final String oldIndex = "." + index;
            if (client.existsIndex(oldIndex) && client.existsIndex(index)) {
                logger.info("Copying from {} to {}", oldIndex, index);
                if (!client.reindex(oldIndex, index, false)) {
                    logger.warn("Failed to copy from {} to {}", oldIndex, index);
                }
            } else if (logger.isDebugEnabled()) {