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/*
* 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.
*/
#pragma once
#include <arrow-glib/gobject-type.h>
#include <arrow-glib/record-batch.h>
#include <arrow-glib/schema.h>
#include <arrow-glib/table.h>
#include <arrow-glib/input-stream.h>
#include <arrow-glib/metadata-version.h>
G_BEGIN_DECLS
#define GARROW_TYPE_RECORD_BATCH_READER (garrow_record_batch_reader_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowRecordBatchReader,
garrow_record_batch_reader,
GARROW,
RECORD_BATCH_READER,
GObject)
struct _GArrowRecordBatchReaderClass
{
GObjectClass parent_class;
};
GARROW_AVAILABLE_IN_6_0
GArrowRecordBatchReader *
garrow_record_batch_reader_import(gpointer c_abi_array_stream,
GError **error);
GARROW_AVAILABLE_IN_6_0
GArrowRecordBatchReader *
garrow_record_batch_reader_new(GList *record_batches,
GArrowSchema *schema,
GError **error);
GARROW_AVAILABLE_IN_6_0
gpointer
garrow_record_batch_reader_export(GArrowRecordBatchReader *reader,
GError **error);
GArrowSchema *garrow_record_batch_reader_get_schema(
GArrowRecordBatchReader *reader);
#ifndef GARROW_DISABLE_DEPRECATED
G_GNUC_DEPRECATED_FOR(garrow_record_batch_reader_read_next)
GArrowRecordBatch *garrow_record_batch_reader_get_next_record_batch(
GArrowRecordBatchReader *reader,
GError **error);
#endif
#ifndef GARROW_DISABLE_DEPRECATED
G_GNUC_DEPRECATED_FOR(garrow_record_batch_reader_read_next)
GArrowRecordBatch *garrow_record_batch_reader_read_next_record_batch(
GArrowRecordBatchReader *reader,
GError **error);
#endif
GArrowRecordBatch *garrow_record_batch_reader_read_next(
GArrowRecordBatchReader *reader,
GError **error);
GARROW_AVAILABLE_IN_6_0
GArrowTable *
garrow_record_batch_reader_read_all(GArrowRecordBatchReader *reader,
GError **error);
#define GARROW_TYPE_TABLE_BATCH_READER (garrow_table_batch_reader_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowTableBatchReader,
garrow_table_batch_reader,
GARROW,
TABLE_BATCH_READER,
GArrowRecordBatchReader)
struct _GArrowTableBatchReaderClass
{
GArrowRecordBatchReaderClass parent_class;
};
GArrowTableBatchReader *garrow_table_batch_reader_new(GArrowTable *table);
#define GARROW_TYPE_RECORD_BATCH_STREAM_READER \
(garrow_record_batch_stream_reader_get_type())
#define GARROW_RECORD_BATCH_STREAM_READER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GARROW_TYPE_RECORD_BATCH_STREAM_READER, \
GArrowRecordBatchStreamReader))
#define GARROW_RECORD_BATCH_STREAM_READER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GARROW_TYPE_RECORD_BATCH_STREAM_READER, \
GArrowRecordBatchStreamReaderClass))
#define GARROW_IS_RECORD_BATCH_STREAM_READER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), \
GARROW_TYPE_RECORD_BATCH_STREAM_READER))
#define GARROW_IS_RECORD_BATCH_STREAM_READER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), \
GARROW_TYPE_RECORD_BATCH_STREAM_READER))
#define GARROW_RECORD_BATCH_STREAM_READER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), \
GARROW_TYPE_RECORD_BATCH_STREAM_READER, \
GArrowRecordBatchStreamReaderClass))
typedef struct _GArrowRecordBatchStreamReader GArrowRecordBatchStreamReader;
#ifndef __GTK_DOC_IGNORE__
typedef struct _GArrowRecordBatchStreamReaderClass GArrowRecordBatchStreamReaderClass;
#endif
/**
* GArrowRecordBatchStreamReader:
*
* It wraps `arrow::ipc::RecordBatchStreamReader`.
*/
struct _GArrowRecordBatchStreamReader
{
/*< private >*/
GArrowRecordBatchReader parent_instance;
};
#ifndef __GTK_DOC_IGNORE__
struct _GArrowRecordBatchStreamReaderClass
{
GArrowRecordBatchReaderClass parent_class;
};
#endif
GType garrow_record_batch_stream_reader_get_type(void) G_GNUC_CONST;
GArrowRecordBatchStreamReader *garrow_record_batch_stream_reader_new(
GArrowInputStream *stream,
GError **error);
#define GARROW_TYPE_RECORD_BATCH_FILE_READER \
(garrow_record_batch_file_reader_get_type())
#define GARROW_RECORD_BATCH_FILE_READER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GARROW_TYPE_RECORD_BATCH_FILE_READER, \
GArrowRecordBatchFileReader))
#define GARROW_RECORD_BATCH_FILE_READER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GARROW_TYPE_RECORD_BATCH_FILE_READER, \
GArrowRecordBatchFileReaderClass))
#define GARROW_IS_RECORD_BATCH_FILE_READER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), \
GARROW_TYPE_RECORD_BATCH_FILE_READER))
#define GARROW_IS_RECORD_BATCH_FILE_READER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), \
GARROW_TYPE_RECORD_BATCH_FILE_READER))
#define GARROW_RECORD_BATCH_FILE_READER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), \
GARROW_TYPE_RECORD_BATCH_FILE_READER, \
GArrowRecordBatchFileReaderClass))
typedef struct _GArrowRecordBatchFileReader GArrowRecordBatchFileReader;
#ifndef __GTK_DOC_IGNORE__
typedef struct _GArrowRecordBatchFileReaderClass GArrowRecordBatchFileReaderClass;
#endif
/**
* GArrowRecordBatchFileReader:
*
* It wraps `arrow::ipc::RecordBatchFileReader`.
*/
struct _GArrowRecordBatchFileReader
{
/*< private >*/
GObject parent_instance;
};
#ifndef __GTK_DOC_IGNORE__
struct _GArrowRecordBatchFileReaderClass
{
GObjectClass parent_class;
};
#endif
GType garrow_record_batch_file_reader_get_type(void) G_GNUC_CONST;
GArrowRecordBatchFileReader *garrow_record_batch_file_reader_new(
GArrowSeekableInputStream *file,
GError **error);
GArrowSchema *garrow_record_batch_file_reader_get_schema(
GArrowRecordBatchFileReader *reader);
guint garrow_record_batch_file_reader_get_n_record_batches(
GArrowRecordBatchFileReader *reader);
GArrowMetadataVersion garrow_record_batch_file_reader_get_version(
GArrowRecordBatchFileReader *reader);
#ifndef GARROW_DISABLE_DEPRECATED
G_GNUC_DEPRECATED_FOR(garrow_record_batch_file_reader_read_record_batch)
GArrowRecordBatch *garrow_record_batch_file_reader_get_record_batch(
GArrowRecordBatchFileReader *reader,
guint i,
GError **error);
#endif
GArrowRecordBatch *garrow_record_batch_file_reader_read_record_batch(
GArrowRecordBatchFileReader *reader,
guint i,
GError **error);
#define GARROW_TYPE_FEATHER_FILE_READER (garrow_feather_file_reader_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowFeatherFileReader,
garrow_feather_file_reader,
GARROW,
FEATHER_FILE_READER,
GObject)
struct _GArrowFeatherFileReaderClass
{
GObjectClass parent_class;
};
GArrowFeatherFileReader *garrow_feather_file_reader_new(
GArrowSeekableInputStream *file,
GError **error);
gint garrow_feather_file_reader_get_version(
GArrowFeatherFileReader *reader);
GArrowTable *
garrow_feather_file_reader_read(GArrowFeatherFileReader *reader,
GError **error);
GArrowTable *
garrow_feather_file_reader_read_indices(GArrowFeatherFileReader *reader,
const gint *indices,
guint n_indices,
GError **error);
GArrowTable *
garrow_feather_file_reader_read_names(GArrowFeatherFileReader *reader,
const gchar **names,
guint n_names,
GError **error);
#define GARROW_TYPE_CSV_READ_OPTIONS (garrow_csv_read_options_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowCSVReadOptions,
garrow_csv_read_options,
GARROW,
CSV_READ_OPTIONS,
GObject)
struct _GArrowCSVReadOptionsClass
{
GObjectClass parent_class;
};
GArrowCSVReadOptions *garrow_csv_read_options_new(void);
void
garrow_csv_read_options_add_column_type(GArrowCSVReadOptions *options,
const gchar *name,
GArrowDataType *data_type);
void
garrow_csv_read_options_add_schema(GArrowCSVReadOptions *options,
GArrowSchema *schema);
GHashTable *
garrow_csv_read_options_get_column_types(GArrowCSVReadOptions *options);
GARROW_AVAILABLE_IN_0_14
void
garrow_csv_read_options_set_null_values(GArrowCSVReadOptions *options,
const gchar **null_values,
gsize n_null_values);
GARROW_AVAILABLE_IN_0_14
gchar **
garrow_csv_read_options_get_null_values(GArrowCSVReadOptions *options);
GARROW_AVAILABLE_IN_0_14
void
garrow_csv_read_options_add_null_value(GArrowCSVReadOptions *options,
const gchar *null_value);
GARROW_AVAILABLE_IN_0_14
void
garrow_csv_read_options_set_true_values(GArrowCSVReadOptions *options,
const gchar **true_values,
gsize n_true_values);
GARROW_AVAILABLE_IN_0_14
gchar **
garrow_csv_read_options_get_true_values(GArrowCSVReadOptions *options);
GARROW_AVAILABLE_IN_0_14
void
garrow_csv_read_options_add_true_value(GArrowCSVReadOptions *options,
const gchar *true_value);
GARROW_AVAILABLE_IN_0_14
void
garrow_csv_read_options_set_false_values(GArrowCSVReadOptions *options,
const gchar **false_values,
gsize n_false_values);
GARROW_AVAILABLE_IN_0_14
gchar **
garrow_csv_read_options_get_false_values(GArrowCSVReadOptions *options);
GARROW_AVAILABLE_IN_0_14
void
garrow_csv_read_options_add_false_value(GArrowCSVReadOptions *options,
const gchar *false_value);
GARROW_AVAILABLE_IN_0_15
void
garrow_csv_read_options_set_column_names(GArrowCSVReadOptions *options,
const gchar **column_names,
gsize n_column_names);
GARROW_AVAILABLE_IN_0_15
gchar **
garrow_csv_read_options_get_column_names(GArrowCSVReadOptions *options);
GARROW_AVAILABLE_IN_0_15
void
garrow_csv_read_options_add_column_name(GArrowCSVReadOptions *options,
const gchar *column_name);
#define GARROW_TYPE_CSV_READER (garrow_csv_reader_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowCSVReader,
garrow_csv_reader,
GARROW,
CSV_READER,
GObject)
struct _GArrowCSVReaderClass
{
GObjectClass parent_class;
};
GArrowCSVReader *garrow_csv_reader_new(GArrowInputStream *input,
GArrowCSVReadOptions *options,
GError **error);
GArrowTable *garrow_csv_reader_read(GArrowCSVReader *reader,
GError **error);
/**
* GArrowJSONReadUnexpectedFieldBehavior:
* @GARROW_JSON_READ_IGNORE: Ignore other fields.
* @GARROW_JSON_READ_ERROR: Return error.
* @GARROW_JSON_READ_INFER_TYPE: Infer a type.
*
* They are corresponding to `arrow::json::UnexpectedFieldBehavior` values.
*/
typedef enum {
GARROW_JSON_READ_IGNORE,
GARROW_JSON_READ_ERROR,
GARROW_JSON_READ_INFER_TYPE,
} GArrowJSONReadUnexpectedFieldBehavior;
#define GARROW_TYPE_JSON_READ_OPTIONS (garrow_json_read_options_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowJSONReadOptions,
garrow_json_read_options,
GARROW,
JSON_READ_OPTIONS,
GObject)
struct _GArrowJSONReadOptionsClass
{
GObjectClass parent_class;
};
GARROW_AVAILABLE_IN_0_14
GArrowJSONReadOptions *garrow_json_read_options_new(void);
#define GARROW_TYPE_JSON_READER (garrow_json_reader_get_type())
G_DECLARE_DERIVABLE_TYPE(GArrowJSONReader,
garrow_json_reader,
GARROW,
JSON_READER,
GObject)
struct _GArrowJSONReaderClass
{
GObjectClass parent_class;
};
GARROW_AVAILABLE_IN_0_14
GArrowJSONReader *garrow_json_reader_new(GArrowInputStream *input,
GArrowJSONReadOptions *options,
GError **error);
GARROW_AVAILABLE_IN_0_14
GArrowTable *garrow_json_reader_read(GArrowJSONReader *reader,
GError **error);
G_END_DECLS
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