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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file Sample/ComponentBuilder/IRegistry.h
//! @brief Defines templated registry for ICloneable objects.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#ifdef SWIG
#error no need to expose this header to Swig
#endif // SWIG
#ifndef BORNAGAIN_SAMPLE_COMPONENTBUILDER_IREGISTRY_H
#define BORNAGAIN_SAMPLE_COMPONENTBUILDER_IREGISTRY_H
#include "Base/Util/Assert.h"
#include <map>
#include <memory>
#include <string>
#include <vector>
//! Templated object registry.
template <typename T> class IRegistry {
public:
const T* getItem(const std::string& key) const
{
auto it = m_data.find(key);
ASSERT(it != m_data.end());
return it->second.get();
}
std::vector<std::string> keys() const
{
std::vector<std::string> result;
for (const auto& it : m_data)
result.push_back(it.first);
return result;
}
size_t size() const { return m_data.size(); }
protected:
void add(const std::string& key, T* item)
{
ASSERT(m_data.find(key) == m_data.end());
m_data[key] = std::unique_ptr<T>(item);
}
private:
std::map<std::string, std::unique_ptr<T>> m_data;
};
#endif // BORNAGAIN_SAMPLE_COMPONENTBUILDER_IREGISTRY_H
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