functional_node_factory_manager.h

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/* * NRP Core - Backend infrastructure to synchronize simulations
 *
 * Copyright 2020-2023 NRP Team
 *
 * 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.
 *
 * This project has received funding from the European Union’s Horizon 2020
 * Framework Programme for Research and Innovation under the Specific Grant
 * Agreement No. 945539 (Human Brain Project SGA3).
 */
 
#ifndef FUNCTIONAL_NODE_FACTORY_MANAGER_H
#define FUNCTIONAL_NODE_FACTORY_MANAGER_H
 
#include "nrp_general_library/plugin_system/plugin_manager.h"
 
#include "nrp_event_loop/computational_graph/functional_node.h"
 
class FunctionalNodeFactoryManager : public PluginManager
{
public:
 
    // Delete move and copy operators. This ensures this class is a singleton
    FunctionalNodeFactoryManager(const FunctionalNodeFactoryManager &) = delete;
    FunctionalNodeFactoryManager(FunctionalNodeFactoryManager &&) = delete;
 
    FunctionalNodeFactoryManager &operator=(const FunctionalNodeFactoryManager &) = delete;
    FunctionalNodeFactoryManager &operator=(FunctionalNodeFactoryManager &&) = delete;
 
    static FunctionalNodeFactoryManager &getInstance();
 
    static void resetInstance();
    
    void loadFNFactoryPlugin(const std::string &pluginLibFile);
 
    FunctionalNodeBase* createFunctionalNode(const std::string& functionName, const std::string &nodeName,
                                             FunctionalNodePolicies::ExecutionPolicy policy = FunctionalNodePolicies::ExecutionPolicy::ON_NEW_INPUT);
 
 
private:
 
    FunctionalNodeFactoryManager() = default;
 
    static std::unique_ptr<FunctionalNodeFactoryManager> _instance;
    
};
 
#endif // FUNCTIONAL_NODE_FACTORY_MANAGER_H