java md5

/**
 * MD5工具类
 * @author pibigstar
 *
 */
public class MD5Util {
    //盐，用于混交md5
    private static final String slat = "&%5123***&&%%$$#@";
    /**
     * 生成md5
     * @param seckillId
     * @return
     */
    public static String getMD5(String str) {
        String base = str +"/"+slat;
        String md5 = DigestUtils.md5DigestAsHex(base.getBytes());
        return md5;
    }

}