1 /* 2 * Copyright (c) 2024 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 SYS_EVENT_REPEAT_DB_H 17 #define SYS_EVENT_REPEAT_DB_H 18 19 #include <mutex> 20 #include <string> 21 22 #include "rdb_store.h" 23 #include "singleton.h" 24 25 namespace OHOS { 26 namespace HiviewDFX { 27 struct SysEventHashRecord { SysEventHashRecordSysEventHashRecord28 SysEventHashRecord(const std::string& domain, const std::string& name) 29 : domain(domain), name(name) {} 30 std::string domain; 31 std::string name; 32 std::string eventHash; 33 int64_t happentime = 0; 34 }; 35 36 class SysEventRepeatDb : public OHOS::DelayedRefSingleton<SysEventRepeatDb> { 37 public: 38 SysEventRepeatDb(); 39 ~SysEventRepeatDb() = default; 40 bool Insert(const SysEventHashRecord &sysEventHashRecord); 41 int64_t QueryHappentime(SysEventHashRecord &sysEventHashRecord); 42 bool Update(const SysEventHashRecord &sysEventHashRecord); 43 void CheckAndClearDb(const int64_t happentime); 44 void Clear(const int64_t happentime); 45 void Release(); 46 47 private: 48 bool CheckDbStoreValid(); 49 void InitDbStore(); 50 void ClearHistory(const int64_t happentime); 51 void RefreshDbCount(); 52 void CheckAndRepairDbFile(const int32_t errCode); 53 54 private: 55 std::shared_ptr<NativeRdb::RdbStore> dbStore_; 56 int64_t dbCount_ = 0; 57 std::mutex dbMutex_; 58 }; 59 } // HiviewDFX 60 } // OHOS 61 #endif // SYS_EVENT_REPEAT_DB_H