setupEpg(_epgMap, et -> ((DataConfig) et).getDescription(), (et, vl) -> ((DataConfig) et).setDescription(DfTypeUtil.toString(vl)),
                "description");
        setupEpg(_epgMap, et -> ((DataConfig) et).getHandlerName(), (et, vl) -> ((DataConfig) et).setHandlerName(DfTypeUtil.toString(vl)),
                "handlerName");
        setupEpg(_epgMap, et -> ((DataConfig) et).getHandlerParameter(),

	// Collect all flags with bitwise-OR and assign operator
	var handlerFlags s3HFlag
	for _, flag := range flags {
		handlerFlags |= flag
	}

	// Get name of the handler using reflection.
	handlerName := getHandlerName(f, "objectAPIHandlers")

	var handler http.HandlerFunc = func(w http.ResponseWriter, r *http.Request) {
		w = &trackingResponseWriter{ResponseWriter: w}

	// Collect all flags with bitwise-OR and assign operator
	var handlerFlags hFlag
	for _, flag := range flags {
		handlerFlags |= flag
	}

	// Get name of the handler using reflection.
	handlerName := getHandlerName(f, "adminAPIHandlers")

	var handler http.HandlerFunc = func(w http.ResponseWriter, r *http.Request) {
		// Update request context with `logger.ReqInfo`.
		r = r.WithContext(newContext(r, w, handlerName))

            final DataStoreFactory dataStoreFactory = ComponentUtil.getDataStoreFactory();
            dataStore = dataStoreFactory.getDataStore(dataConfig.getHandlerName());
            if (dataStore == null) {
                logger.error("DataStore({}) is not found.", dataConfig.getHandlerName());
            } else {
                try {
                    dataStore.store(dataConfig, indexUpdateCallback, initParamMap);