external_hdf5.hpp

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#ifndef CHIHAYA_EXTERNAL_HDF5_HPP
#define CHIHAYA_EXTERNAL_HDF5_HPP
 
#include "H5Cpp.h"
#include "ritsuko/ritsuko.hpp"
#include "ritsuko/hdf5/hdf5.hpp"
 
#include "minimal_array.hpp"
 
namespace chihaya {
 
namespace external_hdf5 {
 
inline ArrayDetails validate(const H5::Group& handle, const ritsuko::Version& version, Options& options) {
    auto deets = minimal_array::validate(handle, version, options);
 
    if (!options.details_only) {
        auto fhandle = ritsuko::hdf5::open_dataset(handle, "file");
        if (!ritsuko::hdf5::is_scalar(fhandle)) {
            throw std::runtime_error("'file' should be a scalar");
        }
        if (!ritsuko::hdf5::is_utf8_string(fhandle)) {
            throw std::runtime_error("'file' should have a datatype that can be represented by a UTF-8 encoded string");
        }
 
        auto nhandle = ritsuko::hdf5::open_dataset(handle, "name");
        if (!ritsuko::hdf5::is_scalar(nhandle)) {
            throw std::runtime_error("'name' should be a scalar");
        }
        if (!ritsuko::hdf5::is_utf8_string(nhandle)) {
            throw std::runtime_error("'name' should have a datatype that can be represented by a UTF-8 encoded string");
        }
    }
 
    return deets;
}
 
}
 
}
 
#endif