory>

namespace morpheus {
#pragma GCC visibility push(default)
class LambdaLoader : public Loader
{
  public:
    ~LambdaLoader() = default;

    LambdaLoader() = delete;
    LambdaLoader(
        std::function<std::shared_ptr<ControlMessage>(std::shared_ptr<ControlMessage>, nlohmann::json)> lambda_load,
        nlohmann::json config = {});

    std::shared_ptr<ControlMessage> load(std::shared_ptr<ControlMessage> message, nlohmann::json task) final;

  private:
    std::function<std::shared_ptr<ControlMessage>(std::shared_ptr<ControlMessage>, nlohmann::json)> m_lambda_load;
};
#pragma GCC visibility pop
}  // namespace morpheus