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 HIVIEW_BASE_EVENT_EXPORT_JSON_WRITER_H 17 #define HIVIEW_BASE_EVENT_EXPORT_JSON_WRITER_H 18 19 #include <functional> 20 #include <map> 21 #include <string> 22 #include <unordered_map> 23 #include <vector> 24 25 #include "cJSON.h" 26 #include "export_db_storage.h" 27 28 namespace OHOS { 29 namespace HiviewDFX { 30 class ExportJsonFileWriter { 31 public: 32 ExportJsonFileWriter(const std::string& moduleName, const std::string& eventVersion, const std::string& exportDir, 33 int64_t maxFileSize); 34 35 public: 36 using ExportJsonFileZippedListener = std::function<void(const std::string&, const std::string&)>; 37 void SetExportJsonFileZippedListener(ExportJsonFileZippedListener listener); 38 39 void ClearEventCache(); 40 41 public: 42 bool Write(); 43 bool AppendEvent(const std::string& domain, const std::string& name, const std::string& eventStr); 44 45 private: 46 std::string moduleName_; 47 std::string eventVersion_; 48 std::string exportDir_; 49 int64_t maxFileSize_ = 0; 50 int64_t totalJsonStrSize_ = 0; 51 ExportJsonFileZippedListener exportJsonFileZippedListener_; 52 // <domain, <name, eventContentString>> 53 std::unordered_map<std::string, std::vector<std::pair<std::string, std::string>>> sysEventMap_; 54 }; 55 } // namespace HiviewDFX 56 } // namespace OHOS 57 58 #endif // HIVIEW_BASE_EVENT_EXPORT_JSON_WRITER_H