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Diffstat (limited to 'src/core/utils/logging/Logger.cpp')
| -rw-r--r-- | src/core/utils/logging/Logger.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/core/utils/logging/Logger.cpp b/src/core/utils/logging/Logger.cpp new file mode 100644 index 0000000000..b025ca8097 --- /dev/null +++ b/src/core/utils/logging/Logger.cpp @@ -0,0 +1,154 @@ +/* + * Copyright (c) 2017 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include "arm_compute/core/utils/logging/Logger.h" + +#include "arm_compute/core/Error.h" +#include "support/ToolchainSupport.h" + +using namespace arm_compute::logging; + +Logger::Logger(std::string name, LogLevel log_level, std::shared_ptr<Printer> printer) + : _name(std::move(name)), _log_level(log_level), _printers( +{ + std::move(printer) +}), _decorators() +{ + // Check printer + ARM_COMPUTE_ERROR_ON(printer == nullptr); + + // Set default message decorators + set_default_decorators(); +} + +Logger::Logger(std::string name, LogLevel log_level, std::vector<std::shared_ptr<Printer>> printers) + : _name(std::move(name)), _log_level(log_level), _printers(std::move(printers)), _decorators() +{ + // Check printers + for(const auto &p : _printers) + { + ARM_COMPUTE_UNUSED(p); + ARM_COMPUTE_ERROR_ON(p == nullptr); + } + // Set default message decorators + set_default_decorators(); +} + +Logger::Logger(std::string name, + LogLevel log_level, + std::vector<std::shared_ptr<Printer>> printers, + std::vector<std::unique_ptr<IDecorator>> decorators) + : _name(std::move(name)), _log_level(log_level), _printers(std::move(printers)), _decorators(std::move(decorators)) +{ + // Check printers + for(const auto &p : _printers) + { + ARM_COMPUTE_UNUSED(p); + ARM_COMPUTE_ERROR_ON(p == nullptr); + } + // Check decorators + for(const auto &d : _decorators) + { + ARM_COMPUTE_UNUSED(d); + ARM_COMPUTE_ERROR_ON(d == nullptr); + } +} + +void Logger::log(LogLevel log_level, const std::string &msg) +{ + // Return if message shouldn't be logged + // i.e. if log level does not match the logger's + if(!is_loggable(log_level)) + { + return; + } + + // Print message to all printers + print_all(create_log_msg(msg, log_level)); +} + +void Logger::set_log_level(LogLevel log_level) +{ + _log_level = log_level; +} + +LogLevel Logger::log_level() const +{ + return _log_level; +} + +std::string Logger::name() const +{ + return _name; +} + +void Logger::add_printer(std::shared_ptr<Printer> printer) +{ + ARM_COMPUTE_ERROR_ON(printer == nullptr); + _printers.push_back(std::move(printer)); +} + +void Logger::add_decorator(std::unique_ptr<IDecorator> decorator) +{ + ARM_COMPUTE_ERROR_ON(decorator == nullptr); + _decorators.push_back(std::move(decorator)); +} + +void Logger::set_default_decorators() +{ + _decorators.emplace_back(support::cpp14::make_unique<StringDecorator>(_name)); + _decorators.emplace_back(support::cpp14::make_unique<DateDecorator>()); + _decorators.emplace_back(support::cpp14::make_unique<LogLevelDecorator>()); +} + +bool Logger::is_loggable(LogLevel log_level) +{ + return (log_level >= _log_level); +} + +void Logger::decorate_log_msg(LogMsg &msg) +{ + for(const auto &d : _decorators) + { + d->decorate(msg); + } + msg.raw_ += std::string(" "); +} + +std::string Logger::create_log_msg(const std::string &str, LogLevel log_level) +{ + // Adding space string to avoid Android failures + LogMsg log_msg(" ", log_level); + decorate_log_msg(log_msg); + std::ostringstream ss; + ss << log_msg.raw_ << " " << str; + return ss.str(); +} + +void Logger::print_all(const std::string &msg) +{ + for(auto &p : _printers) + { + p->print(msg); + } +}
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