private static String send()

in spark-doris-connector/src/main/java/org/apache/doris/spark/rest/RestService.java [102:158]
52 lines of code
7 McCabe index (conditional complexity)

    private static String send(Settings cfg, HttpRequestBase request, Logger logger) throws
            ConnectedFailedException {
        int connectTimeout = cfg.getIntegerProperty(ConfigurationOptions.DORIS_REQUEST_CONNECT_TIMEOUT_MS,
                ConfigurationOptions.DORIS_REQUEST_CONNECT_TIMEOUT_MS_DEFAULT);
        int socketTimeout = cfg.getIntegerProperty(ConfigurationOptions.DORIS_REQUEST_READ_TIMEOUT_MS,
                ConfigurationOptions.DORIS_REQUEST_READ_TIMEOUT_MS_DEFAULT);
        int retries = cfg.getIntegerProperty(ConfigurationOptions.DORIS_REQUEST_RETRIES,
                ConfigurationOptions.DORIS_REQUEST_RETRIES_DEFAULT);
        logger.trace("connect timeout set to '{}'. socket timeout set to '{}'. retries set to '{}'.",
                connectTimeout, socketTimeout, retries);

        RequestConfig requestConfig = RequestConfig.custom()
                .setConnectTimeout(connectTimeout)
                .setSocketTimeout(socketTimeout)
                .build();

        request.setConfig(requestConfig);
        String user = cfg.getProperty(DORIS_REQUEST_AUTH_USER, "");
        String password = cfg.getProperty(DORIS_REQUEST_AUTH_PASSWORD, "");
        logger.info("Send request to Doris FE '{}' with user '{}'.", request.getURI(), user);
        IOException ex = null;
        int statusCode = -1;

        for (int attempt = 0; attempt < retries; attempt++) {
            logger.debug("Attempt {} to request {}.", attempt, request.getURI());
            try {
                String response;
                if (request instanceof HttpGet){
                    response = getConnectionGet(request.getURI().toString(), user, password,logger);
                } else {
                    response = getConnectionPost(request,user, password,logger);
                }
                if (response == null) {
                    logger.warn("Failed to get response from Doris FE {}, http code is {}",
                            request.getURI(), statusCode);
                    continue;
                }
                logger.trace("Success get response from Doris FE: {}, response is: {}.",
                        request.getURI(), response);
                ObjectMapper mapper = new ObjectMapper();
                Map map = mapper.readValue(response, Map.class);
                //Handle the problem of inconsistent data format returned by http v1 and v2
                if (map.containsKey("code") && map.containsKey("msg")) {
                    Object data = map.get("data");
                    return mapper.writeValueAsString(data);
                } else {
                    return response;
                }
            } catch (IOException e) {
                ex = e;
                logger.warn(CONNECT_FAILED_MESSAGE, request.getURI(), e);
            }
        }

        logger.error(CONNECT_FAILED_MESSAGE, request.getURI(), ex);
        throw new ConnectedFailedException(request.getURI().toString(), statusCode, ex);
    }