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Use find if registry is bigger than 20 in registry::get(std::string_view logger_name)

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gabime 2024-03-17 00:27:43 +02:00
parent 8cfd4a7e7b
commit 4052bc0621
1 changed files with 27 additions and 8 deletions
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35
include/spdlog/details/registry-inl.h
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@ -78,21 +78,40 @@ SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr<logger> new_logge
}
}
SPDLOG_INLINE std::shared_ptr<logger> registry::get(const std::string &logger_name) {
std::lock_guard<std::mutex> lock(logger_map_mutex_);
auto found = loggers_.find(logger_name);
return found == loggers_.end() ? nullptr : found->second;
// if the map is small do a sequential search, otherwise use the standard find()
std::shared_ptr<logger> registry::get(const std::string &logger_name) {
if (loggers_.size() <= 20) {
for (const auto &[key, val]: loggers_) {
if (logger_name == key) {
return val;
}
}
return nullptr;
}
else {
auto found = loggers_.find(logger_name);
return found == loggers_.end() ? nullptr : found->second;
}
}
#if __cplusplus >= 201703L // C++17
// if the map is small do a sequential search and avoid creating string for find(logger_name)
// otherwise use the standard find()
SPDLOG_INLINE std::shared_ptr<logger> registry::get(std::string_view logger_name) {
std::lock_guard<std::mutex> lock(logger_map_mutex_);
for (const auto &[key, val] : loggers_) {
if (key == logger_name) {
return val;
if (loggers_.size() <= 20) {
for (const auto &[key, val]: loggers_) {
if (logger_name == key) {
return val;
}
}
return nullptr;
}
// otherwise use the normal map lookup
else {
auto found = loggers_.find(std::string(logger_name));
return found == loggers_.end() ? nullptr : found->second;
}
return nullptr;
}
SPDLOG_INLINE std::shared_ptr<logger> registry::get(const char *logger_name) {