}
        return handlerParameterMap;
    }

    public Map<String, String> getHandlerScriptMap() {
        if (handlerScriptMap == null) {
            handlerScriptMap = ParameterUtil.parse(getHandlerScript());
        }
        return handlerScriptMap;
    }

    @Override
    public CrawlerClientFactory initializeClientFactory(final Supplier<CrawlerClientFactory> creator) {