apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/util/checker/AuthUserPasswordChecker.java/AuthUserPasswordChecker/isCommonlyUsed
class AuthUserPasswordChecker:  private boolean isCommonlyUsed(String password) {
    if (Strings.isNullOrEmpty(password)) {
      return true;
    }
    for (String s : LIST_OF_CODE_FRAGMENT) {
      if (password.toLowerCase().contains(s)) {
        return true;
      }
    }
    return false;
  }