md5

maven依赖

<dependency>            <groupId>commons-codec</groupId>            <artifactId>commons-codec</artifactId>            <version>1.9</version></dependency>

MD5 :DigestUtils.md5Hex(String code)

    public static void main(String[] args) {        System.out.println(DigestUtils.md5Hex("123456"));    }

结果：e10adc3949ba59abbe56e057f20f883e