1 /* 2 * Copyright (C) 2023 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef SRC_TRACE_PROCESSOR_DB_STORAGE_OVERLAY_H_ 18 #define SRC_TRACE_PROCESSOR_DB_STORAGE_OVERLAY_H_ 19 20 #include <variant> 21 #include "perfetto/ext/base/status_or.h" 22 #include "src/trace_processor/db/column.h" 23 #include "src/trace_processor/db/column_overlay.h" 24 #include "src/trace_processor/db/storage.h" 25 26 namespace perfetto { 27 namespace trace_processor { 28 namespace column { 29 30 // Overlay responsible for doing operations on storage. 31 class StorageOverlay : public ColumnOverlay { 32 public: StorageOverlay(const Storage * storage)33 explicit StorageOverlay(const Storage* storage) : storage_(storage) {} 34 void Filter(FilterOp, SqlValue, RowMap&) const override; 35 void StableSort(uint32_t* rows, uint32_t rows_size) const override; 36 37 private: 38 const Storage* storage_; 39 }; 40 } // namespace column 41 } // namespace trace_processor 42 } // namespace perfetto 43 44 #endif // SRC_TRACE_PROCESSOR_DB_STORAGE_OVERLAY_H_ 45