1 /* 2 * Copyright (c) 2021-2022 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 HIVIEW_PLUGINS_EVENT_SERVICE_INCLUDE_SYS_EVENT_STAT_H 17 #define HIVIEW_PLUGINS_EVENT_SERVICE_INCLUDE_SYS_EVENT_STAT_H 18 19 #include <map> 20 #include <mutex> 21 #include <string> 22 #include <vector> 23 24 namespace OHOS { 25 namespace HiviewDFX { 26 class SysEventStat { 27 public: 28 SysEventStat(); 29 ~SysEventStat(); 30 31 public: 32 void AccumulateEvent(bool isValid = true); 33 void AccumulateEvent(const std::string &domain, const std::string &eventName, bool isValid = true); 34 void StatSummary(int fd); 35 void StatDetail(int fd); 36 void StatInvalidDetail(int fd); 37 void Clear(int fd); 38 39 private: 40 void AddValidEvent(const std::string &domain, const std::string &eventName); 41 void AddInValidEvent(const std::string &domain, const std::string &eventName); 42 43 private: 44 std::mutex mutex_; 45 int64_t inValidNum_; 46 int64_t validNum_; 47 std::map<std::string, std::map<std::string, int64_t>> d2es_; 48 std::map<std::string, std::string> d2ies_; 49 }; // SysEventStat 50 51 class BaseStat { 52 public: 53 BaseStat(int fd, int64_t validNum, int64_t inValidNum); 54 virtual ~BaseStat(); 55 56 public: 57 void Stat() const; 58 59 protected: 60 virtual void CalcStat() const = 0; 61 62 protected: 63 int fd_; 64 65 private: 66 void StatHead() const; 67 void StatDetail() const; 68 69 private: 70 int64_t validNum_; 71 int64_t inValidNum_; 72 }; // BaseStat 73 74 class SysEventSummaryStat : public BaseStat { 75 public: 76 SysEventSummaryStat(int fd, int64_t validNum, int64_t inValidNum, 77 std::map<std::string, std::map<std::string, int64_t>> &d2es); 78 ~SysEventSummaryStat(); 79 80 void CalcStat() const override; 81 82 protected: 83 virtual void StatDomainEvent(int fd, std::map<std::string, int64_t> &events) const; 84 85 protected: 86 std::map<std::string, std::map<std::string, int64_t>> &d2es_; 87 88 private: 89 void GetDomains(std::vector<std::string> &domains) const; 90 int64_t GetEventCount(std::map<std::string, int64_t> &events) const; 91 }; // SysEventSummaryStat 92 93 class SysEventDetailStat : public SysEventSummaryStat { 94 public: 95 SysEventDetailStat(int fd, int64_t validNum, int64_t inValidNum, 96 std::map<std::string, std::map<std::string, int64_t>> &d2es); 97 ~SysEventDetailStat(); 98 99 protected: 100 void StatDomainEvent(int fd, std::map<std::string, int64_t> &events) const override; 101 102 private: 103 void GetEventNames(std::map<std::string, int64_t> &events, std::vector<std::string> &eventNames) const; 104 }; // SysEventDetailStat 105 106 class SysEventInvalidStat : public BaseStat { 107 public: 108 SysEventInvalidStat(int fd, int64_t validNum, int64_t inValidNum, std::map<std::string, std::string> &d2ies); 109 ~SysEventInvalidStat(); 110 111 public: 112 void CalcStat() const override; 113 114 private: 115 std::map<std::string, std::string> &d2ies_; 116 }; // SysEventInvalidStat 117 } // namespace HiviewDFX 118 } // namespace OHOS 119 #endif // HIVIEW_PLUGINS_EVENT_SERVICE_INCLUDE_SYS_EVENT_STAT_H