code: private void printConfigData(String dataId, ConfigData configData) {
  
          StringBuilder sb = new StringBuilder();
          int count = 0;
  
          if (configData != null && StringUtils.isNotBlank(configData.getData())) {
              final String[] split = StringUtils.split(configData.getData(), CONFIG_SEPARATOR);
              List<String> dataList = Arrays.asList(split);
              for (String provider : dataList) {
                  sb.append("  >>> ").append(provider).append("\n");
                  count++;
              }
          }
  
          if (LOGGER.isInfoEnabled()) {
              LOGGER.info(LogCodes.getLiteLog(
                  "Receive RPC config info: service[{0}]\n  usable config info[{1}]\n{2}",
                  dataId, count, sb.toString()));
          }
      }
docs: 获得 Sofa Runtime 的日志对象，打印出获得Config Data 信息