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// Copyright Epic Games, Inc. All Rights Reserved.
#include <zencore/logging/logger.h>
namespace zen::logging {
Logger::Logger(std::string InName, SinkPtr InSink) : m_Name(std::move(InName))
{
m_Sinks.push_back(std::move(InSink));
}
Logger::Logger(std::string InName, std::vector<SinkPtr> InSinks) : m_Name(std::move(InName)), m_Sinks(std::move(InSinks))
{
}
void
Logger::Log(LogLevel InLevel, std::string_view Msg)
{
if (!ShouldLog(InLevel))
{
return;
}
LogMessage LogMsg(m_Name, InLevel, Msg);
SinkIt(LogMsg);
FlushIfNeeded(InLevel);
}
void
Logger::Log(const SourceLocation& Loc, LogLevel InLevel, std::string_view Msg)
{
if (!ShouldLog(InLevel))
{
return;
}
LogMessage LogMsg(Loc, m_Name, InLevel, Msg);
SinkIt(LogMsg);
FlushIfNeeded(InLevel);
}
void
Logger::SinkIt(const LogMessage& Msg)
{
for (auto& CurrentSink : m_Sinks)
{
if (CurrentSink->ShouldLog(Msg.Level))
{
try
{
CurrentSink->Log(Msg);
}
catch (const std::exception&)
{
// Silently eat errors in sinks
}
}
}
}
void
Logger::FlushIfNeeded(LogLevel InLevel)
{
if (InLevel >= m_FlushLevel.load(std::memory_order_relaxed))
{
Flush();
}
}
void
Logger::Flush()
{
for (auto& CurrentSink : m_Sinks)
{
try
{
CurrentSink->Flush();
}
catch (const std::exception&)
{
}
}
}
void
Logger::SetFormatter(std::unique_ptr<Formatter> InFormatter)
{
for (auto& CurrentSink : m_Sinks)
{
CurrentSink->SetFormatter(InFormatter->Clone());
}
}
std::shared_ptr<Logger>
Logger::Clone(std::string NewName) const
{
auto Cloned = std::make_shared<Logger>(std::move(NewName), m_Sinks);
Cloned->SetLevel(m_Level.load(std::memory_order_relaxed));
Cloned->SetFlushLevel(m_FlushLevel.load(std::memory_order_relaxed));
return Cloned;
}
} // namespace zen::logging
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