创建一个密码串_id密码忘记了怎么找回

public class PwdCreate { 
    public static void main(String[] args){ 
    char[] pwdChar = new char[16]; for(int i = 0; i < pwdChar.length; i++){ 
    int type = MyTools.getRandom(0, 2); if(type == 0){ 
    pwdChar[i] = (char)MyTools.getRandom(48, 57); } else if(type == 1){ 
    pwdChar[i] = (char)MyTools.getRandom(65, 90); } else { 
    pwdChar[i] = (char)MyTools.getRandom(97, 122); } } String pwd = new String(pwdChar); System.out.println(pwd); System.out.println(pwd.toLowerCase()); System.out.println(MD5.encode(pwd).toUpperCase()); /* s2m3j6pc f299zdy5 45g2ttfz w86dype9 nh7ds1po gvvk83ca vgb45nc7 pogyu4ha n7s2fzf4 9gmqn290 j36qu4xk lxss2z8u */ } }