Method userNameEncode

src/main/java/top/misec/utils/HelpUtil.java:60–66

(String userName)

    }

    public static String userNameEncode(String userName) {
        int s1 = userName.length() / 2;
        int s2 = (s1 + 1) / 2;
        return userName.substring(0, s2)
                + String.join("", Collections.nCopies(s1, "*"))
                + userName.substring(s1 + s2);
    }
    
    public static String utcTime(String utcTime){
        SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");