protected Path getLogConfigPath(ProfilerConfig config, Path agentPath) {
        final String location = config.readString(Profiles.LOG_CONFIG_LOCATION_KEY, null);
        if (location != null) {
            return Paths.get(location);
        }
        return agentPath;
    }
@author emeroad
@author koo.taejin
@author hyungil.jeong
agent-module/profiler/src/main/java/com/navercorp/pinpoint/profiler/DefaultAgent.java