get_name.hpp

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#ifndef RITSUKO_HDF5_GET_NAME_HPP
#define RITSUKO_HDF5_GET_NAME_HPP
 
#include <string>
#include <vector>
#include <type_traits>
 
#include "H5Cpp.h"
#include "sanisizer/sanisizer.hpp"
 
#include "../utils.hpp"
 
namespace ritsuko {
 
namespace hdf5 {
 
template<class Object_>
std::string get_name(const Object_& obj) {
    if constexpr(std::is_same<Object_, H5::Attribute>::value) {
        std::string name;
        obj.getName(name);
        return name;
    } else {
        static_assert(std::is_base_of<H5::H5Object, Object_>::value);
        const auto len = H5Iget_name(obj.getId(), NULL, 0);
        std::vector<char> buffer(sanisizer::sum<typename std::vector<char>::size_type>(len, 1));
        H5Iget_name(obj.getId(), buffer.data(), sanisizer::cast<std::size_t>(buffer.size()));
        return std::string(buffer.begin(), buffer.begin() + len);
    }
}
 
}
 
}
 
#endif