// 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 <stddef.h>

#include <stdint.h>

#include <vector>

#include "common/status.h"

#include "core/data_type/data_type.h"

#include "format/parquet/decoder.h"

#include "util/rle_encoding.h"

namespace doris {

class ColumnSelectVector;

struct Slice;

} // namespace doris

namespace doris {

class BoolRLEDecoder final : public Decoder {

public:

    BoolRLEDecoder() = default;

    ~BoolRLEDecoder() override = default;

    Status set_data(Slice* slice) override;

    Status decode_values(MutableColumnPtr& doris_column, DataTypePtr& data_type,

                         ColumnSelectVector& select_vector, bool is_dict_filter) override;

    template <bool has_filter>

    Status _decode_values(MutableColumnPtr& doris_column, DataTypePtr& data_type,

                          ColumnSelectVector& select_vector, bool is_dict_filter);

    Status skip_values(size_t num_values) override;

private:

    RleDecoder<uint8_t> _decoder;

    std::vector<uint8_t> _values;

    size_t _num_bytes;

};

} // namespace doris