[java]生成随机名 猛男胖虎 2020-07-30 85 阅读1分钟 看到HikariConfig里面有一个方法:for (int i = 0; i < 4; i++) { buf.append(ID_CHARACTERS[random.nextInt(62)]); }其中:private static final char[] ID_CHARACTERS = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ".toCharArray();