1 package club.wpia.gigi.util;
3 import java.security.SecureRandom;
5 public class RandomToken {
7 private static SecureRandom sr = new SecureRandom();
9 public static String generateToken(int length) {
10 StringBuffer token = new StringBuffer();
11 for (int i = 0; i < length; i++) {
12 int rand = sr.nextInt(26 * 2 + 10);
14 token.append((char) ('0' + rand));
19 token.append((char) ('a' + rand));
23 token.append((char) ('A' + rand));
25 return token.toString();