// 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 "common/factory_creator.h"

#include "common/status.h"

#include "util/profile_collector.h"

namespace doris {

namespace io {

struct IOContext;

}

// This class is used to read content line by line

class LineReader : public ProfileCollector {

public:

    virtual ~LineReader() = default;

    virtual Status read_line(const uint8_t** ptr, size_t* size, bool* eof,

                             const io::IOContext* io_ctx) = 0;

    virtual void close() = 0;

};

} // namespace doris