* 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/c/abi.h>
#include <arrow/memory_pool.h>
#include <arrow/record_batch.h>
#include <arrow/type.h>
#include <arrow/type_fwd.h>
#include "memory/ColumnarBatch.h"
namespace gluten {
class VeloxDataSource {
public:
VeloxDataSource(const std::string& filePath, std::shared_ptr<arrow::Schema> schema)
: filePath_(filePath), schema_(schema) {}
virtual ~VeloxDataSource() = default;
virtual void init(const std::unordered_map<std::string, std::string>& sparkConfs) {}
virtual void inspectSchema(struct ArrowSchema* out) = 0;
virtual void write(const std::shared_ptr<ColumnarBatch>& cb) {}
virtual void close() {}
virtual std::shared_ptr<arrow::Schema> getSchema() = 0;
private:
std::string filePath_;
std::shared_ptr<arrow::Schema> schema_;
};
}