virtual LoggerPtr getLogger(const std::string& name)
{
#if 1
thread_local LoggerPtr lastResult = nullptr;
if (lastResult)
{
if (lastResult->getName() == name)
{
return lastResult;
}
}
#endif
LoggerPtr result;
mutex.lock_shared();
auto findIt = loggers.find(name);
if (findIt != loggers.end())
{
result = findIt->second;
}
mutex.unlock_shared();
if (!result)
{
throw std::runtime_error("Logger not found");
}
#if 1
lastResult = result;
#endif
return result;
}
void Hierarchy::emitNoAppenderWarning(const LoggerPtr& logger)
{
// No appenders in hierarchy, warn user only once.
if(!this->emittedNoAppenderWarning)
{
LogLog::warn(_T("No appenders could be found for logger (") +
logger->getName() + _T(")."));
LogLog::warn(_T("Please initialize the log4cxx system properly."));
this->emittedNoAppenderWarning = true;
}
}
virtual void registerLogger(LoggerPtr logger)
{
assert(logger);
mutex.lock();
const auto& name = logger->getName();
if (loggers.count(name))
{
throw std::runtime_error("Logger already register");
}
loggers[name] = logger;
mutex.unlock();
}
void Hierarchy::emitNoAppenderWarning(const LoggerPtr& logger)
{
bool emitWarning = false;
{
synchronized sync(mutex);
emitWarning = !emittedNoAppenderWarning;
emittedNoAppenderWarning = true;
}
// No appender in hierarchy, warn user only once.
if(emitWarning)
{
LogLog::warn(((LogString) LOG4CXX_STR("No appender could be found for logger ("))
+ logger->getName() + LOG4CXX_STR(")."));
LogLog::warn(LOG4CXX_STR("Please initialize the log4cxx system properly."));
}
}
void Hierarchy::updateParents(LoggerPtr logger)
{
synchronized sync(mutex);
const LogString name(logger->getName());
int length = name.size();
bool parentFound = false;
// if name = "w.x.y.z", loop thourgh "w.x.y", "w.x" and "w", but not "w.x.y.z"
for(size_t i = name.find_last_of(0x2E /* '.' */, length-1);
i != LogString::npos;
i = name.find_last_of(0x2E /* '.' */, i-1))
{
LogString substr = name.substr(0, i);
LoggerMap::iterator it = loggers->find(substr);
if(it != loggers->end())
{
parentFound = true;
logger->parent = it->second;
break; // no need to update the ancestors of the closest ancestor
}
else
{
ProvisionNodeMap::iterator it2 = provisionNodes->find(substr);
if (it2 != provisionNodes->end())
{
it2->second.push_back(logger);
}
else
{
ProvisionNode node(1, logger);
provisionNodes->insert(
ProvisionNodeMap::value_type(substr, node));
}
}
}
// If we could not find any existing parents, then link with root.
if(!parentFound)
{
logger->parent = root;
}
}
void FallbackErrorHandler::setLogger(const LoggerPtr& logger)
{
LogLog::debug(_T("FB: Adding logger [") + logger->getName() + _T("]."));
loggers.push_back(logger);
}
