}
                return c.admin().indices().prepareCreate(index).setSource(source, XContentType.JSON).execute();
            });
            if (indexResponse.isAcknowledged()) {
                logger.info("Created {} index.", index);
            } else if (logger.isDebugEnabled()) {
                logger.debug("Failed to create {} index.", index);
            }
        }

                    .setSource(source, XContentType.JSON)
                    .execute()
                    .actionGet(fessConfig.getIndexIndicesTimeout());
            if (indexResponse.isAcknowledged()) {
                logger.info("Created index: indexName={}", indexName);
                return true;
            }
            if (logger.isDebugEnabled()) {