1 /* 2 * Copyright (c) 2017-2019 Arm Limited. 3 * 4 * SPDX-License-Identifier: MIT 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a copy 7 * of this software and associated documentation files (the "Software"), to 8 * deal in the Software without restriction, including without limitation the 9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10 * sell copies of the Software, and to permit persons to whom the Software is 11 * furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in all 14 * copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 #ifndef ARM_COMPUTE_LOGGING_LOGGER_REGISTRY_H 25 #define ARM_COMPUTE_LOGGING_LOGGER_REGISTRY_H 26 27 #include "arm_compute/core/utils/logging/Logger.h" 28 #include "arm_compute/core/utils/logging/Printers.h" 29 #include "arm_compute/core/utils/logging/Types.h" 30 #include "support/Mutex.h" 31 32 #include <memory> 33 #include <set> 34 #include <unordered_map> 35 36 namespace arm_compute 37 { 38 namespace logging 39 { 40 /** Registry class holding all the instantiated loggers */ 41 class LoggerRegistry final 42 { 43 public: 44 /** Gets registry instance 45 * 46 * @return Logger registry instance 47 */ 48 static LoggerRegistry &get(); 49 /** Creates a logger 50 * 51 * @note Some names are reserved e.g. [CORE, RUNTIME, GRAPH] 52 * 53 * @param[in] name Logger's name 54 * @param[in] log_level Logger's log level. Defaults to INFO 55 * @param[in] printers Printers to attach to the system loggers. Defaults with a @ref StdPrinter. 56 */ 57 void create_logger(const std::string &name, LogLevel log_level = LogLevel::INFO, 58 const std::vector<std::shared_ptr<Printer>> &printers = { std::make_shared<StdPrinter>() }); 59 /** Remove a logger 60 * 61 * @param name Logger's name 62 */ 63 void remove_logger(const std::string &name); 64 /** Returns a logger instance 65 * 66 * @param[in] name Logger to return 67 * 68 * @return Logger 69 */ 70 std::shared_ptr<Logger> logger(const std::string &name); 71 /** Creates reserved library loggers 72 * 73 * @param[in] log_level (Optional) Logger's log level. Defaults to INFO 74 * @param[in] printers (Optional) Printers to attach to the system loggers. Defaults with a @ref StdPrinter. 75 */ 76 void create_reserved_loggers(LogLevel log_level = LogLevel::INFO, 77 const std::vector<std::shared_ptr<Printer>> &printers = { std::make_shared<StdPrinter>() }); 78 79 private: 80 /** Default constructor */ 81 LoggerRegistry(); 82 83 private: 84 arm_compute::Mutex _mtx; 85 std::unordered_map<std::string, std::shared_ptr<Logger>> _loggers; 86 static std::set<std::string> _reserved_loggers; 87 }; 88 } // namespace logging 89 } // namespace arm_compute 90 #endif /* ARM_COMPUTE_LOGGING_LOGGER_REGISTRY_H */ 91