/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SRC_TRACE_PROCESSOR_ARGS_TABLE_H_
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#define SRC_TRACE_PROCESSOR_ARGS_TABLE_H_
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#include "src/trace_processor/storage_table.h"
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#include "src/trace_processor/trace_storage.h"
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namespace perfetto {
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namespace trace_processor {
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class ArgsTable : public StorageTable {
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public:
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using VariadicType = TraceStorage::Args::Variadic::Type;
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static void RegisterTable(sqlite3* db, const TraceStorage* storage);
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ArgsTable(sqlite3*, const TraceStorage*);
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// StorageTable implementation.
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StorageSchema CreateStorageSchema() override;
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uint32_t RowCount() override;
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int BestIndex(const QueryConstraints&, BestIndexInfo*) override;
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private:
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class ValueColumn final : public StorageColumn {
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public:
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ValueColumn(std::string col_name,
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VariadicType type,
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const TraceStorage* storage);
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void ReportResult(sqlite3_context* ctx, uint32_t row) const override;
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Bounds BoundFilter(int op, sqlite3_value* sqlite_val) const override;
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void Filter(int op, sqlite3_value* value, FilteredRowIndex*) const override;
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Comparator Sort(const QueryConstraints::OrderBy& ob) const override;
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bool HasOrdering() const override { return false; }
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Table::ColumnType GetType() const override {
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switch (type_) {
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case VariadicType::kInt:
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return Table::ColumnType::kLong;
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case VariadicType::kReal:
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return Table::ColumnType::kDouble;
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case VariadicType::kString:
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return Table::ColumnType::kString;
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}
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PERFETTO_FATAL("Not reached"); // For gcc
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}
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private:
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int CompareRefsAsc(uint32_t f, uint32_t s) const;
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TraceStorage::Args::Variadic::Type type_;
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const TraceStorage* storage_ = nullptr;
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};
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const TraceStorage* const storage_;
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};
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} // namespace trace_processor
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} // namespace perfetto
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#endif // SRC_TRACE_PROCESSOR_ARGS_TABLE_H_
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