public static String generateVerifyCode()

in tsfile-viewer-web/src/main/java/org/apache/iotdb/ui/util/VerifyCodeUtils.java [59:70]

• 12 lines of code
• 4 McCabe index (conditional complexity)

  public static String generateVerifyCode(int verifySize, String sources) {
    if (sources == null || sources.length() == 0) {
      sources = VERIFY_CODES;
    }
    int codesLen = sources.length();
    Random rand = new Random(System.currentTimeMillis());
    StringBuilder verifyCode = new StringBuilder(verifySize);
    for (int i = 0; i < verifySize; i++) {
      verifyCode.append(sources.charAt(rand.nextInt(codesLen - 1)));
    }
    return verifyCode.toString();
  }