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/************************************************************************
*
* Copyright (C) 2009-2024 IRCAD France
* Copyright (C) 2012-2020 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sight is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#pragma once
#include <sight/core/config.hpp>
#include "core/runtime/module_element.hpp"
#include "core/runtime/runtime_exception.hpp"
#include <string>
namespace sight::core::runtime
{
class executable;
} // namespace sight::core::runtime
namespace sight::core::runtime
{
/**
* @brief Defines the abstract executable factory class.
*
*/
class SIGHT_CORE_CLASS_API executable_factory : public module_element
{
public:
/**
* @brief Constructor
*
* @param[in] _type a string containing a type identifier
*/
SIGHT_CORE_API executable_factory(const std::string& _type);
/**
* @brief Destructor : does nothing
*/
SIGHT_CORE_API ~executable_factory() override;
/**
* @brief Creates an executable object instance.
*
* @return a pointer to an executable instance
*/
[[nodiscard]] virtual executable* create_executable() const = 0;
/**
* @brief Retrieves the type of executable the factory is able to create.
*
* @return a string containing an executable type
*/
[[nodiscard]] SIGHT_CORE_API std::string type() const;
private:
std::string m_type; ///< a string containing the type identifier managed by the factory
};
} // namespace sight::core::runtime
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