import org.apache.shiro.crypto.hash.Md5Hash;/** * 加密工具 * @author Administrator * */public class CryptographyUtil {        /**     * Md5加密     * @param str     * @param salt     * @return     */    public static String md5(String str,String salt){        return new Md5Hash(str,salt).toString();    }        public static void main(String[] args) {        String password="123456";                System.out.println("Md5加密："+CryptographyUtil.md5(password, "java1234"));    }}