| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <arrow/api.h> |
| |
| #include <arrow-glib/error.hpp> |
| #include <arrow-glib/file.hpp> |
| #include <arrow-glib/file-mode.hpp> |
| |
| G_BEGIN_DECLS |
| |
| /** |
| * SECTION: file |
| * @title: GArrowFile |
| * @short_description: File interface |
| * |
| * #GArrowFile is an interface for file. |
| */ |
| |
| G_DEFINE_INTERFACE(GArrowFile, |
| garrow_file, |
| G_TYPE_OBJECT) |
| |
| static void |
| garrow_file_default_init(GArrowFileInterface *iface) |
| { |
| } |
| |
| /** |
| * garrow_file_close: |
| * @file: A #GArrowFile. |
| * @error: (nullable): Return location for a #GError or %NULL. |
| * |
| * Returns: %TRUE on success, %FALSE if there was an error. |
| */ |
| gboolean |
| garrow_file_close(GArrowFile *file, |
| GError **error) |
| { |
| auto arrow_file = garrow_file_get_raw(file); |
| |
| auto status = arrow_file->Close(); |
| return garrow_error_check(error, status, "[io][file][close]"); |
| } |
| |
| /** |
| * garrow_file_is_closed: |
| * @file: A #GArrowFile. |
| * |
| * Returns: %TRUE if the @file is already closed, %FALSE otherwise. |
| * |
| * Since: 0.13.0 |
| */ |
| gboolean |
| garrow_file_is_closed(GArrowFile *file) |
| { |
| auto arrow_file = garrow_file_get_raw(file); |
| return arrow_file->closed(); |
| } |
| |
| /** |
| * garrow_file_tell: |
| * @file: A #GArrowFile. |
| * @error: (nullable): Return location for a #GError or %NULL. |
| * |
| * Returns: The current offset on success, -1 if there was an error. |
| */ |
| gint64 |
| garrow_file_tell(GArrowFile *file, |
| GError **error) |
| { |
| auto arrow_file = garrow_file_get_raw(file); |
| |
| const auto position = arrow_file->Tell(); |
| if (garrow::check(error, position, "[io][file][tell]")) { |
| return position.ValueOrDie(); |
| } else { |
| return -1; |
| } |
| } |
| |
| /** |
| * garrow_file_get_mode: |
| * @file: A #GArrowFile. |
| * |
| * Returns: The mode of the file. |
| */ |
| GArrowFileMode |
| garrow_file_get_mode(GArrowFile *file) |
| { |
| auto arrow_file = garrow_file_get_raw(file); |
| |
| auto arrow_mode = arrow_file->mode(); |
| return garrow_file_mode_from_raw(arrow_mode); |
| } |
| |
| G_END_DECLS |
| |
| std::shared_ptr<arrow::io::FileInterface> |
| garrow_file_get_raw(GArrowFile *file) |
| { |
| auto *iface = GARROW_FILE_GET_IFACE(file); |
| return iface->get_raw(file); |
| } |