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/*
* Copyright (c) 2020, Ford Motor Company
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of the Ford Motor Company nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "utils/logger/logger_impl.h"
#include <assert.h>
#include <iostream>
namespace logger {
LoggerImpl::LoggerImpl(bool use_message_loop_thread)
: impl_(nullptr), use_message_loop_thread_(use_message_loop_thread) {}
void LoggerImpl::Init(std::unique_ptr<ThirdPartyLoggerInterface>&& impl) {
assert(impl_ == nullptr);
impl_ = std::move(impl);
impl_->Init();
if (use_message_loop_thread_) {
auto deinit_logger = [](LogMessageLoopThread* logMsgThread) {
delete logMsgThread;
};
if (!loop_thread_) {
loop_thread_ = LoopThreadPtr<LogMessageLoopThread>(
new LogMessageLoopThread(
[this](LogMessage message) { impl_->PushLog(message); }),
deinit_logger);
}
}
}
void LoggerImpl::DeInit() {
if (use_message_loop_thread_) {
Flush();
loop_thread_.reset();
}
if (impl_) {
impl_->DeInit();
}
}
void LoggerImpl::Flush() {
if (use_message_loop_thread_) {
if (loop_thread_) {
loop_thread_->WaitDumpQueue();
}
}
}
bool LoggerImpl::IsEnabledFor(const std::string& component,
LogLevel log_level) const {
return impl_ ? impl_->IsEnabledFor(component, log_level) : false;
}
void LoggerImpl::PushLog(const LogMessage& log_message) {
if (impl_) {
if (use_message_loop_thread_) {
if (loop_thread_) {
loop_thread_->Push(log_message);
}
} else {
impl_->PushLog(log_message);
}
}
}
Logger& Logger::instance(Logger* pre_init) {
static Logger* instance_;
if (pre_init) {
assert(instance_ == nullptr);
instance_ = pre_init;
}
return *instance_;
}
LogMessageLoopThread::LogMessageLoopThread(
std::function<void(LogMessage)> handler)
: LogMessageLoopThreadTemplate("Logger", this), force_log_(handler) {}
void LogMessageLoopThread::Push(const LogMessage& message) {
PostMessage(message);
}
void LogMessageLoopThread::Handle(const LogMessage message) {
force_log_(message);
}
LogMessageLoopThread::~LogMessageLoopThread() {
// we'll have to drop messages
// while deleting logger thread
LogMessageLoopThreadTemplate::Shutdown();
}
} // namespace logger
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