@Override
    public void afterPropertiesSet() throws Exception {
        if (StringUtils.isEmpty(pluginLocation)) {
            pluginLocation = DEFAULT_PLUGIN_LOCATION;
        }
        log.info("plugin location is {}", pluginLocation);
        pluginReload();
    }
PluginService is designed to load all plugin from ${BASE_PATH}/plugins
this service must be initialized after all other beans.
inlong-manager/manager-service/src/main/java/org/apache/inlong/manager/service/plugin/PluginService.java