juick-server-core/src/main/java/com/juick/server/util/HashUtils.java


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

package com.juick.server.util;

import java.util.Random;

/**
 * Created by vitalyster on 29.06.2017.
 */
public class HashUtils {
    private static final String ABCDEF = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";

    public static String generateHash(final int len) {
        Random rnd = new Random();
        StringBuilder sb = new StringBuilder(len);
        for (int i = 0; i < len; i++) {
            sb.append(ABCDEF.charAt(rnd.nextInt(ABCDEF.length())));
        }
        return sb.toString();
    }
}