Function garrow_map_array_new

c_glib/arrow-glib/composite-array.cpp:1220–1249

* garrow_map_array_new: * @offsets: The offsets Array containing n + 1 offsets encoding length and size. * @keys: The Array containing key values. * @items: The items Array containing item values. * @error: (nullable): Return location for a #GError or %NULL. * * Returns: (nullable): A newly created #GArrowMapArray * or %NULL on error. * * Since: 0.17.0 */

 * Since: 0.17.0
 */
GArrowMapArray *
garrow_map_array_new(GArrowArray *offsets,
                     GArrowArray *keys,
                     GArrowArray *items,
                     GError **error)
{
  const auto arrow_offsets = garrow_array_get_raw(offsets);
  const auto arrow_keys = garrow_array_get_raw(keys);
  const auto arrow_items = garrow_array_get_raw(items);
  auto arrow_memory_pool = arrow::default_memory_pool();
  auto arrow_array_result = arrow::MapArray::FromArrays(arrow_offsets,
                                                        arrow_keys,
                                                        arrow_items,
                                                        arrow_memory_pool);
  if (garrow::check(error, arrow_array_result, "[map-array][new]")) {
    auto arrow_array = *arrow_array_result;
    return GARROW_MAP_ARRAY(garrow_array_new_raw(&arrow_array,
                                                 "array",
                                                 &arrow_array,
                                                 "offsets",
                                                 offsets,
                                                 "keys",
                                                 keys,
                                                 "items",
                                                 items,
                                                 NULL));
  } else {
    return NULL;
  }
}

/**
 * garrow_map_array_get_keys: