1 /* 2 * Copyright (c) 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 #ifndef LOG_PARSE_H 16 #define LOG_PARSE_H 17 18 #include <list> 19 #include <map> 20 #include <set> 21 #include <stack> 22 #include <string> 23 24 #include "common_defines.h" 25 namespace OHOS { 26 namespace HiviewDFX { 27 class LogParse { 28 public: LogParse()29 LogParse() {}; ~LogParse()30 ~LogParse() {}; 31 LogParse(const LogParse&) = delete; 32 LogParse& operator=(const LogParse&) = delete; 33 bool IsIgnoreLibrary(const std::string& val) const; 34 static std::string MatchExceptionLibrary(const std::string& val); 35 void SetFrame(std::stack<std::string>& stack, std::map<std::string, std::string>& eventInfo) const; 36 std::string GetFilterTrace(const std::string& info, std::vector<std::string>& trace, 37 std::string eventType) const; 38 std::stack<std::string> GetStackTop(const std::vector<std::string>& validStack, const size_t num) const; 39 40 public: 41 static const std::string UNMATCHED_EXCEPTION; 42 43 private: 44 bool HasExceptionList(const std::string& line) const; 45 std::vector<std::string> GetValidStack(size_t num, std::stack<std::string>& inStack) const; 46 std::list<std::vector<std::string>> StackToMultipart(std::stack<std::string>& inStack, size_t num) const; 47 bool GetValidStack(int num, std::stack<std::string>& inStack, std::stack<std::string>& outStack) const; 48 void MatchIgnoreLibrary(std::stack<std::string> inStack, std::stack<std::string>& outStack, size_t num) const; 49 std::string GetValidBlock(std::stack<std::string> inStack, std::vector<std::string>& lastPart) const; 50 51 private: 52 static const int STACK_LEN_MAX = 30; 53 static const std::map<std::string, std::set<std::string>> ignoreList_; 54 static const std::set<std::string> exceptionList_; 55 }; 56 } 57 } 58 #endif