public static void parseHeaders()

in backup-core/src/main/java/org/apache/iotdb/backup/core/parse/CsvFileTransParser.java [182:206]

• 25 lines of code
• 3 McCabe index (conditional complexity)

  public static void parseHeaders(
      List<String> headerNames,
      HashMap<String, TSDataType> headerTypeMap,
      HashMap<String, String> headerNameMap) {
    String regex = "(?<=\\()\\S+(?=\\))";
    Pattern pattern = Pattern.compile(regex);
    for (String headerName : headerNames) {
      Matcher matcher = pattern.matcher(headerName);
      String type;
      if (matcher.find()) {
        type = matcher.group();
        String headerNameWithoutType =
            headerName
                .replace(new StringBuilder("(").append(type).append(")").toString(), "")
                .replaceAll("\\s+", "");
        headerNameMap.put(headerName, headerNameWithoutType);
        headerTypeMap.put(headerNameWithoutType, getType(type));
      } else {
        headerNameMap.put(headerName, headerName);
      }
      String[] split = headerName.split("\\.");
      String measurementName = split[split.length - 1];
      String deviceName = StringUtils.join(Arrays.copyOfRange(split, 0, split.length - 1), '.');
    }
  }