ConfigFactory.hpp

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/*
 * ConfigFactory.hpp
 *
 *  Created on: Oct 17, 2014
 *      Author: nano
 */

#ifndef CONFIGFACTORY_HPP_
#define CONFIGFACTORY_HPP_

#include "ConfigBase.hpp"
#include "../../../common/common.hpp"

#include <memory>
#include <string>
#include <map>
#include <functional>

namespace phoxonics {
namespace core {

class ConfigFactory {
public:
    virtual ~ConfigFactory();

    // Get the singleton instance of the factory
    static ConfigFactory* instance();

    // register a factory function to create an instance of class_name
    void register_factory_function(std::string class_name,
            std::function<ConfigBase*(void)> class_factory_function);

    // create an instance of a registered class
    std::shared_ptr<ConfigBase> create(std::string class_name);

    phoxonics::common::Logger log;

private:
    // a private ctor
    inline ConfigFactory() {
    }
    ;

    // the registry of factory functions
    std::map<std::string, std::function<ConfigBase*(void)>> factory_function_registry;
};

} /* namespace core */
} /* namespace phoxonics */

#endif /* CONFIGFACTORY_HPP_ */