Method convertTemplateToStdString

include/thundersvm/util/log.h:3769–3787

        /// @brief Converts template to std::string - useful for loggable classes to log containers within log(std::ostream&) const
        template <typename T>
        static std::string convertTemplateToStdString(const T& templ) {
            el::Logger* logger =
                    ELPP->registeredLoggers()->get(el::base::consts::kDefaultLoggerId);
            if (logger == nullptr) {
                return std::string();
            }
            base::MessageBuilder b;
            b.initialize(logger);
            logger->acquireLock();
            b << templ;
#if defined(ELPP_UNICODE)
            std::string s = std::string(logger->stream().str().begin(), logger->stream().str().end());
#else
            std::string s = logger->stream().str();
#endif  // defined(ELPP_UNICODE)
            logger->stream().str(ELPP_LITERAL(""));
            logger->releaseLock();
            return s;
        }
        /// @brief Returns command line arguments (pointer) provided to easylogging++
        static inline const el::base::utils::CommandLineArgs* commandLineArgs(void) {
            return ELPP->commandLineArgs();