return ComponentUtil.getFessConfig().getIndexDocumentCrawlerQueueNumberOfReplicasAsInteger();
    }

    @Override
    public int getDataReplicas() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerDataNumberOfReplicasAsInteger();
    }

    @Override
    public int getFilterReplicas() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerFilterNumberOfReplicasAsInteger();
    }