* 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 "memory/ColumnarBatch.h"
#include "operators/serializer/ColumnarBatchSerializer.h"
#include "velox/serializers/PrestoSerializer.h"
namespace gluten {
class VeloxColumnarBatchSerializer final : public ColumnarBatchSerializer {
public:
VeloxColumnarBatchSerializer(
arrow::MemoryPool* arrowPool,
std::shared_ptr<facebook::velox::memory::MemoryPool> veloxPool,
struct ArrowSchema* cSchema);
std::shared_ptr<arrow::Buffer> serializeColumnarBatches(
const std::vector<std::shared_ptr<ColumnarBatch>>& batches) override;
std::shared_ptr<ColumnarBatch> deserialize(uint8_t* data, int32_t size) override;
private:
std::shared_ptr<facebook::velox::memory::MemoryPool> veloxPool_;
facebook::velox::RowTypePtr rowType_;
std::unique_ptr<facebook::velox::serializer::presto::PrestoVectorSerde> serde_;
facebook::velox::serializer::presto::PrestoVectorSerde::PrestoOptions options_;
};
}