// 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 "exec/common/template_helpers.hpp"

#include "exec/common/util.hpp"

#include "exprs/function/function_helpers.h"

#include "exprs/function/simple_function_factory.h"

#include "exprs/function_context.h"

namespace doris {

template <typename Impl>

class FunctionMultiSameArgs : public IFunction {

public:

    static constexpr auto name = Impl::name;

    static FunctionPtr create() { return std::make_shared<FunctionMultiSameArgs>(); }

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    static FunctionPtr create() { return std::make_shared<FunctionMultiSameArgs>(); }

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    static FunctionPtr create() { return std::make_shared<FunctionMultiSameArgs>(); }

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    static FunctionPtr create() { return std::make_shared<FunctionMultiSameArgs>(); }

    String get_name() const override { return name; }

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    bool is_variadic() const override { return true; }

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    bool is_variadic() const override { return true; }

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    bool is_variadic() const override { return true; }

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    bool is_variadic() const override { return true; }

    size_t get_number_of_arguments() const override { return 0; }

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    DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {

        return Impl::get_return_type_impl(arguments);

    }

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    DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {

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        return Impl::get_return_type_impl(arguments);

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    }

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    DataTypePtr get_return_type_impl(const DataTypes& arguments) const override {

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        return Impl::get_return_type_impl(arguments);

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    }

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    Status execute_impl(FunctionContext* context, Block& block, const ColumnNumbers& arguments,

                        uint32_t result, size_t input_rows_count) const override {

        DCHECK_GE(arguments.size(), 1);

        block.replace_by_position(result, Impl::execute(block, arguments, input_rows_count));

        return Status::OK();

    }

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                        uint32_t result, size_t input_rows_count) const override {

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        DCHECK_GE(arguments.size(), 1);

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        block.replace_by_position(result, Impl::execute(block, arguments, input_rows_count));

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        return Status::OK();

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    }

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                        uint32_t result, size_t input_rows_count) const override {

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        DCHECK_GE(arguments.size(), 1);

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        block.replace_by_position(result, Impl::execute(block, arguments, input_rows_count));

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        return Status::OK();

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    }

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};

}; // namespace doris