122 lines
3.9 KiB
C++
122 lines
3.9 KiB
C++
/*
|
|
* Copyright (C) 2019 Apple Inc. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <wtf/Algorithms.h>
|
|
#include <wtf/HashSet.h>
|
|
#include <wtf/Logger.h>
|
|
#include <wtf/Ref.h>
|
|
#include <wtf/RefPtr.h>
|
|
|
|
namespace WTF {
|
|
|
|
class AggregateLogger : public Logger {
|
|
WTF_MAKE_NONCOPYABLE(AggregateLogger);
|
|
public:
|
|
|
|
static Ref<AggregateLogger> create(const void* owner)
|
|
{
|
|
return adoptRef(*new AggregateLogger(owner));
|
|
}
|
|
|
|
void addLogger(const Logger& logger)
|
|
{
|
|
m_loggers.add(&logger);
|
|
}
|
|
|
|
void removeLogger(const Logger& logger)
|
|
{
|
|
m_loggers.remove(&logger);
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
inline void logAlways(WTFLogChannel& channel, UNUSED_FUNCTION const Arguments&... arguments) const
|
|
{
|
|
#if RELEASE_LOG_DISABLED
|
|
// "Standard" WebCore logging goes to stderr, which is captured in layout test output and can generally be a problem
|
|
// on some systems, so don't allow it.
|
|
UNUSED_PARAM(channel);
|
|
#else
|
|
log(channel, WTFLogLevel::Always, arguments...);
|
|
#endif
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
inline void error(WTFLogChannel& channel, const Arguments&... arguments) const
|
|
{
|
|
log(channel, WTFLogLevel::Error, arguments...);
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
inline void warning(WTFLogChannel& channel, const Arguments&... arguments) const
|
|
{
|
|
log(channel, WTFLogLevel::Warning, arguments...);
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
inline void info(WTFLogChannel& channel, const Arguments&... arguments) const
|
|
{
|
|
log(channel, WTFLogLevel::Info, arguments...);
|
|
}
|
|
|
|
template<typename... Arguments>
|
|
inline void debug(WTFLogChannel& channel, const Arguments&... arguments) const
|
|
{
|
|
log(channel, WTFLogLevel::Debug, arguments...);
|
|
}
|
|
|
|
inline bool willLog(const WTFLogChannel& channel, WTFLogLevel level) const
|
|
{
|
|
return allOf(m_loggers, [channel, level] (auto& logger) { return logger->willLog(channel, level); });
|
|
}
|
|
|
|
private:
|
|
AggregateLogger(const void* owner)
|
|
: Logger(owner)
|
|
{
|
|
}
|
|
|
|
template<typename... Argument>
|
|
inline void log(WTFLogChannel& channel, WTFLogLevel level, const Argument&... arguments) const
|
|
{
|
|
if (!willLog(channel, level))
|
|
return;
|
|
|
|
Logger::log(channel, level, arguments...);
|
|
|
|
for (const auto& logger : m_loggers) {
|
|
for (Observer& observer : logger->observers())
|
|
observer.didLogMessage(channel, level, { ConsoleLogValue<Argument>::toValue(arguments)... });
|
|
}
|
|
}
|
|
|
|
HashSet<RefPtr<const Logger>> m_loggers;
|
|
};
|
|
|
|
} // namespace WTF
|
|
|
|
using WTF::AggregateLogger;
|