1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef FREEZE_DB_HELPER_H 17 #define FREEZE_DB_HELPER_H 18 19 #include <list> 20 #include <memory> 21 #include <string> 22 23 #include "sys_event_dao.h" 24 #include "freeze_common.h" 25 #include "watch_point.h" 26 27 namespace OHOS { 28 namespace HiviewDFX { 29 class DBHelper { 30 public: 31 struct WatchParams { 32 long pid; 33 long tid; 34 unsigned long long timestamp; 35 std::string packageName; 36 }; 37 DBHelper(std::shared_ptr<FreezeCommon> fc)38 explicit DBHelper(std::shared_ptr<FreezeCommon> fc) : freezeCommon_(fc) {}; ~DBHelper()39 ~DBHelper() {}; 40 void GetResultWatchPoint(const struct WatchParams& watchParams, const FreezeResult& result, 41 EventStore::ResultSet& set, WatchPoint& resultWatchPoint); 42 void SelectEventFromDB(unsigned long long start, unsigned long long end, std::vector<WatchPoint>& list, 43 const struct WatchParams& watchParams, const FreezeResult& result); 44 std::vector<SysEvent> SelectRecords(unsigned long long start, unsigned long long end, const std::string& domain, 45 const std::vector<std::string>& eventNames); 46 private: 47 std::shared_ptr<FreezeCommon> freezeCommon_; 48 }; 49 } // namespace HiviewDFX 50 } // namespace OHOS 51 #endif 52