proto/file_compression_type.proto

// 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.

syntax = "proto3";

package datafusion_java;

option java_package = "org.apache.datafusion.protobuf";
option java_multiple_files = true;

// Compression of a file-format source. Shared by `csv_read_options.proto`
// and `json_read_options.proto` (and any future format that exposes the
// same set of compressions). Variants and tag numbers must match
// DataFusion's `FileCompressionType` so the JNI dispatch can map values
// directly without a translation table.
enum FileCompressionType {
  FILE_COMPRESSION_TYPE_UNSPECIFIED = 0;
  FILE_COMPRESSION_TYPE_UNCOMPRESSED = 1;
  FILE_COMPRESSION_TYPE_GZIP = 2;
  FILE_COMPRESSION_TYPE_BZIP2 = 3;
  FILE_COMPRESSION_TYPE_XZ = 4;
  FILE_COMPRESSION_TYPE_ZSTD = 5;
}