be/src/exec/operator/es_scan_operator.h

// 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 <stdint.h>

#include <string>

#include "common/status.h"
#include "exec/operator/operator.h"
#include "exec/operator/scan_operator.h"

namespace doris {
#include "common/compile_check_begin.h"

class EsScanner;
} // namespace doris

namespace doris {

class EsScanOperatorX;
class EsScanLocalState final : public ScanLocalState<EsScanLocalState> {
public:
    using Parent = EsScanOperatorX;
    using Base = ScanLocalState<EsScanLocalState>;
    ENABLE_FACTORY_CREATOR(EsScanLocalState);
    EsScanLocalState(RuntimeState* state, OperatorXBase* parent) : Base(state, parent) {}

private:
    friend class EsScanner;

    void set_scan_ranges(RuntimeState* state,
                         const std::vector<TScanRangeParams>& scan_ranges) override;
    Status _init_profile() override;
    Status _process_conjuncts(RuntimeState* state) override;
    Status _init_scanners(std::list<ScannerSPtr>* scanners) override;

    std::vector<std::unique_ptr<TEsScanRange>> _scan_ranges;
    // FIXME: non-static data member '_rows_read_counter' of 'EsScanLocalState' shadows member inherited from type 'ScanLocalStateBase'
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wshadow-field"
#endif
    RuntimeProfile::Counter* _blocks_read_counter = nullptr;
#ifdef __clang__
#pragma clang diagnostic pop
#endif
    RuntimeProfile::Counter* _read_timer = nullptr;
    RuntimeProfile::Counter* _materialize_timer = nullptr;
};

class EsScanOperatorX final : public ScanOperatorX<EsScanLocalState> {
public:
    EsScanOperatorX(ObjectPool* pool, const TPlanNode& tnode, int operator_id,
                    const DescriptorTbl& descs, int parallel_tasks);

    Status init(const TPlanNode& tnode, RuntimeState* state) override;
    Status prepare(RuntimeState* state) override;

private:
    friend class EsScanLocalState;

    TupleId _tuple_id;
    TupleDescriptor* _tuple_desc = nullptr;

    std::map<std::string, std::string> _properties;
    std::map<std::string, std::string> _fields_context;
    std::map<std::string, std::string> _docvalue_context;

    std::vector<std::string> _column_names;
};

#include "common/compile_check_end.h"
} // namespace doris